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Security Failures after Password Change

 
 
Zachary
Guest
Posts: n/a

 
      10-26-2009
Hi everyone,



Recently I have performed a password change on the default domain
administrator account. Before the change was made last Friday I made sure
to find all services and scheduled tasks in our network that were using the
domain admin account and changed them to use their own service account.
After the change all system functionality has been restored. (I.E. Exchange,
Blackberry, our ERP system, everything is working) On top of that, the
domain admin account isn't getting locked out. That should mean that there
isn't anything with a stored password attempting to use the old password.
With all that said, however, I am still receiving security failures in the
event viewer on our primary DC. The failures are below. Any help
understanding these on these would be appreciated.



FYI - In doing research on the 4771 events I have found that the failure
code 0x18 usually means a bad password. What I don't understand is that the
two IP addresses listed with those events are our backup DCs.



------------------------------------------------------------

Log Name: Security
Source: Microsoft-Windows-Security-Auditing
Date: 10/26/2009 8:32:08 AM
Event ID: 4771
Task Category: Kerberos Authentication Service
Level: Information
Keywords: Audit Failure
User: N/A
Computer: DC.domain.com
Description:
Kerberos pre-authentication failed.



Account Information:
Security ID: domain\Administrator
Account Name: Administrator



Service Information:
Service Name: krbtgt/domain



Network Information:
Client Address: ::ffff:10.0.1.254
Client Port: 4240



Additional Information:
Ticket Options: 0x40810010
Failure Code: 0x18
Pre-Authentication Type: 2



Certificate Information:
Certificate Issuer Name:
Certificate Serial Number:
Certificate Thumbprint:



Certificate information is only provided if a certificate was used for
pre-authentication.



Pre-authentication types, ticket options and failure codes are defined in
RFC 4120.



If the ticket was malformed or damaged during transit and could not be
decrypted, then many fields in this event might not be present.

-------------------------------------------------------------

Log Name: Security
Source: Microsoft-Windows-Security-Auditing
Date: 10/26/2009 8:32:07 AM
Event ID: 4771
Task Category: Kerberos Authentication Service
Level: Information
Keywords: Audit Failure
User: N/A
Computer: DC.domain.com
Description:
Kerberos pre-authentication failed.



Account Information:
Security ID: DOMAIN\Administrator
Account Name: Administrator



Service Information:
Service Name: krbtgt/DOMAIN



Network Information:
Client Address: ::ffff:10.0.1.254
Client Port: 4238



Additional Information:
Ticket Options: 0x40810010
Failure Code: 0x18
Pre-Authentication Type: 2



Certificate Information:
Certificate Issuer Name:
Certificate Serial Number:
Certificate Thumbprint:



Certificate information is only provided if a certificate was used for
pre-authentication.



Pre-authentication types, ticket options and failure codes are defined in
RFC 4120.



If the ticket was malformed or damaged during transit and could not be
decrypted, then many fields in this event might not be present.

------------------------------------------------------------

Log Name: Security
Source: Microsoft-Windows-Security-Auditing
Date: 10/26/2009 8:32:01 AM
Event ID: 4771
Task Category: Kerberos Authentication Service
Level: Information
Keywords: Audit Failure
User: N/A
Computer: DC.domain.com
Description:
Kerberos pre-authentication failed.



Account Information:
Security ID: DOMAIN\Administrator
Account Name: Administrator



Service Information:
Service Name: krbtgt/DOMAIN



Network Information:
Client Address: ::ffff:10.0.1.249
Client Port: 21106



Additional Information:
Ticket Options: 0x40810010
Failure Code: 0x18
Pre-Authentication Type: 2



Certificate Information:
Certificate Issuer Name:
Certificate Serial Number:
Certificate Thumbprint:



Certificate information is only provided if a certificate was used for
pre-authentication.



Pre-authentication types, ticket options and failure codes are defined in
RFC 4120.



If the ticket was malformed or damaged during transit and could not be
decrypted, then many fields in this event might not be present.
------------------------------------------------------------

Log Name: Security
Source: Microsoft-Windows-Security-Auditing
Date: 10/26/2009 8:31:31 AM
Event ID: 4776
Task Category: Credential Validation
Level: Information
Keywords: Audit Failure
User: N/A
Computer: DC.domain.com
Description:
The domain controller attempted to validate the credentials for an account.



Authentication Package: MICROSOFT_AUTHENTICATION_PACKAGE_V1_0
Logon Account: Administrator
Source Workstation: EXCHANGESERVER
Error Code: 0xc000006a
-------------------------------------------------------------

Log Name: Security
Source: Microsoft-Windows-Security-Auditing
Date: 10/26/2009 8:28:49 AM
Event ID: 4776
Task Category: Credential Validation
Level: Information
Keywords: Audit Failure
User: N/A
Computer: DC.domain.com
Description:
The domain controller attempted to validate the credentials for an account.



Authentication Package: MICROSOFT_AUTHENTICATION_PACKAGE_V1_0
Logon Account: administrator
Source Workstation: ERPSERVER
Error Code: 0xc000006a
------------------------------------------------------------

Log Name: Security
Source: Microsoft-Windows-Security-Auditing
Date: 10/26/2009 8:28:49 AM
Event ID: 4776
Task Category: Credential Validation
Level: Information
Keywords: Audit Failure
User: N/A
Computer: DC.domain.com
Description:
The domain controller attempted to validate the credentials for an account.



Authentication Package: MICROSOFT_AUTHENTICATION_PACKAGE_V1_0
Logon Account: administrator
Source Workstation: SYTEUTIL
Error Code: 0xc000006a
------------------------------------------------------------

Log Name: Security
Source: Microsoft-Windows-Security-Auditing
Date: 10/26/2009 8:27:01 AM
Event ID: 4769
Task Category: Kerberos Service Ticket Operations
Level: Information
Keywords: Audit Failure
User: N/A
Computer: DC.domain.com
Description:
A Kerberos service ticket was requested.



Account Information:
Account Name: DC$@DOMAIN.COM
Account Domain: DOMAIN.COM
Logon GUID: {00000000-0000-0000-0000-000000000000}



Service Information:
Service Name: krbtgt/DOMAIN.COM
Service ID: NULL SID



Network Information:
Client Address: ::1
Client Port: 0



Additional Information:
Ticket Options: 0x60810010
Ticket Encryption Type: 0xffffffff
Failure Code: 0xe
Transited Services: -



This event is generated every time access is requested to a resource such as
a computer or a Windows service. The service name indicates the resource to
which access was requested.



This event can be correlated with Windows logon events by comparing the
Logon GUID fields in each event. The logon event occurs on the machine that
was accessed, which is often a different machine than the domain controller
which issued the service ticket.



Ticket options, encryption types, and failure codes are defined in RFC 4120.


 
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Meinolf Weber [MVP-DS]
Guest
Posts: n/a

 
      10-26-2009
Hello Zachary,

Seems that there are still some services/applications running that need the
password change. See also:
http://chicagotech.net/netforums/viewtopic.php?t=4853

Best regards

Meinolf Weber
Disclaimer: This posting is provided "AS IS" with no warranties, and confers
no rights.
** Please do NOT email, only reply to Newsgroups
** HELP us help YOU!!! http://www.blakjak.demon.co.uk/mul_crss.htm


> Hi everyone,
>
> Recently I have performed a password change on the default domain
> administrator account. Before the change was made last Friday I made
> sure to find all services and scheduled tasks in our network that were
> using the domain admin account and changed them to use their own
> service account. After the change all system functionality has been
> restored. (I.E. Exchange, Blackberry, our ERP system, everything is
> working) On top of that, the domain admin account isn't getting
> locked out. That should mean that there isn't anything with a stored
> password attempting to use the old password. With all that said,
> however, I am still receiving security failures in the event viewer on
> our primary DC. The failures are below. Any help understanding these
> on these would be appreciated.
>
> FYI - In doing research on the 4771 events I have found that the
> failure code 0x18 usually means a bad password. What I don't
> understand is that the two IP addresses listed with those events are
> our backup DCs.
>
> ------------------------------------------------------------
>
> Log Name: Security
> Source: Microsoft-Windows-Security-Auditing
> Date: 10/26/2009 8:32:08 AM
> Event ID: 4771
> Task Category: Kerberos Authentication Service
> Level: Information
> Keywords: Audit Failure
> User: N/A
> Computer: DC.domain.com
> Description:
> Kerberos pre-authentication failed.
> Account Information:
> Security ID: domain\Administrator
> Account Name: Administrator
> Service Information:
> Service Name: krbtgt/domain
> Network Information:
> Client Address: ::ffff:10.0.1.254
> Client Port: 4240
> Additional Information:
> Ticket Options: 0x40810010
> Failure Code: 0x18
> Pre-Authentication Type: 2
> Certificate Information:
> Certificate Issuer Name:
> Certificate Serial Number:
> Certificate Thumbprint:
> Certificate information is only provided if a certificate was used for
> pre-authentication.
>
> Pre-authentication types, ticket options and failure codes are defined
> in RFC 4120.
>
> If the ticket was malformed or damaged during transit and could not be
> decrypted, then many fields in this event might not be present.
>
> -------------------------------------------------------------
>
> Log Name: Security
> Source: Microsoft-Windows-Security-Auditing
> Date: 10/26/2009 8:32:07 AM
> Event ID: 4771
> Task Category: Kerberos Authentication Service
> Level: Information
> Keywords: Audit Failure
> User: N/A
> Computer: DC.domain.com
> Description:
> Kerberos pre-authentication failed.
> Account Information:
> Security ID: DOMAIN\Administrator
> Account Name: Administrator
> Service Information:
> Service Name: krbtgt/DOMAIN
> Network Information:
> Client Address: ::ffff:10.0.1.254
> Client Port: 4238
> Additional Information:
> Ticket Options: 0x40810010
> Failure Code: 0x18
> Pre-Authentication Type: 2
> Certificate Information:
> Certificate Issuer Name:
> Certificate Serial Number:
> Certificate Thumbprint:
> Certificate information is only provided if a certificate was used for
> pre-authentication.
>
> Pre-authentication types, ticket options and failure codes are defined
> in RFC 4120.
>
> If the ticket was malformed or damaged during transit and could not be
> decrypted, then many fields in this event might not be present.
>
> ------------------------------------------------------------
>
> Log Name: Security
> Source: Microsoft-Windows-Security-Auditing
> Date: 10/26/2009 8:32:01 AM
> Event ID: 4771
> Task Category: Kerberos Authentication Service
> Level: Information
> Keywords: Audit Failure
> User: N/A
> Computer: DC.domain.com
> Description:
> Kerberos pre-authentication failed.
> Account Information:
> Security ID: DOMAIN\Administrator
> Account Name: Administrator
> Service Information:
> Service Name: krbtgt/DOMAIN
> Network Information:
> Client Address: ::ffff:10.0.1.249
> Client Port: 21106
> Additional Information:
> Ticket Options: 0x40810010
> Failure Code: 0x18
> Pre-Authentication Type: 2
> Certificate Information:
> Certificate Issuer Name:
> Certificate Serial Number:
> Certificate Thumbprint:
> Certificate information is only provided if a certificate was used for
> pre-authentication.
>
> Pre-authentication types, ticket options and failure codes are defined
> in RFC 4120.
>
> If the ticket was malformed or damaged during transit and could not be
> decrypted, then many fields in this event might not be present.
> ------------------------------------------------------------
>
> Log Name: Security
> Source: Microsoft-Windows-Security-Auditing
> Date: 10/26/2009 8:31:31 AM
> Event ID: 4776
> Task Category: Credential Validation
> Level: Information
> Keywords: Audit Failure
> User: N/A
> Computer: DC.domain.com
> Description:
> The domain controller attempted to validate the credentials for an
> account.
> Authentication Package: MICROSOFT_AUTHENTICATION_PACKAGE_V1_0
> Logon Account: Administrator
> Source Workstation: EXCHANGESERVER
> Error Code: 0xc000006a
> -------------------------------------------------------------
> Log Name: Security
> Source: Microsoft-Windows-Security-Auditing
> Date: 10/26/2009 8:28:49 AM
> Event ID: 4776
> Task Category: Credential Validation
> Level: Information
> Keywords: Audit Failure
> User: N/A
> Computer: DC.domain.com
> Description:
> The domain controller attempted to validate the credentials for an
> account.
> Authentication Package: MICROSOFT_AUTHENTICATION_PACKAGE_V1_0
> Logon Account: administrator
> Source Workstation: ERPSERVER
> Error Code: 0xc000006a
> ------------------------------------------------------------
> Log Name: Security
> Source: Microsoft-Windows-Security-Auditing
> Date: 10/26/2009 8:28:49 AM
> Event ID: 4776
> Task Category: Credential Validation
> Level: Information
> Keywords: Audit Failure
> User: N/A
> Computer: DC.domain.com
> Description:
> The domain controller attempted to validate the credentials for an
> account.
> Authentication Package: MICROSOFT_AUTHENTICATION_PACKAGE_V1_0
> Logon Account: administrator
> Source Workstation: SYTEUTIL
> Error Code: 0xc000006a
> ------------------------------------------------------------
> Log Name: Security
> Source: Microsoft-Windows-Security-Auditing
> Date: 10/26/2009 8:27:01 AM
> Event ID: 4769
> Task Category: Kerberos Service Ticket Operations
> Level: Information
> Keywords: Audit Failure
> User: N/A
> Computer: DC.domain.com
> Description:
> A Kerberos service ticket was requested.
> Account Information:
> Account Name: DC$@DOMAIN.COM
> Account Domain: DOMAIN.COM
> Logon GUID: {00000000-0000-0000-0000-000000000000}
> Service Information:
> Service Name: krbtgt/DOMAIN.COM
> Service ID: NULL SID
> Network Information:
> Client Address: ::1
> Client Port: 0
> Additional Information:
> Ticket Options: 0x60810010
> Ticket Encryption Type: 0xffffffff
> Failure Code: 0xe
> Transited Services: -
> This event is generated every time access is requested to a resource
> such as a computer or a Windows service. The service name indicates
> the resource to which access was requested.
>
> This event can be correlated with Windows logon events by comparing
> the Logon GUID fields in each event. The logon event occurs on the
> machine that was accessed, which is often a different machine than the
> domain controller which issued the service ticket.
>
> Ticket options, encryption types, and failure codes are defined in RFC
> 4120.
>



 
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Zachary
Guest
Posts: n/a

 
      10-26-2009

If that is the case, shouldn't the domain account be locked out? We have a
lockout policy and if a service or app attempts to validate credentials that
may time unsuccessfully it should lock the account out.



"Meinolf Weber [MVP-DS]" <meiweb@(nospam)gmx.de> wrote in message
news:. com...
> Hello Zachary,
>
> Seems that there are still some services/applications running that need
> the password change. See also:
> http://chicagotech.net/netforums/viewtopic.php?t=4853
>
> Best regards
>
> Meinolf Weber
> Disclaimer: This posting is provided "AS IS" with no warranties, and
> confers no rights.
> ** Please do NOT email, only reply to Newsgroups
> ** HELP us help YOU!!! http://www.blakjak.demon.co.uk/mul_crss.htm
>
>> Hi everyone,
>>
>> Recently I have performed a password change on the default domain
>> administrator account. Before the change was made last Friday I made
>> sure to find all services and scheduled tasks in our network that were
>> using the domain admin account and changed them to use their own
>> service account. After the change all system functionality has been
>> restored. (I.E. Exchange, Blackberry, our ERP system, everything is
>> working) On top of that, the domain admin account isn't getting
>> locked out. That should mean that there isn't anything with a stored
>> password attempting to use the old password. With all that said,
>> however, I am still receiving security failures in the event viewer on
>> our primary DC. The failures are below. Any help understanding these
>> on these would be appreciated.
>>
>> FYI - In doing research on the 4771 events I have found that the
>> failure code 0x18 usually means a bad password. What I don't
>> understand is that the two IP addresses listed with those events are
>> our backup DCs.
>>
>> ------------------------------------------------------------
>>
>> Log Name: Security
>> Source: Microsoft-Windows-Security-Auditing
>> Date: 10/26/2009 8:32:08 AM
>> Event ID: 4771
>> Task Category: Kerberos Authentication Service
>> Level: Information
>> Keywords: Audit Failure
>> User: N/A
>> Computer: DC.domain.com
>> Description:
>> Kerberos pre-authentication failed.
>> Account Information:
>> Security ID: domain\Administrator
>> Account Name: Administrator
>> Service Information:
>> Service Name: krbtgt/domain
>> Network Information:
>> Client Address: ::ffff:10.0.1.254
>> Client Port: 4240
>> Additional Information:
>> Ticket Options: 0x40810010
>> Failure Code: 0x18
>> Pre-Authentication Type: 2
>> Certificate Information:
>> Certificate Issuer Name:
>> Certificate Serial Number:
>> Certificate Thumbprint:
>> Certificate information is only provided if a certificate was used for
>> pre-authentication.
>>
>> Pre-authentication types, ticket options and failure codes are defined
>> in RFC 4120.
>>
>> If the ticket was malformed or damaged during transit and could not be
>> decrypted, then many fields in this event might not be present.
>>
>> -------------------------------------------------------------
>>
>> Log Name: Security
>> Source: Microsoft-Windows-Security-Auditing
>> Date: 10/26/2009 8:32:07 AM
>> Event ID: 4771
>> Task Category: Kerberos Authentication Service
>> Level: Information
>> Keywords: Audit Failure
>> User: N/A
>> Computer: DC.domain.com
>> Description:
>> Kerberos pre-authentication failed.
>> Account Information:
>> Security ID: DOMAIN\Administrator
>> Account Name: Administrator
>> Service Information:
>> Service Name: krbtgt/DOMAIN
>> Network Information:
>> Client Address: ::ffff:10.0.1.254
>> Client Port: 4238
>> Additional Information:
>> Ticket Options: 0x40810010
>> Failure Code: 0x18
>> Pre-Authentication Type: 2
>> Certificate Information:
>> Certificate Issuer Name:
>> Certificate Serial Number:
>> Certificate Thumbprint:
>> Certificate information is only provided if a certificate was used for
>> pre-authentication.
>>
>> Pre-authentication types, ticket options and failure codes are defined
>> in RFC 4120.
>>
>> If the ticket was malformed or damaged during transit and could not be
>> decrypted, then many fields in this event might not be present.
>>
>> ------------------------------------------------------------
>>
>> Log Name: Security
>> Source: Microsoft-Windows-Security-Auditing
>> Date: 10/26/2009 8:32:01 AM
>> Event ID: 4771
>> Task Category: Kerberos Authentication Service
>> Level: Information
>> Keywords: Audit Failure
>> User: N/A
>> Computer: DC.domain.com
>> Description:
>> Kerberos pre-authentication failed.
>> Account Information:
>> Security ID: DOMAIN\Administrator
>> Account Name: Administrator
>> Service Information:
>> Service Name: krbtgt/DOMAIN
>> Network Information:
>> Client Address: ::ffff:10.0.1.249
>> Client Port: 21106
>> Additional Information:
>> Ticket Options: 0x40810010
>> Failure Code: 0x18
>> Pre-Authentication Type: 2
>> Certificate Information:
>> Certificate Issuer Name:
>> Certificate Serial Number:
>> Certificate Thumbprint:
>> Certificate information is only provided if a certificate was used for
>> pre-authentication.
>>
>> Pre-authentication types, ticket options and failure codes are defined
>> in RFC 4120.
>>
>> If the ticket was malformed or damaged during transit and could not be
>> decrypted, then many fields in this event might not be present.
>> ------------------------------------------------------------
>>
>> Log Name: Security
>> Source: Microsoft-Windows-Security-Auditing
>> Date: 10/26/2009 8:31:31 AM
>> Event ID: 4776
>> Task Category: Credential Validation
>> Level: Information
>> Keywords: Audit Failure
>> User: N/A
>> Computer: DC.domain.com
>> Description:
>> The domain controller attempted to validate the credentials for an
>> account.
>> Authentication Package: MICROSOFT_AUTHENTICATION_PACKAGE_V1_0
>> Logon Account: Administrator
>> Source Workstation: EXCHANGESERVER
>> Error Code: 0xc000006a
>> -------------------------------------------------------------
>> Log Name: Security
>> Source: Microsoft-Windows-Security-Auditing
>> Date: 10/26/2009 8:28:49 AM
>> Event ID: 4776
>> Task Category: Credential Validation
>> Level: Information
>> Keywords: Audit Failure
>> User: N/A
>> Computer: DC.domain.com
>> Description:
>> The domain controller attempted to validate the credentials for an
>> account.
>> Authentication Package: MICROSOFT_AUTHENTICATION_PACKAGE_V1_0
>> Logon Account: administrator
>> Source Workstation: ERPSERVER
>> Error Code: 0xc000006a
>> ------------------------------------------------------------
>> Log Name: Security
>> Source: Microsoft-Windows-Security-Auditing
>> Date: 10/26/2009 8:28:49 AM
>> Event ID: 4776
>> Task Category: Credential Validation
>> Level: Information
>> Keywords: Audit Failure
>> User: N/A
>> Computer: DC.domain.com
>> Description:
>> The domain controller attempted to validate the credentials for an
>> account.
>> Authentication Package: MICROSOFT_AUTHENTICATION_PACKAGE_V1_0
>> Logon Account: administrator
>> Source Workstation: SYTEUTIL
>> Error Code: 0xc000006a
>> ------------------------------------------------------------
>> Log Name: Security
>> Source: Microsoft-Windows-Security-Auditing
>> Date: 10/26/2009 8:27:01 AM
>> Event ID: 4769
>> Task Category: Kerberos Service Ticket Operations
>> Level: Information
>> Keywords: Audit Failure
>> User: N/A
>> Computer: DC.domain.com
>> Description:
>> A Kerberos service ticket was requested.
>> Account Information:
>> Account Name: DC$@DOMAIN.COM
>> Account Domain: DOMAIN.COM
>> Logon GUID: {00000000-0000-0000-0000-000000000000}
>> Service Information:
>> Service Name: krbtgt/DOMAIN.COM
>> Service ID: NULL SID
>> Network Information:
>> Client Address: ::1
>> Client Port: 0
>> Additional Information:
>> Ticket Options: 0x60810010
>> Ticket Encryption Type: 0xffffffff
>> Failure Code: 0xe
>> Transited Services: -
>> This event is generated every time access is requested to a resource
>> such as a computer or a Windows service. The service name indicates
>> the resource to which access was requested.
>>
>> This event can be correlated with Windows logon events by comparing
>> the Logon GUID fields in each event. The logon event occurs on the
>> machine that was accessed, which is often a different machine than the
>> domain controller which issued the service ticket.
>>
>> Ticket options, encryption types, and failure codes are defined in RFC
>> 4120.
>>

>
>



 
Reply With Quote
 
Meinolf Weber [MVP-DS]
Guest
Posts: n/a

 
      10-26-2009

Hello Zachary,

The domain administrator will automatically unlock, after being locked out
as soon as the correct password is used.
http://blogs.dirteam.com/blogs/jorge...21003F00_.aspx

Best regards

Meinolf Weber
Disclaimer: This posting is provided "AS IS" with no warranties, and confers
no rights.
** Please do NOT email, only reply to Newsgroups
** HELP us help YOU!!! http://www.blakjak.demon.co.uk/mul_crss.htm


> If that is the case, shouldn't the domain account be locked out? We
> have a lockout policy and if a service or app attempts to validate
> credentials that may time unsuccessfully it should lock the account
> out.
>
> "Meinolf Weber [MVP-DS]" <meiweb@(nospam)gmx.de> wrote in message
> news:. com...
>
>> Hello Zachary,
>>
>> Seems that there are still some services/applications running that
>> need the password change. See also:
>> http://chicagotech.net/netforums/viewtopic.php?t=4853
>>
>> Best regards
>>
>> Meinolf Weber
>> Disclaimer: This posting is provided "AS IS" with no warranties, and
>> confers no rights.
>> ** Please do NOT email, only reply to Newsgroups
>> ** HELP us help YOU!!! http://www.blakjak.demon.co.uk/mul_crss.htm
>>> Hi everyone,
>>>
>>> Recently I have performed a password change on the default domain
>>> administrator account. Before the change was made last Friday I
>>> made sure to find all services and scheduled tasks in our network
>>> that were using the domain admin account and changed them to use
>>> their own service account. After the change all system functionality
>>> has been restored. (I.E. Exchange, Blackberry, our ERP system,
>>> everything is working) On top of that, the domain admin account
>>> isn't getting locked out. That should mean that there isn't
>>> anything with a stored password attempting to use the old password.
>>> With all that said, however, I am still receiving security failures
>>> in the event viewer on our primary DC. The failures are below. Any
>>> help understanding these on these would be appreciated.
>>>
>>> FYI - In doing research on the 4771 events I have found that the
>>> failure code 0x18 usually means a bad password. What I don't
>>> understand is that the two IP addresses listed with those events are
>>> our backup DCs.
>>>
>>> ------------------------------------------------------------
>>>
>>> Log Name: Security
>>> Source: Microsoft-Windows-Security-Auditing
>>> Date: 10/26/2009 8:32:08 AM
>>> Event ID: 4771
>>> Task Category: Kerberos Authentication Service
>>> Level: Information
>>> Keywords: Audit Failure
>>> User: N/A
>>> Computer: DC.domain.com
>>> Description:
>>> Kerberos pre-authentication failed.
>>> Account Information:
>>> Security ID: domain\Administrator
>>> Account Name: Administrator
>>> Service Information:
>>> Service Name: krbtgt/domain
>>> Network Information:
>>> Client Address: ::ffff:10.0.1.254
>>> Client Port: 4240
>>> Additional Information:
>>> Ticket Options: 0x40810010
>>> Failure Code: 0x18
>>> Pre-Authentication Type: 2
>>> Certificate Information:
>>> Certificate Issuer Name:
>>> Certificate Serial Number:
>>> Certificate Thumbprint:
>>> Certificate information is only provided if a certificate was used
>>> for
>>> pre-authentication.
>>> Pre-authentication types, ticket options and failure codes are
>>> defined in RFC 4120.
>>>
>>> If the ticket was malformed or damaged during transit and could not
>>> be decrypted, then many fields in this event might not be present.
>>>
>>> -------------------------------------------------------------
>>>
>>> Log Name: Security
>>> Source: Microsoft-Windows-Security-Auditing
>>> Date: 10/26/2009 8:32:07 AM
>>> Event ID: 4771
>>> Task Category: Kerberos Authentication Service
>>> Level: Information
>>> Keywords: Audit Failure
>>> User: N/A
>>> Computer: DC.domain.com
>>> Description:
>>> Kerberos pre-authentication failed.
>>> Account Information:
>>> Security ID: DOMAIN\Administrator
>>> Account Name: Administrator
>>> Service Information:
>>> Service Name: krbtgt/DOMAIN
>>> Network Information:
>>> Client Address: ::ffff:10.0.1.254
>>> Client Port: 4238
>>> Additional Information:
>>> Ticket Options: 0x40810010
>>> Failure Code: 0x18
>>> Pre-Authentication Type: 2
>>> Certificate Information:
>>> Certificate Issuer Name:
>>> Certificate Serial Number:
>>> Certificate Thumbprint:
>>> Certificate information is only provided if a certificate was used
>>> for
>>> pre-authentication.
>>> Pre-authentication types, ticket options and failure codes are
>>> defined in RFC 4120.
>>>
>>> If the ticket was malformed or damaged during transit and could not
>>> be decrypted, then many fields in this event might not be present.
>>>
>>> ------------------------------------------------------------
>>>
>>> Log Name: Security
>>> Source: Microsoft-Windows-Security-Auditing
>>> Date: 10/26/2009 8:32:01 AM
>>> Event ID: 4771
>>> Task Category: Kerberos Authentication Service
>>> Level: Information
>>> Keywords: Audit Failure
>>> User: N/A
>>> Computer: DC.domain.com
>>> Description:
>>> Kerberos pre-authentication failed.
>>> Account Information:
>>> Security ID: DOMAIN\Administrator
>>> Account Name: Administrator
>>> Service Information:
>>> Service Name: krbtgt/DOMAIN
>>> Network Information:
>>> Client Address: ::ffff:10.0.1.249
>>> Client Port: 21106
>>> Additional Information:
>>> Ticket Options: 0x40810010
>>> Failure Code: 0x18
>>> Pre-Authentication Type: 2
>>> Certificate Information:
>>> Certificate Issuer Name:
>>> Certificate Serial Number:
>>> Certificate Thumbprint:
>>> Certificate information is only provided if a certificate was used
>>> for
>>> pre-authentication.
>>> Pre-authentication types, ticket options and failure codes are
>>> defined in RFC 4120.
>>>
>>> If the ticket was malformed or damaged during transit and could not
>>> be decrypted, then many fields in this event might not be present.
>>> ------------------------------------------------------------
>>>
>>> Log Name: Security
>>> Source: Microsoft-Windows-Security-Auditing
>>> Date: 10/26/2009 8:31:31 AM
>>> Event ID: 4776
>>> Task Category: Credential Validation
>>> Level: Information
>>> Keywords: Audit Failure
>>> User: N/A
>>> Computer: DC.domain.com
>>> Description:
>>> The domain controller attempted to validate the credentials for an
>>> account.
>>> Authentication Package: MICROSOFT_AUTHENTICATION_PACKAGE_V1_0
>>> Logon Account: Administrator
>>> Source Workstation: EXCHANGESERVER
>>> Error Code: 0xc000006a
>>> -------------------------------------------------------------
>>> Log Name: Security
>>> Source: Microsoft-Windows-Security-Auditing
>>> Date: 10/26/2009 8:28:49 AM
>>> Event ID: 4776
>>> Task Category: Credential Validation
>>> Level: Information
>>> Keywords: Audit Failure
>>> User: N/A
>>> Computer: DC.domain.com
>>> Description:
>>> The domain controller attempted to validate the credentials for an
>>> account.
>>> Authentication Package: MICROSOFT_AUTHENTICATION_PACKAGE_V1_0
>>> Logon Account: administrator
>>> Source Workstation: ERPSERVER
>>> Error Code: 0xc000006a
>>> ------------------------------------------------------------
>>> Log Name: Security
>>> Source: Microsoft-Windows-Security-Auditing
>>> Date: 10/26/2009 8:28:49 AM
>>> Event ID: 4776
>>> Task Category: Credential Validation
>>> Level: Information
>>> Keywords: Audit Failure
>>> User: N/A
>>> Computer: DC.domain.com
>>> Description:
>>> The domain controller attempted to validate the credentials for an
>>> account.
>>> Authentication Package: MICROSOFT_AUTHENTICATION_PACKAGE_V1_0
>>> Logon Account: administrator
>>> Source Workstation: SYTEUTIL
>>> Error Code: 0xc000006a
>>> ------------------------------------------------------------
>>> Log Name: Security
>>> Source: Microsoft-Windows-Security-Auditing
>>> Date: 10/26/2009 8:27:01 AM
>>> Event ID: 4769
>>> Task Category: Kerberos Service Ticket Operations
>>> Level: Information
>>> Keywords: Audit Failure
>>> User: N/A
>>> Computer: DC.domain.com
>>> Description:
>>> A Kerberos service ticket was requested.
>>> Account Information:
>>> Account Name: DC$@DOMAIN.COM
>>> Account Domain: DOMAIN.COM
>>> Logon GUID: {00000000-0000-0000-0000-000000000000}
>>> Service Information:
>>> Service Name: krbtgt/DOMAIN.COM
>>> Service ID: NULL SID
>>> Network Information:
>>> Client Address: ::1
>>> Client Port: 0
>>> Additional Information:
>>> Ticket Options: 0x60810010
>>> Ticket Encryption Type: 0xffffffff
>>> Failure Code: 0xe
>>> Transited Services: -
>>> This event is generated every time access is requested to a resource
>>> such as a computer or a Windows service. The service name indicates
>>> the resource to which access was requested.
>>> This event can be correlated with Windows logon events by comparing
>>> the Logon GUID fields in each event. The logon event occurs on the
>>> machine that was accessed, which is often a different machine than
>>> the domain controller which issued the service ticket.
>>>
>>> Ticket options, encryption types, and failure codes are defined in
>>> RFC 4120.
>>>



 
Reply With Quote
 
Zachary
Guest
Posts: n/a

 
      10-26-2009
Ok, with that being the case, is there more detailed auditing i can turn on
to find out what service or app is attempting to make these authentications?
When i look in the services mmc i don't see any services using the
administrator account for validation and the only in house app being used is
our intranet site and that is clean.
"Meinolf Weber [MVP-DS]" <meiweb@(nospam)gmx.de> wrote in message
news:. com...
> Hello Zachary,
>
> The domain administrator will automatically unlock, after being locked out
> as soon as the correct password is used.
> http://blogs.dirteam.com/blogs/jorge...21003F00_.aspx
>
> Best regards
>
> Meinolf Weber
> Disclaimer: This posting is provided "AS IS" with no warranties, and
> confers no rights.
> ** Please do NOT email, only reply to Newsgroups
> ** HELP us help YOU!!! http://www.blakjak.demon.co.uk/mul_crss.htm
>
>> If that is the case, shouldn't the domain account be locked out? We
>> have a lockout policy and if a service or app attempts to validate
>> credentials that may time unsuccessfully it should lock the account
>> out.
>>
>> "Meinolf Weber [MVP-DS]" <meiweb@(nospam)gmx.de> wrote in message
>> news:. com...
>>
>>> Hello Zachary,
>>>
>>> Seems that there are still some services/applications running that
>>> need the password change. See also:
>>> http://chicagotech.net/netforums/viewtopic.php?t=4853
>>>
>>> Best regards
>>>
>>> Meinolf Weber
>>> Disclaimer: This posting is provided "AS IS" with no warranties, and
>>> confers no rights.
>>> ** Please do NOT email, only reply to Newsgroups
>>> ** HELP us help YOU!!! http://www.blakjak.demon.co.uk/mul_crss.htm
>>>> Hi everyone,
>>>>
>>>> Recently I have performed a password change on the default domain
>>>> administrator account. Before the change was made last Friday I
>>>> made sure to find all services and scheduled tasks in our network
>>>> that were using the domain admin account and changed them to use
>>>> their own service account. After the change all system functionality
>>>> has been restored. (I.E. Exchange, Blackberry, our ERP system,
>>>> everything is working) On top of that, the domain admin account
>>>> isn't getting locked out. That should mean that there isn't
>>>> anything with a stored password attempting to use the old password.
>>>> With all that said, however, I am still receiving security failures
>>>> in the event viewer on our primary DC. The failures are below. Any
>>>> help understanding these on these would be appreciated.
>>>>
>>>> FYI - In doing research on the 4771 events I have found that the
>>>> failure code 0x18 usually means a bad password. What I don't
>>>> understand is that the two IP addresses listed with those events are
>>>> our backup DCs.
>>>>
>>>> ------------------------------------------------------------
>>>>
>>>> Log Name: Security
>>>> Source: Microsoft-Windows-Security-Auditing
>>>> Date: 10/26/2009 8:32:08 AM
>>>> Event ID: 4771
>>>> Task Category: Kerberos Authentication Service
>>>> Level: Information
>>>> Keywords: Audit Failure
>>>> User: N/A
>>>> Computer: DC.domain.com
>>>> Description:
>>>> Kerberos pre-authentication failed.
>>>> Account Information:
>>>> Security ID: domain\Administrator
>>>> Account Name: Administrator
>>>> Service Information:
>>>> Service Name: krbtgt/domain
>>>> Network Information:
>>>> Client Address: ::ffff:10.0.1.254
>>>> Client Port: 4240
>>>> Additional Information:
>>>> Ticket Options: 0x40810010
>>>> Failure Code: 0x18
>>>> Pre-Authentication Type: 2
>>>> Certificate Information:
>>>> Certificate Issuer Name:
>>>> Certificate Serial Number:
>>>> Certificate Thumbprint:
>>>> Certificate information is only provided if a certificate was used
>>>> for
>>>> pre-authentication.
>>>> Pre-authentication types, ticket options and failure codes are
>>>> defined in RFC 4120.
>>>>
>>>> If the ticket was malformed or damaged during transit and could not
>>>> be decrypted, then many fields in this event might not be present.
>>>>
>>>> -------------------------------------------------------------
>>>>
>>>> Log Name: Security
>>>> Source: Microsoft-Windows-Security-Auditing
>>>> Date: 10/26/2009 8:32:07 AM
>>>> Event ID: 4771
>>>> Task Category: Kerberos Authentication Service
>>>> Level: Information
>>>> Keywords: Audit Failure
>>>> User: N/A
>>>> Computer: DC.domain.com
>>>> Description:
>>>> Kerberos pre-authentication failed.
>>>> Account Information:
>>>> Security ID: DOMAIN\Administrator
>>>> Account Name: Administrator
>>>> Service Information:
>>>> Service Name: krbtgt/DOMAIN
>>>> Network Information:
>>>> Client Address: ::ffff:10.0.1.254
>>>> Client Port: 4238
>>>> Additional Information:
>>>> Ticket Options: 0x40810010
>>>> Failure Code: 0x18
>>>> Pre-Authentication Type: 2
>>>> Certificate Information:
>>>> Certificate Issuer Name:
>>>> Certificate Serial Number:
>>>> Certificate Thumbprint:
>>>> Certificate information is only provided if a certificate was used
>>>> for
>>>> pre-authentication.
>>>> Pre-authentication types, ticket options and failure codes are
>>>> defined in RFC 4120.
>>>>
>>>> If the ticket was malformed or damaged during transit and could not
>>>> be decrypted, then many fields in this event might not be present.
>>>>
>>>> ------------------------------------------------------------
>>>>
>>>> Log Name: Security
>>>> Source: Microsoft-Windows-Security-Auditing
>>>> Date: 10/26/2009 8:32:01 AM
>>>> Event ID: 4771
>>>> Task Category: Kerberos Authentication Service
>>>> Level: Information
>>>> Keywords: Audit Failure
>>>> User: N/A
>>>> Computer: DC.domain.com
>>>> Description:
>>>> Kerberos pre-authentication failed.
>>>> Account Information:
>>>> Security ID: DOMAIN\Administrator
>>>> Account Name: Administrator
>>>> Service Information:
>>>> Service Name: krbtgt/DOMAIN
>>>> Network Information:
>>>> Client Address: ::ffff:10.0.1.249
>>>> Client Port: 21106
>>>> Additional Information:
>>>> Ticket Options: 0x40810010
>>>> Failure Code: 0x18
>>>> Pre-Authentication Type: 2
>>>> Certificate Information:
>>>> Certificate Issuer Name:
>>>> Certificate Serial Number:
>>>> Certificate Thumbprint:
>>>> Certificate information is only provided if a certificate was used
>>>> for
>>>> pre-authentication.
>>>> Pre-authentication types, ticket options and failure codes are
>>>> defined in RFC 4120.
>>>>
>>>> If the ticket was malformed or damaged during transit and could not
>>>> be decrypted, then many fields in this event might not be present.
>>>> ------------------------------------------------------------
>>>>
>>>> Log Name: Security
>>>> Source: Microsoft-Windows-Security-Auditing
>>>> Date: 10/26/2009 8:31:31 AM
>>>> Event ID: 4776
>>>> Task Category: Credential Validation
>>>> Level: Information
>>>> Keywords: Audit Failure
>>>> User: N/A
>>>> Computer: DC.domain.com
>>>> Description:
>>>> The domain controller attempted to validate the credentials for an
>>>> account.
>>>> Authentication Package: MICROSOFT_AUTHENTICATION_PACKAGE_V1_0
>>>> Logon Account: Administrator
>>>> Source Workstation: EXCHANGESERVER
>>>> Error Code: 0xc000006a
>>>> -------------------------------------------------------------
>>>> Log Name: Security
>>>> Source: Microsoft-Windows-Security-Auditing
>>>> Date: 10/26/2009 8:28:49 AM
>>>> Event ID: 4776
>>>> Task Category: Credential Validation
>>>> Level: Information
>>>> Keywords: Audit Failure
>>>> User: N/A
>>>> Computer: DC.domain.com
>>>> Description:
>>>> The domain controller attempted to validate the credentials for an
>>>> account.
>>>> Authentication Package: MICROSOFT_AUTHENTICATION_PACKAGE_V1_0
>>>> Logon Account: administrator
>>>> Source Workstation: ERPSERVER
>>>> Error Code: 0xc000006a
>>>> ------------------------------------------------------------
>>>> Log Name: Security
>>>> Source: Microsoft-Windows-Security-Auditing
>>>> Date: 10/26/2009 8:28:49 AM
>>>> Event ID: 4776
>>>> Task Category: Credential Validation
>>>> Level: Information
>>>> Keywords: Audit Failure
>>>> User: N/A
>>>> Computer: DC.domain.com
>>>> Description:
>>>> The domain controller attempted to validate the credentials for an
>>>> account.
>>>> Authentication Package: MICROSOFT_AUTHENTICATION_PACKAGE_V1_0
>>>> Logon Account: administrator
>>>> Source Workstation: SYTEUTIL
>>>> Error Code: 0xc000006a
>>>> ------------------------------------------------------------
>>>> Log Name: Security
>>>> Source: Microsoft-Windows-Security-Auditing
>>>> Date: 10/26/2009 8:27:01 AM
>>>> Event ID: 4769
>>>> Task Category: Kerberos Service Ticket Operations
>>>> Level: Information
>>>> Keywords: Audit Failure
>>>> User: N/A
>>>> Computer: DC.domain.com
>>>> Description:
>>>> A Kerberos service ticket was requested.
>>>> Account Information:
>>>> Account Name: DC$@DOMAIN.COM
>>>> Account Domain: DOMAIN.COM
>>>> Logon GUID: {00000000-0000-0000-0000-000000000000}
>>>> Service Information:
>>>> Service Name: krbtgt/DOMAIN.COM
>>>> Service ID: NULL SID
>>>> Network Information:
>>>> Client Address: ::1
>>>> Client Port: 0
>>>> Additional Information:
>>>> Ticket Options: 0x60810010
>>>> Ticket Encryption Type: 0xffffffff
>>>> Failure Code: 0xe
>>>> Transited Services: -
>>>> This event is generated every time access is requested to a resource
>>>> such as a computer or a Windows service. The service name indicates
>>>> the resource to which access was requested.
>>>> This event can be correlated with Windows logon events by comparing
>>>> the Logon GUID fields in each event. The logon event occurs on the
>>>> machine that was accessed, which is often a different machine than
>>>> the domain controller which issued the service ticket.
>>>>
>>>> Ticket options, encryption types, and failure codes are defined in
>>>> RFC 4120.
>>>>

>
>



 
Reply With Quote
 
Meinolf Weber [MVP-DS]
Guest
Posts: n/a

 
      10-26-2009
Hello Zachary,

So you checked all DCs and servers, Exchange, ERP and SYTEUTIL as listed
in the event viewer entries?

Also listed "0xc000006a" is bad password.

Best regards

Meinolf Weber
Disclaimer: This posting is provided "AS IS" with no warranties, and confers
no rights.
** Please do NOT email, only reply to Newsgroups
** HELP us help YOU!!! http://www.blakjak.demon.co.uk/mul_crss.htm


> Ok, with that being the case, is there more detailed auditing i can
> turn on
> to find out what service or app is attempting to make these
> authentications?
> When i look in the services mmc i don't see any services using the
> administrator account for validation and the only in house app being
> used is
> our intranet site and that is clean.
> "Meinolf Weber [MVP-DS]" <meiweb@(nospam)gmx.de> wrote in message
> news:. com...
>> Hello Zachary,
>>
>> The domain administrator will automatically unlock, after being
>> locked out
>>
>> as soon as the correct password is used.
>>
>> http://blogs.dirteam.com/blogs/jorge.../The-Default-d
>> omain-administrator-account-is-locked_21003F00_.aspx
>>
>> Best regards
>>
>> Meinolf Weber
>> Disclaimer: This posting is provided "AS IS" with no warranties, and
>> confers no rights.
>> ** Please do NOT email, only reply to Newsgroups
>> ** HELP us help YOU!!! http://www.blakjak.demon.co.uk/mul_crss.htm
>>> If that is the case, shouldn't the domain account be locked out? We
>>> have a lockout policy and if a service or app attempts to validate
>>> credentials that may time unsuccessfully it should lock the account
>>> out.
>>>
>>> "Meinolf Weber [MVP-DS]" <meiweb@(nospam)gmx.de> wrote in message
>>> news:. com...
>>>
>>>> Hello Zachary,
>>>>
>>>> Seems that there are still some services/applications running that
>>>> need the password change. See also:
>>>> http://chicagotech.net/netforums/viewtopic.php?t=4853
>>>>
>>>> Best regards
>>>>
>>>> Meinolf Weber
>>>> Disclaimer: This posting is provided "AS IS" with no warranties,
>>>> and
>>>> confers no rights.
>>>> ** Please do NOT email, only reply to Newsgroups
>>>> ** HELP us help YOU!!! http://www.blakjak.demon.co.uk/mul_crss.htm
>>>>> Hi everyone,
>>>>>
>>>>> Recently I have performed a password change on the default domain
>>>>> administrator account. Before the change was made last Friday I
>>>>> made sure to find all services and scheduled tasks in our network
>>>>> that were using the domain admin account and changed them to use
>>>>> their own service account. After the change all system
>>>>> functionality has been restored. (I.E. Exchange, Blackberry, our
>>>>> ERP system, everything is working) On top of that, the domain
>>>>> admin account isn't getting locked out. That should mean that
>>>>> there isn't anything with a stored password attempting to use the
>>>>> old password. With all that said, however, I am still receiving
>>>>> security failures in the event viewer on our primary DC. The
>>>>> failures are below. Any help understanding these on these would
>>>>> be appreciated.
>>>>>
>>>>> FYI - In doing research on the 4771 events I have found that the
>>>>> failure code 0x18 usually means a bad password. What I don't
>>>>> understand is that the two IP addresses listed with those events
>>>>> are our backup DCs.
>>>>>
>>>>> ------------------------------------------------------------
>>>>>
>>>>> Log Name: Security
>>>>> Source: Microsoft-Windows-Security-Auditing
>>>>> Date: 10/26/2009 8:32:08 AM
>>>>> Event ID: 4771
>>>>> Task Category: Kerberos Authentication Service
>>>>> Level: Information
>>>>> Keywords: Audit Failure
>>>>> User: N/A
>>>>> Computer: DC.domain.com
>>>>> Description:
>>>>> Kerberos pre-authentication failed.
>>>>> Account Information:
>>>>> Security ID: domain\Administrator
>>>>> Account Name: Administrator
>>>>> Service Information:
>>>>> Service Name: krbtgt/domain
>>>>> Network Information:
>>>>> Client Address: ::ffff:10.0.1.254
>>>>> Client Port: 4240
>>>>> Additional Information:
>>>>> Ticket Options: 0x40810010
>>>>> Failure Code: 0x18
>>>>> Pre-Authentication Type: 2
>>>>> Certificate Information:
>>>>> Certificate Issuer Name:
>>>>> Certificate Serial Number:
>>>>> Certificate Thumbprint:
>>>>> Certificate information is only provided if a certificate was used
>>>>> for
>>>>> pre-authentication.
>>>>> Pre-authentication types, ticket options and failure codes are
>>>>> defined in RFC 4120.
>>>>> If the ticket was malformed or damaged during transit and could
>>>>> not be decrypted, then many fields in this event might not be
>>>>> present.
>>>>>
>>>>> -------------------------------------------------------------
>>>>>
>>>>> Log Name: Security
>>>>> Source: Microsoft-Windows-Security-Auditing
>>>>> Date: 10/26/2009 8:32:07 AM
>>>>> Event ID: 4771
>>>>> Task Category: Kerberos Authentication Service
>>>>> Level: Information
>>>>> Keywords: Audit Failure
>>>>> User: N/A
>>>>> Computer: DC.domain.com
>>>>> Description:
>>>>> Kerberos pre-authentication failed.
>>>>> Account Information:
>>>>> Security ID: DOMAIN\Administrator
>>>>> Account Name: Administrator
>>>>> Service Information:
>>>>> Service Name: krbtgt/DOMAIN
>>>>> Network Information:
>>>>> Client Address: ::ffff:10.0.1.254
>>>>> Client Port: 4238
>>>>> Additional Information:
>>>>> Ticket Options: 0x40810010
>>>>> Failure Code: 0x18
>>>>> Pre-Authentication Type: 2
>>>>> Certificate Information:
>>>>> Certificate Issuer Name:
>>>>> Certificate Serial Number:
>>>>> Certificate Thumbprint:
>>>>> Certificate information is only provided if a certificate was used
>>>>> for
>>>>> pre-authentication.
>>>>> Pre-authentication types, ticket options and failure codes are
>>>>> defined in RFC 4120.
>>>>> If the ticket was malformed or damaged during transit and could
>>>>> not be decrypted, then many fields in this event might not be
>>>>> present.
>>>>>
>>>>> ------------------------------------------------------------
>>>>>
>>>>> Log Name: Security
>>>>> Source: Microsoft-Windows-Security-Auditing
>>>>> Date: 10/26/2009 8:32:01 AM
>>>>> Event ID: 4771
>>>>> Task Category: Kerberos Authentication Service
>>>>> Level: Information
>>>>> Keywords: Audit Failure
>>>>> User: N/A
>>>>> Computer: DC.domain.com
>>>>> Description:
>>>>> Kerberos pre-authentication failed.
>>>>> Account Information:
>>>>> Security ID: DOMAIN\Administrator
>>>>> Account Name: Administrator
>>>>> Service Information:
>>>>> Service Name: krbtgt/DOMAIN
>>>>> Network Information:
>>>>> Client Address: ::ffff:10.0.1.249
>>>>> Client Port: 21106
>>>>> Additional Information:
>>>>> Ticket Options: 0x40810010
>>>>> Failure Code: 0x18
>>>>> Pre-Authentication Type: 2
>>>>> Certificate Information:
>>>>> Certificate Issuer Name:
>>>>> Certificate Serial Number:
>>>>> Certificate Thumbprint:
>>>>> Certificate information is only provided if a certificate was used
>>>>> for
>>>>> pre-authentication.
>>>>> Pre-authentication types, ticket options and failure codes are
>>>>> defined in RFC 4120.
>>>>> If the ticket was malformed or damaged during transit and could
>>>>> not be decrypted, then many fields in this event might not be
>>>>> present.
>>>>> ------------------------------------------------------------
>>>>>
>>>>> Log Name: Security
>>>>> Source: Microsoft-Windows-Security-Auditing
>>>>> Date: 10/26/2009 8:31:31 AM
>>>>> Event ID: 4776
>>>>> Task Category: Credential Validation
>>>>> Level: Information
>>>>> Keywords: Audit Failure
>>>>> User: N/A
>>>>> Computer: DC.domain.com
>>>>> Description:
>>>>> The domain controller attempted to validate the credentials for an
>>>>> account.
>>>>> Authentication Package: MICROSOFT_AUTHENTICATION_PACKAGE_V1_0
>>>>> Logon Account: Administrator
>>>>> Source Workstation: EXCHANGESERVER
>>>>> Error Code: 0xc000006a
>>>>> -------------------------------------------------------------
>>>>> Log Name: Security
>>>>> Source: Microsoft-Windows-Security-Auditing
>>>>> Date: 10/26/2009 8:28:49 AM
>>>>> Event ID: 4776
>>>>> Task Category: Credential Validation
>>>>> Level: Information
>>>>> Keywords: Audit Failure
>>>>> User: N/A
>>>>> Computer: DC.domain.com
>>>>> Description:
>>>>> The domain controller attempted to validate the credentials for an
>>>>> account.
>>>>> Authentication Package: MICROSOFT_AUTHENTICATION_PACKAGE_V1_0
>>>>> Logon Account: administrator
>>>>> Source Workstation: ERPSERVER
>>>>> Error Code: 0xc000006a
>>>>> ------------------------------------------------------------
>>>>> Log Name: Security
>>>>> Source: Microsoft-Windows-Security-Auditing
>>>>> Date: 10/26/2009 8:28:49 AM
>>>>> Event ID: 4776
>>>>> Task Category: Credential Validation
>>>>> Level: Information
>>>>> Keywords: Audit Failure
>>>>> User: N/A
>>>>> Computer: DC.domain.com
>>>>> Description:
>>>>> The domain controller attempted to validate the credentials for an
>>>>> account.
>>>>> Authentication Package: MICROSOFT_AUTHENTICATION_PACKAGE_V1_0
>>>>> Logon Account: administrator
>>>>> Source Workstation: SYTEUTIL
>>>>> Error Code: 0xc000006a
>>>>> ------------------------------------------------------------
>>>>> Log Name: Security
>>>>> Source: Microsoft-Windows-Security-Auditing
>>>>> Date: 10/26/2009 8:27:01 AM
>>>>> Event ID: 4769
>>>>> Task Category: Kerberos Service Ticket Operations
>>>>> Level: Information
>>>>> Keywords: Audit Failure
>>>>> User: N/A
>>>>> Computer: DC.domain.com
>>>>> Description:
>>>>> A Kerberos service ticket was requested.
>>>>> Account Information:
>>>>> Account Name: DC$@DOMAIN.COM
>>>>> Account Domain: DOMAIN.COM
>>>>> Logon GUID: {00000000-0000-0000-0000-000000000000}
>>>>> Service Information:
>>>>> Service Name: krbtgt/DOMAIN.COM
>>>>> Service ID: NULL SID
>>>>> Network Information:
>>>>> Client Address: ::1
>>>>> Client Port: 0
>>>>> Additional Information:
>>>>> Ticket Options: 0x60810010
>>>>> Ticket Encryption Type: 0xffffffff
>>>>> Failure Code: 0xe
>>>>> Transited Services: -
>>>>> This event is generated every time access is requested to a
>>>>> resource
>>>>> such as a computer or a Windows service. The service name
>>>>> indicates
>>>>> the resource to which access was requested.
>>>>> This event can be correlated with Windows logon events by
>>>>> comparing
>>>>> the Logon GUID fields in each event. The logon event occurs on
>>>>> the
>>>>> machine that was accessed, which is often a different machine than
>>>>> the domain controller which issued the service ticket.
>>>>> Ticket options, encryption types, and failure codes are defined in
>>>>> RFC 4120.
>>>>>



 
Reply With Quote
 
Zachary
Guest
Posts: n/a

 
      10-26-2009
I found this error. When i look at PID 4968 it is mad.exe which points to
the MSExchangeSA service. I looked in the services MMC and that service is
set to log on as Local System. Why would it be trying to use the domain
admin account?

Event Type: Failure Audit
Event Source: Security
Event Category: Logon/Logoff
Event ID: 529
Date: 10/26/2009
Time: 11:02:01 AM
User: NT AUTHORITY\SYSTEM
Computer: EXCHANGE
Description:
Logon Failure:
Reason: Unknown user name or bad password
User Name: Administrator
Domain: DOMAIN
Logon Type: 7
Logon Process: Advapi
Authentication Package: Negotiate
Workstation Name: EXCHANGE
Caller User Name: EXCHANGE$
Caller Domain: DOMAIN
Caller Logon ID: (0x0,0x3E7)
Caller Process ID: 4968
Transited Services: -
Source Network Address: -
Source Port: -


For more information, see Help and Support Center at
http://go.microsoft.com/fwlink/events.asp.


"Meinolf Weber [MVP-DS]" <meiweb@(nospam)gmx.de> wrote in message
news:. com...
> Hello Zachary,
>
> So you checked all DCs and servers, Exchange, ERP and SYTEUTIL as listed
> in the event viewer entries?
>
> Also listed "0xc000006a" is bad password.
>
> Best regards
>
> Meinolf Weber
> Disclaimer: This posting is provided "AS IS" with no warranties, and
> confers no rights.
> ** Please do NOT email, only reply to Newsgroups
> ** HELP us help YOU!!! http://www.blakjak.demon.co.uk/mul_crss.htm
>
>> Ok, with that being the case, is there more detailed auditing i can
>> turn on
>> to find out what service or app is attempting to make these
>> authentications?
>> When i look in the services mmc i don't see any services using the
>> administrator account for validation and the only in house app being
>> used is
>> our intranet site and that is clean.
>> "Meinolf Weber [MVP-DS]" <meiweb@(nospam)gmx.de> wrote in message
>> news:. com...
>>> Hello Zachary,
>>>
>>> The domain administrator will automatically unlock, after being
>>> locked out
>>>
>>> as soon as the correct password is used.
>>>
>>> http://blogs.dirteam.com/blogs/jorge.../The-Default-d
>>> omain-administrator-account-is-locked_21003F00_.aspx
>>>
>>> Best regards
>>>
>>> Meinolf Weber
>>> Disclaimer: This posting is provided "AS IS" with no warranties, and
>>> confers no rights.
>>> ** Please do NOT email, only reply to Newsgroups
>>> ** HELP us help YOU!!! http://www.blakjak.demon.co.uk/mul_crss.htm
>>>> If that is the case, shouldn't the domain account be locked out? We
>>>> have a lockout policy and if a service or app attempts to validate
>>>> credentials that may time unsuccessfully it should lock the account
>>>> out.
>>>>
>>>> "Meinolf Weber [MVP-DS]" <meiweb@(nospam)gmx.de> wrote in message
>>>> news:. com...
>>>>
>>>>> Hello Zachary,
>>>>>
>>>>> Seems that there are still some services/applications running that
>>>>> need the password change. See also:
>>>>> http://chicagotech.net/netforums/viewtopic.php?t=4853
>>>>>
>>>>> Best regards
>>>>>
>>>>> Meinolf Weber
>>>>> Disclaimer: This posting is provided "AS IS" with no warranties,
>>>>> and
>>>>> confers no rights.
>>>>> ** Please do NOT email, only reply to Newsgroups
>>>>> ** HELP us help YOU!!! http://www.blakjak.demon.co.uk/mul_crss.htm
>>>>>> Hi everyone,
>>>>>>
>>>>>> Recently I have performed a password change on the default domain
>>>>>> administrator account. Before the change was made last Friday I
>>>>>> made sure to find all services and scheduled tasks in our network
>>>>>> that were using the domain admin account and changed them to use
>>>>>> their own service account. After the change all system
>>>>>> functionality has been restored. (I.E. Exchange, Blackberry, our
>>>>>> ERP system, everything is working) On top of that, the domain
>>>>>> admin account isn't getting locked out. That should mean that
>>>>>> there isn't anything with a stored password attempting to use the
>>>>>> old password. With all that said, however, I am still receiving
>>>>>> security failures in the event viewer on our primary DC. The
>>>>>> failures are below. Any help understanding these on these would
>>>>>> be appreciated.
>>>>>>
>>>>>> FYI - In doing research on the 4771 events I have found that the
>>>>>> failure code 0x18 usually means a bad password. What I don't
>>>>>> understand is that the two IP addresses listed with those events
>>>>>> are our backup DCs.
>>>>>>
>>>>>> ------------------------------------------------------------
>>>>>>
>>>>>> Log Name: Security
>>>>>> Source: Microsoft-Windows-Security-Auditing
>>>>>> Date: 10/26/2009 8:32:08 AM
>>>>>> Event ID: 4771
>>>>>> Task Category: Kerberos Authentication Service
>>>>>> Level: Information
>>>>>> Keywords: Audit Failure
>>>>>> User: N/A
>>>>>> Computer: DC.domain.com
>>>>>> Description:
>>>>>> Kerberos pre-authentication failed.
>>>>>> Account Information:
>>>>>> Security ID: domain\Administrator
>>>>>> Account Name: Administrator
>>>>>> Service Information:
>>>>>> Service Name: krbtgt/domain
>>>>>> Network Information:
>>>>>> Client Address: ::ffff:10.0.1.254
>>>>>> Client Port: 4240
>>>>>> Additional Information:
>>>>>> Ticket Options: 0x40810010
>>>>>> Failure Code: 0x18
>>>>>> Pre-Authentication Type: 2
>>>>>> Certificate Information:
>>>>>> Certificate Issuer Name:
>>>>>> Certificate Serial Number:
>>>>>> Certificate Thumbprint:
>>>>>> Certificate information is only provided if a certificate was used
>>>>>> for
>>>>>> pre-authentication.
>>>>>> Pre-authentication types, ticket options and failure codes are
>>>>>> defined in RFC 4120.
>>>>>> If the ticket was malformed or damaged during transit and could
>>>>>> not be decrypted, then many fields in this event might not be
>>>>>> present.
>>>>>>
>>>>>> -------------------------------------------------------------
>>>>>>
>>>>>> Log Name: Security
>>>>>> Source: Microsoft-Windows-Security-Auditing
>>>>>> Date: 10/26/2009 8:32:07 AM
>>>>>> Event ID: 4771
>>>>>> Task Category: Kerberos Authentication Service
>>>>>> Level: Information
>>>>>> Keywords: Audit Failure
>>>>>> User: N/A
>>>>>> Computer: DC.domain.com
>>>>>> Description:
>>>>>> Kerberos pre-authentication failed.
>>>>>> Account Information:
>>>>>> Security ID: DOMAIN\Administrator
>>>>>> Account Name: Administrator
>>>>>> Service Information:
>>>>>> Service Name: krbtgt/DOMAIN
>>>>>> Network Information:
>>>>>> Client Address: ::ffff:10.0.1.254
>>>>>> Client Port: 4238
>>>>>> Additional Information:
>>>>>> Ticket Options: 0x40810010
>>>>>> Failure Code: 0x18
>>>>>> Pre-Authentication Type: 2
>>>>>> Certificate Information:
>>>>>> Certificate Issuer Name:
>>>>>> Certificate Serial Number:
>>>>>> Certificate Thumbprint:
>>>>>> Certificate information is only provided if a certificate was used
>>>>>> for
>>>>>> pre-authentication.
>>>>>> Pre-authentication types, ticket options and failure codes are
>>>>>> defined in RFC 4120.
>>>>>> If the ticket was malformed or damaged during transit and could
>>>>>> not be decrypted, then many fields in this event might not be
>>>>>> present.
>>>>>>
>>>>>> ------------------------------------------------------------
>>>>>>
>>>>>> Log Name: Security
>>>>>> Source: Microsoft-Windows-Security-Auditing
>>>>>> Date: 10/26/2009 8:32:01 AM
>>>>>> Event ID: 4771
>>>>>> Task Category: Kerberos Authentication Service
>>>>>> Level: Information
>>>>>> Keywords: Audit Failure
>>>>>> User: N/A
>>>>>> Computer: DC.domain.com
>>>>>> Description:
>>>>>> Kerberos pre-authentication failed.
>>>>>> Account Information:
>>>>>> Security ID: DOMAIN\Administrator
>>>>>> Account Name: Administrator
>>>>>> Service Information:
>>>>>> Service Name: krbtgt/DOMAIN
>>>>>> Network Information:
>>>>>> Client Address: ::ffff:10.0.1.249
>>>>>> Client Port: 21106
>>>>>> Additional Information:
>>>>>> Ticket Options: 0x40810010
>>>>>> Failure Code: 0x18
>>>>>> Pre-Authentication Type: 2
>>>>>> Certificate Information:
>>>>>> Certificate Issuer Name:
>>>>>> Certificate Serial Number:
>>>>>> Certificate Thumbprint:
>>>>>> Certificate information is only provided if a certificate was used
>>>>>> for
>>>>>> pre-authentication.
>>>>>> Pre-authentication types, ticket options and failure codes are
>>>>>> defined in RFC 4120.
>>>>>> If the ticket was malformed or damaged during transit and could
>>>>>> not be decrypted, then many fields in this event might not be
>>>>>> present.
>>>>>> ------------------------------------------------------------
>>>>>>
>>>>>> Log Name: Security
>>>>>> Source: Microsoft-Windows-Security-Auditing
>>>>>> Date: 10/26/2009 8:31:31 AM
>>>>>> Event ID: 4776
>>>>>> Task Category: Credential Validation
>>>>>> Level: Information
>>>>>> Keywords: Audit Failure
>>>>>> User: N/A
>>>>>> Computer: DC.domain.com
>>>>>> Description:
>>>>>> The domain controller attempted to validate the credentials for an
>>>>>> account.
>>>>>> Authentication Package: MICROSOFT_AUTHENTICATION_PACKAGE_V1_0
>>>>>> Logon Account: Administrator
>>>>>> Source Workstation: EXCHANGESERVER
>>>>>> Error Code: 0xc000006a
>>>>>> -------------------------------------------------------------
>>>>>> Log Name: Security
>>>>>> Source: Microsoft-Windows-Security-Auditing
>>>>>> Date: 10/26/2009 8:28:49 AM
>>>>>> Event ID: 4776
>>>>>> Task Category: Credential Validation
>>>>>> Level: Information
>>>>>> Keywords: Audit Failure
>>>>>> User: N/A
>>>>>> Computer: DC.domain.com
>>>>>> Description:
>>>>>> The domain controller attempted to validate the credentials for an
>>>>>> account.
>>>>>> Authentication Package: MICROSOFT_AUTHENTICATION_PACKAGE_V1_0
>>>>>> Logon Account: administrator
>>>>>> Source Workstation: ERPSERVER
>>>>>> Error Code: 0xc000006a
>>>>>> ------------------------------------------------------------
>>>>>> Log Name: Security
>>>>>> Source: Microsoft-Windows-Security-Auditing
>>>>>> Date: 10/26/2009 8:28:49 AM
>>>>>> Event ID: 4776
>>>>>> Task Category: Credential Validation
>>>>>> Level: Information
>>>>>> Keywords: Audit Failure
>>>>>> User: N/A
>>>>>> Computer: DC.domain.com
>>>>>> Description:
>>>>>> The domain controller attempted to validate the credentials for an
>>>>>> account.
>>>>>> Authentication Package: MICROSOFT_AUTHENTICATION_PACKAGE_V1_0
>>>>>> Logon Account: administrator
>>>>>> Source Workstation: SYTEUTIL
>>>>>> Error Code: 0xc000006a
>>>>>> ------------------------------------------------------------
>>>>>> Log Name: Security
>>>>>> Source: Microsoft-Windows-Security-Auditing
>>>>>> Date: 10/26/2009 8:27:01 AM
>>>>>> Event ID: 4769
>>>>>> Task Category: Kerberos Service Ticket Operations
>>>>>> Level: Information
>>>>>> Keywords: Audit Failure
>>>>>> User: N/A
>>>>>> Computer: DC.domain.com
>>>>>> Description:
>>>>>> A Kerberos service ticket was requested.
>>>>>> Account Information:
>>>>>> Account Name: DC$@DOMAIN.COM
>>>>>> Account Domain: DOMAIN.COM
>>>>>> Logon GUID: {00000000-0000-0000-0000-000000000000}
>>>>>> Service Information:
>>>>>> Service Name: krbtgt/DOMAIN.COM
>>>>>> Service ID: NULL SID
>>>>>> Network Information:
>>>>>> Client Address: ::1
>>>>>> Client Port: 0
>>>>>> Additional Information:
>>>>>> Ticket Options: 0x60810010
>>>>>> Ticket Encryption Type: 0xffffffff
>>>>>> Failure Code: 0xe
>>>>>> Transited Services: -
>>>>>> This event is generated every time access is requested to a
>>>>>> resource
>>>>>> such as a computer or a Windows service. The service name
>>>>>> indicates
>>>>>> the resource to which access was requested.
>>>>>> This event can be correlated with Windows logon events by
>>>>>> comparing
>>>>>> the Logon GUID fields in each event. The logon event occurs on
>>>>>> the
>>>>>> machine that was accessed, which is often a different machine than
>>>>>> the domain controller which issued the service ticket.
>>>>>> Ticket options, encryption types, and failure codes are defined in
>>>>>> RFC 4120.
>>>>>>

>
>



 
Reply With Quote
 
Zachary
Guest
Posts: n/a

 
      10-26-2009
Cross posting this to an exchange group.

"Zachary" <> wrote in message
news:...
>I found this error. When i look at PID 4968 it is mad.exe which points to
>the MSExchangeSA service. I looked in the services MMC and that service is
>set to log on as Local System. Why would it be trying to use the domain
>admin account?
>
> Event Type: Failure Audit
> Event Source: Security
> Event Category: Logon/Logoff
> Event ID: 529
> Date: 10/26/2009
> Time: 11:02:01 AM
> User: NT AUTHORITY\SYSTEM
> Computer: EXCHANGE
> Description:
> Logon Failure:
> Reason: Unknown user name or bad password
> User Name: Administrator
> Domain: DOMAIN
> Logon Type: 7
> Logon Process: Advapi
> Authentication Package: Negotiate
> Workstation Name: EXCHANGE
> Caller User Name: EXCHANGE$
> Caller Domain: DOMAIN
> Caller Logon ID: (0x0,0x3E7)
> Caller Process ID: 4968
> Transited Services: -
> Source Network Address: -
> Source Port: -
>
>
> For more information, see Help and Support Center at
> http://go.microsoft.com/fwlink/events.asp.
>
>
> "Meinolf Weber [MVP-DS]" <meiweb@(nospam)gmx.de> wrote in message
> news:. com...
>> Hello Zachary,
>>
>> So you checked all DCs and servers, Exchange, ERP and SYTEUTIL as listed
>> in the event viewer entries?
>>
>> Also listed "0xc000006a" is bad password.
>>
>> Best regards
>>
>> Meinolf Weber
>> Disclaimer: This posting is provided "AS IS" with no warranties, and
>> confers no rights.
>> ** Please do NOT email, only reply to Newsgroups
>> ** HELP us help YOU!!! http://www.blakjak.demon.co.uk/mul_crss.htm
>>
>>> Ok, with that being the case, is there more detailed auditing i can
>>> turn on
>>> to find out what service or app is attempting to make these
>>> authentications?
>>> When i look in the services mmc i don't see any services using the
>>> administrator account for validation and the only in house app being
>>> used is
>>> our intranet site and that is clean.
>>> "Meinolf Weber [MVP-DS]" <meiweb@(nospam)gmx.de> wrote in message
>>> news:. com...
>>>> Hello Zachary,
>>>>
>>>> The domain administrator will automatically unlock, after being
>>>> locked out
>>>>
>>>> as soon as the correct password is used.
>>>>
>>>> http://blogs.dirteam.com/blogs/jorge.../The-Default-d
>>>> omain-administrator-account-is-locked_21003F00_.aspx
>>>>
>>>> Best regards
>>>>
>>>> Meinolf Weber
>>>> Disclaimer: This posting is provided "AS IS" with no warranties, and
>>>> confers no rights.
>>>> ** Please do NOT email, only reply to Newsgroups
>>>> ** HELP us help YOU!!! http://www.blakjak.demon.co.uk/mul_crss.htm
>>>>> If that is the case, shouldn't the domain account be locked out? We
>>>>> have a lockout policy and if a service or app attempts to validate
>>>>> credentials that may time unsuccessfully it should lock the account
>>>>> out.
>>>>>
>>>>> "Meinolf Weber [MVP-DS]" <meiweb@(nospam)gmx.de> wrote in message
>>>>> news:. com...
>>>>>
>>>>>> Hello Zachary,
>>>>>>
>>>>>> Seems that there are still some services/applications running that
>>>>>> need the password change. See also:
>>>>>> http://chicagotech.net/netforums/viewtopic.php?t=4853
>>>>>>
>>>>>> Best regards
>>>>>>
>>>>>> Meinolf Weber
>>>>>> Disclaimer: This posting is provided "AS IS" with no warranties,
>>>>>> and
>>>>>> confers no rights.
>>>>>> ** Please do NOT email, only reply to Newsgroups
>>>>>> ** HELP us help YOU!!! http://www.blakjak.demon.co.uk/mul_crss.htm
>>>>>>> Hi everyone,
>>>>>>>
>>>>>>> Recently I have performed a password change on the default domain
>>>>>>> administrator account. Before the change was made last Friday I
>>>>>>> made sure to find all services and scheduled tasks in our network
>>>>>>> that were using the domain admin account and changed them to use
>>>>>>> their own service account. After the change all system
>>>>>>> functionality has been restored. (I.E. Exchange, Blackberry, our
>>>>>>> ERP system, everything is working) On top of that, the domain
>>>>>>> admin account isn't getting locked out. That should mean that
>>>>>>> there isn't anything with a stored password attempting to use the
>>>>>>> old password. With all that said, however, I am still receiving
>>>>>>> security failures in the event viewer on our primary DC. The
>>>>>>> failures are below. Any help understanding these on these would
>>>>>>> be appreciated.
>>>>>>>
>>>>>>> FYI - In doing research on the 4771 events I have found that the
>>>>>>> failure code 0x18 usually means a bad password. What I don't
>>>>>>> understand is that the two IP addresses listed with those events
>>>>>>> are our backup DCs.
>>>>>>>
>>>>>>> ------------------------------------------------------------
>>>>>>>
>>>>>>> Log Name: Security
>>>>>>> Source: Microsoft-Windows-Security-Auditing
>>>>>>> Date: 10/26/2009 8:32:08 AM
>>>>>>> Event ID: 4771
>>>>>>> Task Category: Kerberos Authentication Service
>>>>>>> Level: Information
>>>>>>> Keywords: Audit Failure
>>>>>>> User: N/A
>>>>>>> Computer: DC.domain.com
>>>>>>> Description:
>>>>>>> Kerberos pre-authentication failed.
>>>>>>> Account Information:
>>>>>>> Security ID: domain\Administrator
>>>>>>> Account Name: Administrator
>>>>>>> Service Information:
>>>>>>> Service Name: krbtgt/domain
>>>>>>> Network Information:
>>>>>>> Client Address: ::ffff:10.0.1.254
>>>>>>> Client Port: 4240
>>>>>>> Additional Information:
>>>>>>> Ticket Options: 0x40810010
>>>>>>> Failure Code: 0x18
>>>>>>> Pre-Authentication Type: 2
>>>>>>> Certificate Information:
>>>>>>> Certificate Issuer Name:
>>>>>>> Certificate Serial Number:
>>>>>>> Certificate Thumbprint:
>>>>>>> Certificate information is only provided if a certificate was used
>>>>>>> for
>>>>>>> pre-authentication.
>>>>>>> Pre-authentication types, ticket options and failure codes are
>>>>>>> defined in RFC 4120.
>>>>>>> If the ticket was malformed or damaged during transit and could
>>>>>>> not be decrypted, then many fields in this event might not be
>>>>>>> present.
>>>>>>>
>>>>>>> -------------------------------------------------------------
>>>>>>>
>>>>>>> Log Name: Security
>>>>>>> Source: Microsoft-Windows-Security-Auditing
>>>>>>> Date: 10/26/2009 8:32:07 AM
>>>>>>> Event ID: 4771
>>>>>>> Task Category: Kerberos Authentication Service
>>>>>>> Level: Information
>>>>>>> Keywords: Audit Failure
>>>>>>> User: N/A
>>>>>>> Computer: DC.domain.com
>>>>>>> Description:
>>>>>>> Kerberos pre-authentication failed.
>>>>>>> Account Information:
>>>>>>> Security ID: DOMAIN\Administrator
>>>>>>> Account Name: Administrator
>>>>>>> Service Information:
>>>>>>> Service Name: krbtgt/DOMAIN
>>>>>>> Network Information:
>>>>>>> Client Address: ::ffff:10.0.1.254
>>>>>>> Client Port: 4238
>>>>>>> Additional Information:
>>>>>>> Ticket Options: 0x40810010
>>>>>>> Failure Code: 0x18
>>>>>>> Pre-Authentication Type: 2
>>>>>>> Certificate Information:
>>>>>>> Certificate Issuer Name:
>>>>>>> Certificate Serial Number:
>>>>>>> Certificate Thumbprint:
>>>>>>> Certificate information is only provided if a certificate was used
>>>>>>> for
>>>>>>> pre-authentication.
>>>>>>> Pre-authentication types, ticket options and failure codes are
>>>>>>> defined in RFC 4120.
>>>>>>> If the ticket was malformed or damaged during transit and could
>>>>>>> not be decrypted, then many fields in this event might not be
>>>>>>> present.
>>>>>>>
>>>>>>> ------------------------------------------------------------
>>>>>>>
>>>>>>> Log Name: Security
>>>>>>> Source: Microsoft-Windows-Security-Auditing
>>>>>>> Date: 10/26/2009 8:32:01 AM
>>>>>>> Event ID: 4771
>>>>>>> Task Category: Kerberos Authentication Service
>>>>>>> Level: Information
>>>>>>> Keywords: Audit Failure
>>>>>>> User: N/A
>>>>>>> Computer: DC.domain.com
>>>>>>> Description:
>>>>>>> Kerberos pre-authentication failed.
>>>>>>> Account Information:
>>>>>>> Security ID: DOMAIN\Administrator
>>>>>>> Account Name: Administrator
>>>>>>> Service Information:
>>>>>>> Service Name: krbtgt/DOMAIN
>>>>>>> Network Information:
>>>>>>> Client Address: ::ffff:10.0.1.249
>>>>>>> Client Port: 21106
>>>>>>> Additional Information:
>>>>>>> Ticket Options: 0x40810010
>>>>>>> Failure Code: 0x18
>>>>>>> Pre-Authentication Type: 2
>>>>>>> Certificate Information:
>>>>>>> Certificate Issuer Name:
>>>>>>> Certificate Serial Number:
>>>>>>> Certificate Thumbprint:
>>>>>>> Certificate information is only provided if a certificate was used
>>>>>>> for
>>>>>>> pre-authentication.
>>>>>>> Pre-authentication types, ticket options and failure codes are
>>>>>>> defined in RFC 4120.
>>>>>>> If the ticket was malformed or damaged during transit and could
>>>>>>> not be decrypted, then many fields in this event might not be
>>>>>>> present.
>>>>>>> ------------------------------------------------------------
>>>>>>>
>>>>>>> Log Name: Security
>>>>>>> Source: Microsoft-Windows-Security-Auditing
>>>>>>> Date: 10/26/2009 8:31:31 AM
>>>>>>> Event ID: 4776
>>>>>>> Task Category: Credential Validation
>>>>>>> Level: Information
>>>>>>> Keywords: Audit Failure
>>>>>>> User: N/A
>>>>>>> Computer: DC.domain.com
>>>>>>> Description:
>>>>>>> The domain controller attempted to validate the credentials for an
>>>>>>> account.
>>>>>>> Authentication Package: MICROSOFT_AUTHENTICATION_PACKAGE_V1_0
>>>>>>> Logon Account: Administrator
>>>>>>> Source Workstation: EXCHANGESERVER
>>>>>>> Error Code: 0xc000006a
>>>>>>> -------------------------------------------------------------
>>>>>>> Log Name: Security
>>>>>>> Source: Microsoft-Windows-Security-Auditing
>>>>>>> Date: 10/26/2009 8:28:49 AM
>>>>>>> Event ID: 4776
>>>>>>> Task Category: Credential Validation
>>>>>>> Level: Information
>>>>>>> Keywords: Audit Failure
>>>>>>> User: N/A
>>>>>>> Computer: DC.domain.com
>>>>>>> Description:
>>>>>>> The domain controller attempted to validate the credentials for an
>>>>>>> account.
>>>>>>> Authentication Package: MICROSOFT_AUTHENTICATION_PACKAGE_V1_0
>>>>>>> Logon Account: administrator
>>>>>>> Source Workstation: ERPSERVER
>>>>>>> Error Code: 0xc000006a
>>>>>>> ------------------------------------------------------------
>>>>>>> Log Name: Security
>>>>>>> Source: Microsoft-Windows-Security-Auditing
>>>>>>> Date: 10/26/2009 8:28:49 AM
>>>>>>> Event ID: 4776
>>>>>>> Task Category: Credential Validation
>>>>>>> Level: Information
>>>>>>> Keywords: Audit Failure
>>>>>>> User: N/A
>>>>>>> Computer: DC.domain.com
>>>>>>> Description:
>>>>>>> The domain controller attempted to validate the credentials for an
>>>>>>> account.
>>>>>>> Authentication Package: MICROSOFT_AUTHENTICATION_PACKAGE_V1_0
>>>>>>> Logon Account: administrator
>>>>>>> Source Workstation: SYTEUTIL
>>>>>>> Error Code: 0xc000006a
>>>>>>> ------------------------------------------------------------
>>>>>>> Log Name: Security
>>>>>>> Source: Microsoft-Windows-Security-Auditing
>>>>>>> Date: 10/26/2009 8:27:01 AM
>>>>>>> Event ID: 4769
>>>>>>> Task Category: Kerberos Service Ticket Operations
>>>>>>> Level: Information
>>>>>>> Keywords: Audit Failure
>>>>>>> User: N/A
>>>>>>> Computer: DC.domain.com
>>>>>>> Description:
>>>>>>> A Kerberos service ticket was requested.
>>>>>>> Account Information:
>>>>>>> Account Name: DC$@DOMAIN.COM
>>>>>>> Account Domain: DOMAIN.COM
>>>>>>> Logon GUID: {00000000-0000-0000-0000-000000000000}
>>>>>>> Service Information:
>>>>>>> Service Name: krbtgt/DOMAIN.COM
>>>>>>> Service ID: NULL SID
>>>>>>> Network Information:
>>>>>>> Client Address: ::1
>>>>>>> Client Port: 0
>>>>>>> Additional Information:
>>>>>>> Ticket Options: 0x60810010
>>>>>>> Ticket Encryption Type: 0xffffffff
>>>>>>> Failure Code: 0xe
>>>>>>> Transited Services: -
>>>>>>> This event is generated every time access is requested to a
>>>>>>> resource
>>>>>>> such as a computer or a Windows service. The service name
>>>>>>> indicates
>>>>>>> the resource to which access was requested.
>>>>>>> This event can be correlated with Windows logon events by
>>>>>>> comparing
>>>>>>> the Logon GUID fields in each event. The logon event occurs on
>>>>>>> the
>>>>>>> machine that was accessed, which is often a different machine than
>>>>>>> the domain controller which issued the service ticket.
>>>>>>> Ticket options, encryption types, and failure codes are defined in
>>>>>>> RFC 4120.
>>>>>>>

>>
>>

>
>



 
Reply With Quote
 
Zachary
Guest
Posts: n/a

 
      10-26-2009
Additional references i have found. These describe my situation also but
they have no solution.
http://www.eggheadcafe.com/software/...king-doma.aspx
http://antionline.com/archive/index.php/t-272867.html

"Zachary" <> wrote in message
news:eJ$...
> Cross posting this to an exchange group.
>
> "Zachary" <> wrote in message
> news:...
>>I found this error. When i look at PID 4968 it is mad.exe which points to
>>the MSExchangeSA service. I looked in the services MMC and that service
>>is set to log on as Local System. Why would it be trying to use the
>>domain admin account?
>>
>> Event Type: Failure Audit
>> Event Source: Security
>> Event Category: Logon/Logoff
>> Event ID: 529
>> Date: 10/26/2009
>> Time: 11:02:01 AM
>> User: NT AUTHORITY\SYSTEM
>> Computer: EXCHANGE
>> Description:
>> Logon Failure:
>> Reason: Unknown user name or bad password
>> User Name: Administrator
>> Domain: DOMAIN
>> Logon Type: 7
>> Logon Process: Advapi
>> Authentication Package: Negotiate
>> Workstation Name: EXCHANGE
>> Caller User Name: EXCHANGE$
>> Caller Domain: DOMAIN
>> Caller Logon ID: (0x0,0x3E7)
>> Caller Process ID: 4968
>> Transited Services: -
>> Source Network Address: -
>> Source Port: -
>>
>>
>> For more information, see Help and Support Center at
>> http://go.microsoft.com/fwlink/events.asp.
>>
>>
>> "Meinolf Weber [MVP-DS]" <meiweb@(nospam)gmx.de> wrote in message
>> news:. com...
>>> Hello Zachary,
>>>
>>> So you checked all DCs and servers, Exchange, ERP and SYTEUTIL as listed
>>> in the event viewer entries?
>>>
>>> Also listed "0xc000006a" is bad password.
>>>
>>> Best regards
>>>
>>> Meinolf Weber
>>> Disclaimer: This posting is provided "AS IS" with no warranties, and
>>> confers no rights.
>>> ** Please do NOT email, only reply to Newsgroups
>>> ** HELP us help YOU!!! http://www.blakjak.demon.co.uk/mul_crss.htm
>>>
>>>> Ok, with that being the case, is there more detailed auditing i can
>>>> turn on
>>>> to find out what service or app is attempting to make these
>>>> authentications?
>>>> When i look in the services mmc i don't see any services using the
>>>> administrator account for validation and the only in house app being
>>>> used is
>>>> our intranet site and that is clean.
>>>> "Meinolf Weber [MVP-DS]" <meiweb@(nospam)gmx.de> wrote in message
>>>> news:. com...
>>>>> Hello Zachary,
>>>>>
>>>>> The domain administrator will automatically unlock, after being
>>>>> locked out
>>>>>
>>>>> as soon as the correct password is used.
>>>>>
>>>>> http://blogs.dirteam.com/blogs/jorge.../The-Default-d
>>>>> omain-administrator-account-is-locked_21003F00_.aspx
>>>>>
>>>>> Best regards
>>>>>
>>>>> Meinolf Weber
>>>>> Disclaimer: This posting is provided "AS IS" with no warranties, and
>>>>> confers no rights.
>>>>> ** Please do NOT email, only reply to Newsgroups
>>>>> ** HELP us help YOU!!! http://www.blakjak.demon.co.uk/mul_crss.htm
>>>>>> If that is the case, shouldn't the domain account be locked out? We
>>>>>> have a lockout policy and if a service or app attempts to validate
>>>>>> credentials that may time unsuccessfully it should lock the account
>>>>>> out.
>>>>>>
>>>>>> "Meinolf Weber [MVP-DS]" <meiweb@(nospam)gmx.de> wrote in message
>>>>>> news:. com...
>>>>>>
>>>>>>> Hello Zachary,
>>>>>>>
>>>>>>> Seems that there are still some services/applications running that
>>>>>>> need the password change. See also:
>>>>>>> http://chicagotech.net/netforums/viewtopic.php?t=4853
>>>>>>>
>>>>>>> Best regards
>>>>>>>
>>>>>>> Meinolf Weber
>>>>>>> Disclaimer: This posting is provided "AS IS" with no warranties,
>>>>>>> and
>>>>>>> confers no rights.
>>>>>>> ** Please do NOT email, only reply to Newsgroups
>>>>>>> ** HELP us help YOU!!! http://www.blakjak.demon.co.uk/mul_crss.htm
>>>>>>>> Hi everyone,
>>>>>>>>
>>>>>>>> Recently I have performed a password change on the default domain
>>>>>>>> administrator account. Before the change was made last Friday I
>>>>>>>> made sure to find all services and scheduled tasks in our network
>>>>>>>> that were using the domain admin account and changed them to use
>>>>>>>> their own service account. After the change all system
>>>>>>>> functionality has been restored. (I.E. Exchange, Blackberry, our
>>>>>>>> ERP system, everything is working) On top of that, the domain
>>>>>>>> admin account isn't getting locked out. That should mean that
>>>>>>>> there isn't anything with a stored password attempting to use the
>>>>>>>> old password. With all that said, however, I am still receiving
>>>>>>>> security failures in the event viewer on our primary DC. The
>>>>>>>> failures are below. Any help understanding these on these would
>>>>>>>> be appreciated.
>>>>>>>>
>>>>>>>> FYI - In doing research on the 4771 events I have found that the
>>>>>>>> failure code 0x18 usually means a bad password. What I don't
>>>>>>>> understand is that the two IP addresses listed with those events
>>>>>>>> are our backup DCs.
>>>>>>>>
>>>>>>>> ------------------------------------------------------------
>>>>>>>>
>>>>>>>> Log Name: Security
>>>>>>>> Source: Microsoft-Windows-Security-Auditing
>>>>>>>> Date: 10/26/2009 8:32:08 AM
>>>>>>>> Event ID: 4771
>>>>>>>> Task Category: Kerberos Authentication Service
>>>>>>>> Level: Information
>>>>>>>> Keywords: Audit Failure
>>>>>>>> User: N/A
>>>>>>>> Computer: DC.domain.com
>>>>>>>> Description:
>>>>>>>> Kerberos pre-authentication failed.
>>>>>>>> Account Information:
>>>>>>>> Security ID: domain\Administrator
>>>>>>>> Account Name: Administrator
>>>>>>>> Service Information:
>>>>>>>> Service Name: krbtgt/domain
>>>>>>>> Network Information:
>>>>>>>> Client Address: ::ffff:10.0.1.254
>>>>>>>> Client Port: 4240
>>>>>>>> Additional Information:
>>>>>>>> Ticket Options: 0x40810010
>>>>>>>> Failure Code: 0x18
>>>>>>>> Pre-Authentication Type: 2
>>>>>>>> Certificate Information:
>>>>>>>> Certificate Issuer Name:
>>>>>>>> Certificate Serial Number:
>>>>>>>> Certificate Thumbprint:
>>>>>>>> Certificate information is only provided if a certificate was used
>>>>>>>> for
>>>>>>>> pre-authentication.
>>>>>>>> Pre-authentication types, ticket options and failure codes are
>>>>>>>> defined in RFC 4120.
>>>>>>>> If the ticket was malformed or damaged during transit and could
>>>>>>>> not be decrypted, then many fields in this event might not be
>>>>>>>> present.
>>>>>>>>
>>>>>>>> -------------------------------------------------------------
>>>>>>>>
>>>>>>>> Log Name: Security
>>>>>>>> Source: Microsoft-Windows-Security-Auditing
>>>>>>>> Date: 10/26/2009 8:32:07 AM
>>>>>>>> Event ID: 4771
>>>>>>>> Task Category: Kerberos Authentication Service
>>>>>>>> Level: Information
>>>>>>>> Keywords: Audit Failure
>>>>>>>> User: N/A
>>>>>>>> Computer: DC.domain.com
>>>>>>>> Description:
>>>>>>>> Kerberos pre-authentication failed.
>>>>>>>> Account Information:
>>>>>>>> Security ID: DOMAIN\Administrator
>>>>>>>> Account Name: Administrator
>>>>>>>> Service Information:
>>>>>>>> Service Name: krbtgt/DOMAIN
>>>>>>>> Network Information:
>>>>>>>> Client Address: ::ffff:10.0.1.254
>>>>>>>> Client Port: 4238
>>>>>>>> Additional Information:
>>>>>>>> Ticket Options: 0x40810010
>>>>>>>> Failure Code: 0x18
>>>>>>>> Pre-Authentication Type: 2
>>>>>>>> Certificate Information:
>>>>>>>> Certificate Issuer Name:
>>>>>>>> Certificate Serial Number:
>>>>>>>> Certificate Thumbprint:
>>>>>>>> Certificate information is only provided if a certificate was used
>>>>>>>> for
>>>>>>>> pre-authentication.
>>>>>>>> Pre-authentication types, ticket options and failure codes are
>>>>>>>> defined in RFC 4120.
>>>>>>>> If the ticket was malformed or damaged during transit and could
>>>>>>>> not be decrypted, then many fields in this event might not be
>>>>>>>> present.
>>>>>>>>
>>>>>>>> ------------------------------------------------------------
>>>>>>>>
>>>>>>>> Log Name: Security
>>>>>>>> Source: Microsoft-Windows-Security-Auditing
>>>>>>>> Date: 10/26/2009 8:32:01 AM
>>>>>>>> Event ID: 4771
>>>>>>>> Task Category: Kerberos Authentication Service
>>>>>>>> Level: Information
>>>>>>>> Keywords: Audit Failure
>>>>>>>> User: N/A
>>>>>>>> Computer: DC.domain.com
>>>>>>>> Description:
>>>>>>>> Kerberos pre-authentication failed.
>>>>>>>> Account Information:
>>>>>>>> Security ID: DOMAIN\Administrator
>>>>>>>> Account Name: Administrator
>>>>>>>> Service Information:
>>>>>>>> Service Name: krbtgt/DOMAIN
>>>>>>>> Network Information:
>>>>>>>> Client Address: ::ffff:10.0.1.249
>>>>>>>> Client Port: 21106
>>>>>>>> Additional Information:
>>>>>>>> Ticket Options: 0x40810010
>>>>>>>> Failure Code: 0x18
>>>>>>>> Pre-Authentication Type: 2
>>>>>>>> Certificate Information:
>>>>>>>> Certificate Issuer Name:
>>>>>>>> Certificate Serial Number:
>>>>>>>> Certificate Thumbprint:
>>>>>>>> Certificate information is only provided if a certificate was used
>>>>>>>> for
>>>>>>>> pre-authentication.
>>>>>>>> Pre-authentication types, ticket options and failure codes are
>>>>>>>> defined in RFC 4120.
>>>>>>>> If the ticket was malformed or damaged during transit and could
>>>>>>>> not be decrypted, then many fields in this event might not be
>>>>>>>> present.
>>>>>>>> ------------------------------------------------------------
>>>>>>>>
>>>>>>>> Log Name: Security
>>>>>>>> Source: Microsoft-Windows-Security-Auditing
>>>>>>>> Date: 10/26/2009 8:31:31 AM
>>>>>>>> Event ID: 4776
>>>>>>>> Task Category: Credential Validation
>>>>>>>> Level: Information
>>>>>>>> Keywords: Audit Failure
>>>>>>>> User: N/A
>>>>>>>> Computer: DC.domain.com
>>>>>>>> Description:
>>>>>>>> The domain controller attempted to validate the credentials for an
>>>>>>>> account.
>>>>>>>> Authentication Package: MICROSOFT_AUTHENTICATION_PACKAGE_V1_0
>>>>>>>> Logon Account: Administrator
>>>>>>>> Source Workstation: EXCHANGESERVER
>>>>>>>> Error Code: 0xc000006a
>>>>>>>> -------------------------------------------------------------
>>>>>>>> Log Name: Security
>>>>>>>> Source: Microsoft-Windows-Security-Auditing
>>>>>>>> Date: 10/26/2009 8:28:49 AM
>>>>>>>> Event ID: 4776
>>>>>>>> Task Category: Credential Validation
>>>>>>>> Level: Information
>>>>>>>> Keywords: Audit Failure
>>>>>>>> User: N/A
>>>>>>>> Computer: DC.domain.com
>>>>>>>> Description:
>>>>>>>> The domain controller attempted to validate the credentials for an
>>>>>>>> account.
>>>>>>>> Authentication Package: MICROSOFT_AUTHENTICATION_PACKAGE_V1_0
>>>>>>>> Logon Account: administrator
>>>>>>>> Source Workstation: ERPSERVER
>>>>>>>> Error Code: 0xc000006a
>>>>>>>> ------------------------------------------------------------
>>>>>>>> Log Name: Security
>>>>>>>> Source: Microsoft-Windows-Security-Auditing
>>>>>>>> Date: 10/26/2009 8:28:49 AM
>>>>>>>> Event ID: 4776
>>>>>>>> Task Category: Credential Validation
>>>>>>>> Level: Information
>>>>>>>> Keywords: Audit Failure
>>>>>>>> User: N/A
>>>>>>>> Computer: DC.domain.com
>>>>>>>> Description:
>>>>>>>> The domain controller attempted to validate the credentials for an
>>>>>>>> account.
>>>>>>>> Authentication Package: MICROSOFT_AUTHENTICATION_PACKAGE_V1_0
>>>>>>>> Logon Account: administrator
>>>>>>>> Source Workstation: SYTEUTIL
>>>>>>>> Error Code: 0xc000006a
>>>>>>>> ------------------------------------------------------------
>>>>>>>> Log Name: Security
>>>>>>>> Source: Microsoft-Windows-Security-Auditing
>>>>>>>> Date: 10/26/2009 8:27:01 AM
>>>>>>>> Event ID: 4769
>>>>>>>> Task Category: Kerberos Service Ticket Operations
>>>>>>>> Level: Information
>>>>>>>> Keywords: Audit Failure
>>>>>>>> User: N/A
>>>>>>>> Computer: DC.domain.com
>>>>>>>> Description:
>>>>>>>> A Kerberos service ticket was requested.
>>>>>>>> Account Information:
>>>>>>>> Account Name: DC$@DOMAIN.COM
>>>>>>>> Account Domain: DOMAIN.COM
>>>>>>>> Logon GUID: {00000000-0000-0000-0000-000000000000}
>>>>>>>> Service Information:
>>>>>>>> Service Name: krbtgt/DOMAIN.COM
>>>>>>>> Service ID: NULL SID
>>>>>>>> Network Information:
>>>>>>>> Client Address: ::1
>>>>>>>> Client Port: 0
>>>>>>>> Additional Information:
>>>>>>>> Ticket Options: 0x60810010
>>>>>>>> Ticket Encryption Type: 0xffffffff
>>>>>>>> Failure Code: 0xe
>>>>>>>> Transited Services: -
>>>>>>>> This event is generated every time access is requested to a
>>>>>>>> resource
>>>>>>>> such as a computer or a Windows service. The service name
>>>>>>>> indicates
>>>>>>>> the resource to which access was requested.
>>>>>>>> This event can be correlated with Windows logon events by
>>>>>>>> comparing
>>>>>>>> the Logon GUID fields in each event. The logon event occurs on
>>>>>>>> the
>>>>>>>> machine that was accessed, which is often a different machine than
>>>>>>>> the domain controller which issued the service ticket.
>>>>>>>> Ticket options, encryption types, and failure codes are defined in
>>>>>>>> RFC 4120.
>>>>>>>>
>>>
>>>

>>
>>

>
>



 
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Zachary
Guest
Posts: n/a

 
      10-26-2009
Found one of the culprits. The Exchange service account for legacy access
was set to the domain admin. This is found in the system
manager>Administrative Groups and then right click your administrative group
and on the general tab you will see this setting. I am still recieving this
error yet from the exchange server: Any ideas?

Event Type: Failure Audit
Event Source: Security
Event Category: Logon/Logoff
Event ID: 529
Date: 10/26/2009
Time: 12:11:34 PM
User: NT AUTHORITY\SYSTEM
Computer: AGRAEXCH
Description:
Logon Failure:
Reason: Unknown user name or bad password
User Name: Administrator
Domain: AGRA
Logon Type: 3
Logon Process: NtLmSsp
Authentication Package: NTLM
Workstation Name: AGRAEXCH
Caller User Name: -
Caller Domain: -
Caller Logon ID: -
Caller Process ID: -
Transited Services: -
Source Network Address: -
Source Port: -


For more information, see Help and Support Center at
http://go.microsoft.com/fwlink/events.asp.

"Zachary" <> wrote in message
news:...
> Additional references i have found. These describe my situation also but
> they have no solution.
> http://www.eggheadcafe.com/software/...king-doma.aspx
> http://antionline.com/archive/index.php/t-272867.html
>
> "Zachary" <> wrote in message
> news:eJ$...
>> Cross posting this to an exchange group.
>>
>> "Zachary" <> wrote in message
>> news:...
>>>I found this error. When i look at PID 4968 it is mad.exe which points
>>>to the MSExchangeSA service. I looked in the services MMC and that
>>>service is set to log on as Local System. Why would it be trying to use
>>>the domain admin account?
>>>
>>> Event Type: Failure Audit
>>> Event Source: Security
>>> Event Category: Logon/Logoff
>>> Event ID: 529
>>> Date: 10/26/2009
>>> Time: 11:02:01 AM
>>> User: NT AUTHORITY\SYSTEM
>>> Computer: EXCHANGE
>>> Description:
>>> Logon Failure:
>>> Reason: Unknown user name or bad password
>>> User Name: Administrator
>>> Domain: DOMAIN
>>> Logon Type: 7
>>> Logon Process: Advapi
>>> Authentication Package: Negotiate
>>> Workstation Name: EXCHANGE
>>> Caller User Name: EXCHANGE$
>>> Caller Domain: DOMAIN
>>> Caller Logon ID: (0x0,0x3E7)
>>> Caller Process ID: 4968
>>> Transited Services: -
>>> Source Network Address: -
>>> Source Port: -
>>>
>>>
>>> For more information, see Help and Support Center at
>>> http://go.microsoft.com/fwlink/events.asp.
>>>
>>>
>>> "Meinolf Weber [MVP-DS]" <meiweb@(nospam)gmx.de> wrote in message
>>> news:. com...
>>>> Hello Zachary,
>>>>
>>>> So you checked all DCs and servers, Exchange, ERP and SYTEUTIL as
>>>> listed in the event viewer entries?
>>>>
>>>> Also listed "0xc000006a" is bad password.
>>>>
>>>> Best regards
>>>>
>>>> Meinolf Weber
>>>> Disclaimer: This posting is provided "AS IS" with no warranties, and
>>>> confers no rights.
>>>> ** Please do NOT email, only reply to Newsgroups
>>>> ** HELP us help YOU!!! http://www.blakjak.demon.co.uk/mul_crss.htm
>>>>
>>>>> Ok, with that being the case, is there more detailed auditing i can
>>>>> turn on
>>>>> to find out what service or app is attempting to make these
>>>>> authentications?
>>>>> When i look in the services mmc i don't see any services using the
>>>>> administrator account for validation and the only in house app being
>>>>> used is
>>>>> our intranet site and that is clean.
>>>>> "Meinolf Weber [MVP-DS]" <meiweb@(nospam)gmx.de> wrote in message
>>>>> news:. com...
>>>>>> Hello Zachary,
>>>>>>
>>>>>> The domain administrator will automatically unlock, after being
>>>>>> locked out
>>>>>>
>>>>>> as soon as the correct password is used.
>>>>>>
>>>>>> http://blogs.dirteam.com/blogs/jorge.../The-Default-d
>>>>>> omain-administrator-account-is-locked_21003F00_.aspx
>>>>>>
>>>>>> Best regards
>>>>>>
>>>>>> Meinolf Weber
>>>>>> Disclaimer: This posting is provided "AS IS" with no warranties, and
>>>>>> confers no rights.
>>>>>> ** Please do NOT email, only reply to Newsgroups
>>>>>> ** HELP us help YOU!!! http://www.blakjak.demon.co.uk/mul_crss.htm
>>>>>>> If that is the case, shouldn't the domain account be locked out? We
>>>>>>> have a lockout policy and if a service or app attempts to validate
>>>>>>> credentials that may time unsuccessfully it should lock the account
>>>>>>> out.
>>>>>>>
>>>>>>> "Meinolf Weber [MVP-DS]" <meiweb@(nospam)gmx.de> wrote in message
>>>>>>> news:. com...
>>>>>>>
>>>>>>>> Hello Zachary,
>>>>>>>>
>>>>>>>> Seems that there are still some services/applications running that
>>>>>>>> need the password change. See also:
>>>>>>>> http://chicagotech.net/netforums/viewtopic.php?t=4853
>>>>>>>>
>>>>>>>> Best regards
>>>>>>>>
>>>>>>>> Meinolf Weber
>>>>>>>> Disclaimer: This posting is provided "AS IS" with no warranties,
>>>>>>>> and
>>>>>>>> confers no rights.
>>>>>>>> ** Please do NOT email, only reply to Newsgroups
>>>>>>>> ** HELP us help YOU!!! http://www.blakjak.demon.co.uk/mul_crss.htm
>>>>>>>>> Hi everyone,
>>>>>>>>>
>>>>>>>>> Recently I have performed a password change on the default domain
>>>>>>>>> administrator account. Before the change was made last Friday I
>>>>>>>>> made sure to find all services and scheduled tasks in our network
>>>>>>>>> that were using the domain admin account and changed them to use
>>>>>>>>> their own service account. After the change all system
>>>>>>>>> functionality has been restored. (I.E. Exchange, Blackberry, our
>>>>>>>>> ERP system, everything is working) On top of that, the domain
>>>>>>>>> admin account isn't getting locked out. That should mean that
>>>>>>>>> there isn't anything with a stored password attempting to use the
>>>>>>>>> old password. With all that said, however, I am still receiving
>>>>>>>>> security failures in the event viewer on our primary DC. The
>>>>>>>>> failures are below. Any help understanding these on these would
>>>>>>>>> be appreciated.
>>>>>>>>>
>>>>>>>>> FYI - In doing research on the 4771 events I have found that the
>>>>>>>>> failure code 0x18 usually means a bad password. What I don't
>>>>>>>>> understand is that the two IP addresses listed with those events
>>>>>>>>> are our backup DCs.
>>>>>>>>>
>>>>>>>>> ------------------------------------------------------------
>>>>>>>>>
>>>>>>>>> Log Name: Security
>>>>>>>>> Source: Microsoft-Windows-Security-Auditing
>>>>>>>>> Date: 10/26/2009 8:32:08 AM
>>>>>>>>> Event ID: 4771
>>>>>>>>> Task Category: Kerberos Authentication Service
>>>>>>>>> Level: Information
>>>>>>>>> Keywords: Audit Failure
>>>>>>>>> User: N/A
>>>>>>>>> Computer: DC.domain.com
>>>>>>>>> Description:
>>>>>>>>> Kerberos pre-authentication failed.
>>>>>>>>> Account Information:
>>>>>>>>> Security ID: domain\Administrator
>>>>>>>>> Account Name: Administrator
>>>>>>>>> Service Information:
>>>>>>>>> Service Name: krbtgt/domain
>>>>>>>>> Network Information:
>>>>>>>>> Client Address: ::ffff:10.0.1.254
>>>>>>>>> Client Port: 4240
>>>>>>>>> Additional Information:
>>>>>>>>> Ticket Options: 0x40810010
>>>>>>>>> Failure Code: 0x18
>>>>>>>>> Pre-Authentication Type: 2
>>>>>>>>> Certificate Information:
>>>>>>>>> Certificate Issuer Name:
>>>>>>>>> Certificate Serial Number:
>>>>>>>>> Certificate Thumbprint:
>>>>>>>>> Certificate information is only provided if a certificate was used
>>>>>>>>> for
>>>>>>>>> pre-authentication.
>>>>>>>>> Pre-authentication types, ticket options and failure codes are
>>>>>>>>> defined in RFC 4120.
>>>>>>>>> If the ticket was malformed or damaged during transit and could
>>>>>>>>> not be decrypted, then many fields in this event might not be
>>>>>>>>> present.
>>>>>>>>>
>>>>>>>>> -------------------------------------------------------------
>>>>>>>>>
>>>>>>>>> Log Name: Security
>>>>>>>>> Source: Microsoft-Windows-Security-Auditing
>>>>>>>>> Date: 10/26/2009 8:32:07 AM
>>>>>>>>> Event ID: 4771
>>>>>>>>> Task Category: Kerberos Authentication Service
>>>>>>>>> Level: Information
>>>>>>>>> Keywords: Audit Failure
>>>>>>>>> User: N/A
>>>>>>>>> Computer: DC.domain.com
>>>>>>>>> Description:
>>>>>>>>> Kerberos pre-authentication failed.
>>>>>>>>> Account Information:
>>>>>>>>> Security ID: DOMAIN\Administrator
>>>>>>>>> Account Name: Administrator
>>>>>>>>> Service Information:
>>>>>>>>> Service Name: krbtgt/DOMAIN
>>>>>>>>> Network Information:
>>>>>>>>> Client Address: ::ffff:10.0.1.254
>>>>>>>>> Client Port: 4238
>>>>>>>>> Additional Information:
>>>>>>>>> Ticket Options: 0x40810010
>>>>>>>>> Failure Code: 0x18
>>>>>>>>> Pre-Authentication Type: 2
>>>>>>>>> Certificate Information:
>>>>>>>>> Certificate Issuer Name:
>>>>>>>>> Certificate Serial Number:
>>>>>>>>> Certificate Thumbprint:
>>>>>>>>> Certificate information is only provided if a certificate was used
>>>>>>>>> for
>>>>>>>>> pre-authentication.
>>>>>>>>> Pre-authentication types, ticket options and failure codes are
>>>>>>>>> defined in RFC 4120.
>>>>>>>>> If the ticket was malformed or damaged during transit and could
>>>>>>>>> not be decrypted, then many fields in this event might not be
>>>>>>>>> present.
>>>>>>>>>
>>>>>>>>> ------------------------------------------------------------
>>>>>>>>>
>>>>>>>>> Log Name: Security
>>>>>>>>> Source: Microsoft-Windows-Security-Auditing
>>>>>>>>> Date: 10/26/2009 8:32:01 AM
>>>>>>>>> Event ID: 4771
>>>>>>>>> Task Category: Kerberos Authentication Service
>>>>>>>>> Level: Information
>>>>>>>>> Keywords: Audit Failure
>>>>>>>>> User: N/A
>>>>>>>>> Computer: DC.domain.com
>>>>>>>>> Description:
>>>>>>>>> Kerberos pre-authentication failed.
>>>>>>>>> Account Information:
>>>>>>>>> Security ID: DOMAIN\Administrator
>>>>>>>>> Account Name: Administrator
>>>>>>>>> Service Information:
>>>>>>>>> Service Name: krbtgt/DOMAIN
>>>>>>>>> Network Information:
>>>>>>>>> Client Address: ::ffff:10.0.1.249
>>>>>>>>> Client Port: 21106
>>>>>>>>> Additional Information:
>>>>>>>>> Ticket Options: 0x40810010
>>>>>>>>> Failure Code: 0x18
>>>>>>>>> Pre-Authentication Type: 2
>>>>>>>>> Certificate Information:
>>>>>>>>> Certificate Issuer Name:
>>>>>>>>> Certificate Serial Number:
>>>>>>>>> Certificate Thumbprint:
>>>>>>>>> Certificate information is only provided if a certificate was used
>>>>>>>>> for
>>>>>>>>> pre-authentication.
>>>>>>>>> Pre-authentication types, ticket options and failure codes are
>>>>>>>>> defined in RFC 4120.
>>>>>>>>> If the ticket was malformed or damaged during transit and could
>>>>>>>>> not be decrypted, then many fields in this event might not be
>>>>>>>>> present.
>>>>>>>>> ------------------------------------------------------------
>>>>>>>>>
>>>>>>>>> Log Name: Security
>>>>>>>>> Source: Microsoft-Windows-Security-Auditing
>>>>>>>>> Date: 10/26/2009 8:31:31 AM
>>>>>>>>> Event ID: 4776
>>>>>>>>> Task Category: Credential Validation
>>>>>>>>> Level: Information
>>>>>>>>> Keywords: Audit Failure
>>>>>>>>> User: N/A
>>>>>>>>> Computer: DC.domain.com
>>>>>>>>> Description:
>>>>>>>>> The domain controller attempted to validate the credentials for an
>>>>>>>>> account.
>>>>>>>>> Authentication Package: MICROSOFT_AUTHENTICATION_PACKAGE_V1_0
>>>>>>>>> Logon Account: Administrator
>>>>>>>>> Source Workstation: EXCHANGESERVER
>>>>>>>>> Error Code: 0xc000006a
>>>>>>>>> -------------------------------------------------------------
>>>>>>>>> Log Name: Security
>>>>>>>>> Source: Microsoft-Windows-Security-Auditing
>>>>>>>>> Date: 10/26/2009 8:28:49 AM
>>>>>>>>> Event ID: 4776
>>>>>>>>> Task Category: Credential Validation
>>>>>>>>> Level: Information
>>>>>>>>> Keywords: Audit Failure
>>>>>>>>> User: N/A
>>>>>>>>> Computer: DC.domain.com
>>>>>>>>> Description:
>>>>>>>>> The domain controller attempted to validate the credentials for an
>>>>>>>>> account.
>>>>>>>>> Authentication Package: MICROSOFT_AUTHENTICATION_PACKAGE_V1_0
>>>>>>>>> Logon Account: administrator
>>>>>>>>> Source Workstation: ERPSERVER
>>>>>>>>> Error Code: 0xc000006a
>>>>>>>>> ------------------------------------------------------------
>>>>>>>>> Log Name: Security
>>>>>>>>> Source: Microsoft-Windows-Security-Auditing
>>>>>>>>> Date: 10/26/2009 8:28:49 AM
>>>>>>>>> Event ID: 4776
>>>>>>>>> Task Category: Credential Validation
>>>>>>>>> Level: Information
>>>>>>>>> Keywords: Audit Failure
>>>>>>>>> User: N/A
>>>>>>>>> Computer: DC.domain.com
>>>>>>>>> Description:
>>>>>>>>> The domain controller attempted to validate the credentials for an
>>>>>>>>> account.
>>>>>>>>> Authentication Package: MICROSOFT_AUTHENTICATION_PACKAGE_V1_0
>>>>>>>>> Logon Account: administrator
>>>>>>>>> Source Workstation: SYTEUTIL
>>>>>>>>> Error Code: 0xc000006a
>>>>>>>>> ------------------------------------------------------------
>>>>>>>>> Log Name: Security
>>>>>>>>> Source: Microsoft-Windows-Security-Auditing
>>>>>>>>> Date: 10/26/2009 8:27:01 AM
>>>>>>>>> Event ID: 4769
>>>>>>>>> Task Category: Kerberos Service Ticket Operations
>>>>>>>>> Level: Information
>>>>>>>>> Keywords: Audit Failure
>>>>>>>>> User: N/A
>>>>>>>>> Computer: DC.domain.com
>>>>>>>>> Description:
>>>>>>>>> A Kerberos service ticket was requested.
>>>>>>>>> Account Information:
>>>>>>>>> Account Name: DC$@DOMAIN.COM
>>>>>>>>> Account Domain: DOMAIN.COM
>>>>>>>>> Logon GUID: {00000000-0000-0000-0000-000000000000}
>>>>>>>>> Service Information:
>>>>>>>>> Service Name: krbtgt/DOMAIN.COM
>>>>>>>>> Service ID: NULL SID
>>>>>>>>> Network Information:
>>>>>>>>> Client Address: ::1
>>>>>>>>> Client Port: 0
>>>>>>>>> Additional Information:
>>>>>>>>> Ticket Options: 0x60810010
>>>>>>>>> Ticket Encryption Type: 0xffffffff
>>>>>>>>> Failure Code: 0xe
>>>>>>>>> Transited Services: -
>>>>>>>>> This event is generated every time access is requested to a
>>>>>>>>> resource
>>>>>>>>> such as a computer or a Windows service. The service name
>>>>>>>>> indicates
>>>>>>>>> the resource to which access was requested.
>>>>>>>>> This event can be correlated with Windows logon events by
>>>>>>>>> comparing
>>>>>>>>> the Logon GUID fields in each event. The logon event occurs on
>>>>>>>>> the
>>>>>>>>> machine that was accessed, which is often a different machine than
>>>>>>>>> the domain controller which issued the service ticket.
>>>>>>>>> Ticket options, encryption types, and failure codes are defined in
>>>>>>>>> RFC 4120.
>>>>>>>>>
>>>>
>>>>
>>>
>>>

>>
>>

>
>



 
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