What is explorer.exe?

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Click here to run a free scan on explorer.exe errors.

The table below includes any processes that may be associated with explorer.exe, from which further information can be found by clicking on the process title. The icon beside the information can be used to quickly determine if this is a safe file in combination with the key below:


This file is normally safe to leave running.	In most cases, this file is not required to run on startup and can be run manually.	Warning, this file may be a virus, spyware, resource hog and running it is not recommended.	This file may or may not be necessary to load on startup, depending on your circumstances.	No information is available for this item.

explorer.exe Processes:

File Type	Process Name and Information
	456655 Added by the BIFROSE-DE TROJAN! Note - the legitimate Windows Explorer (explorer.exe) is located in the Windows or Winnt folder and would not normally appear in Msconfig/Startup unless you added it manually! This one is located in the System folder
	ccreg Added by the ZCREW TROJAN! Note - the legitimate Windows Explorer (explorer.exe) is located in the Windows or Winnt folder and would not normally appear in Msconfig/Startup unless you added it manually! This one is located in the System subfolder
	Explore Added by the IRC.FLOOD.G TROJAN! Note - the legitimate Windows Explorer (explorer.exe) is located in the Windows or Winnt folder and would not normally appear in Msconfig/Startup unless you added it manually!
	explorer Starts Windows Explorer. Unless this has been manually added to startups or added by another program it could be a virus such as PE_BISTRO or DVLDR or MYDOOM.C. Note that it is also not the explorer.exe task/service you'll see when via CTRL+ALT+DEL
	explorer Added by the KEYLOG-AK TROJAN! Note - the legitimate Windows Explorer (explorer.exe) is located in the Windows or Winnt folder and would not normally appear in Msconfig/Startup unless you added it manually! This one is located in a "service" subfolder of the System folder
	EXPLORER Added by the NETHIEF-P TROJAN! Note - the legitimate Windows Explorer (explorer.exe) is located in the Windows or Winnt folder and would not normally appear in Msconfig/Startup unless you added it manually! This one is located in a "SHELLEXT" subfolder of the System folder
	explorer Added by the BLOCKEY-A TROJAN! Note - the legitimate Windows Explorer (explorer.exe) is located in the Windows or Winnt folder and would not normally appear in Msconfig/Startup unless you added it manually! This one is located in a "config" subfolder of the System folder
	Explorer lptt01 RapidBlaster variant (in a "explorer" folder in Program Files). Recommended you use RapidBlaster Killer to uninstall - see here.Note - this is not the legitimate Windows Explorer (explorer.exe) which would not normally appear in Msconfig/Startup unless you added it manually!
	Explorer ml097e RapidBlaster variant (in a "explorer" folder in Program Files). Recommended you use RapidBlaster Killer to uninstall - see here.Note - this is not the legitimate Windows Explorer (explorer.exe) which would not normally appear in Msconfig/Startup unless you added it manually!
	explorer.exe Added by the AGENT-EW or PWS-CY TROJANS! Note - the legitimate Windows Explorer (explorer.exe) is located in the Windows or Winnt folder and would not normally appear in Msconfig/Startup unless you added it manually! This one is located in the System (9x/Me) or System32 (NT/2K/XP) folder
	explorer.exe Added by the DELF-ACL TROJAN! Note - the legitimate Windows Explorer (explorer.exe) is located in the Windows or Winnt folder and would not normally appear in Msconfig/Startup unless you added it manually! This one is located in the Program Files folder
	Explorer6.1.EXE Added by the MYDOOM.B WORM!
	IE configure Added by the LINEAGE-C TROJAN! Note - this is not the legitimate Windows Explorer (explorer.exe) which would not normally appear in Msconfig/Startup unless you added it manually!
	Iexplorer Added by the ZAPCHAS-AC TROJAN! Note - the legitimate Windows Explorer (explorer.exe) is located in the Windows or Winnt folder and would not normally appear in Msconfig/Startup unless you added it manually! This one is located in the System folder
	klp ComSurveilSys keystroke logger/monitoring program - remove unless you installed it yourself! Note - the legitimate Windows Explorer (explorer.exe) is located in the Windows or Winnt folder and would not normally appear in Msconfig/Startup unless you added it manually! This one is found in a SystemPALCSS subfolder
	load Added by the LINEAGE-OZ TROJAN! Note - the legitimate Windows Explorer (explorer.exe) is located in the Windows or Winnt folder and would not normally appear in Msconfig/Startup unless you added it manually! This one is located in the System (9x/Me) or System32 (NT/2K/XP) folder
	Loadab1 Added by the LINEAGE-AJ TROJAN! Note - the legitimate Windows Explorer (explorer.exe) is located in the Windows or Winnt folder and would not normally appear in Msconfig/Startup unless you added it manually! This one is located in the Program Files folder
	loadMecq0 Added by the MUMUBOY.C TROJAN! Note - the legitimate Windows Explorer (explorer.exe) is located in the Windows or Winnt folder and would not normally appear in Msconfig/Startup unless you added it manually! This one is located in the Program Files folder
	loadMect1 Added by the LINEAGE-L TROJAN! Note - the legitimate Windows Explorer (explorer.exe) is located in the Windows or Winnt folder and would not normally appear in Msconfig/Startup unless you added it manually! This one is located in the Program Files folder
	MicroCQ0 Added by the LINEAGE-AK TROJAN! Note - the legitimate Windows Explorer (explorer.exe) is located in the Windows or Winnt folder and would not normally appear in Msconfig/Startup unless you added it manually! This one is located in the Program Files folder
	Microsoft Automatic Updater Added by the RBOT-SG WORM! Note - the legitimate Windows Explorer (explorer.exe) is located in the Windows or Winnt folder and would not normally appear in Msconfig/Startup unless you added it manually! This one is located in the System32 subfolder
	Microsoft Explorer Added by the POEBOT-LY WORM! Note - the legitimate Windows Explorer (explorer.exe) is located in the Windows or Winnt folder and would not normally appear in Msconfig/Startup unless you added it manually! This one is located in the System (9x/Me) or System32 (NT/2K/XP) folder
	Microsoft Synchronization Manager Added by the SDBOT-AEA WORM! Note - the legitimate Windows Explorer (explorer.exe) is located in the Windows or Winnt folder and would only be in startups if you added it manually. This one is located in the System (9x/Me) or System32 (NT/2K/XP) folder
	Microsoft Update 32 Added by the RBOT-ARF WORM! Note - the legitimate Windows Explorer (explorer.exe) is located in the Windows or Winnt folder and would not normally appear in Msconfig/Startup unless you added it manually! This one is located in the System (9x/Me) or System32 (NT/2K/XP) folder
	MMB2 Added by an unidentified WORM or TROJAN! Note - the legitimate Windows Explorer (explorer.exe) is located in the Windows or Winnt folder and would not normally appear in Msconfig/Startup unless you added it manually! This one is located in the System (9x/Me) or System32 (NT/2K/XP) folder
	MsAudio Added by the LEGMIR-BY TROJAN! Note - the legitimate Windows Explorer (explorer.exe) is located in the Windows or Winnt folder and would not normally appear in Msconfig/Startup unless you added it manually! This one is located in the System (9x/Me) or System32 (NT/2K/XP) folder
	Shell Added by the GP TROJAN! Note - the legitimate Windows Explorer (explorer.exe) is located in the Windows or Winnt folder and would not normally appear in Msconfig/Startup unless you added it manually! This one is located in the System subfolder
	Shell Added by the ZLOB TROJAN! Note - the legitimate Windows Explorer (explorer.exe) is located in the Windows or Winnt folder and would not normally appear in Msconfig/Startup unless you added it manually! This one is located in the System (9x/Me) or System32 (NT/2K/XP) folder
	Shell Added by the DOYORG TROJAN! Note - this is not the legitimate svchost.exe process which is always located in the System (9x/Me) or System32 (NT/2K/XP) folder and should not normally figure in Msconfig/Startup! This file is found in the Winnt or Windows folder
	shell Added by the KAKKEYS TROJAN! Note - the legitimate Windows Explorer (explorer.exe) is located in the Windows or Winnt folder and would not normally appear in Msconfig/Startup unless you added it manually! This one is located in the System32 subfolder
	Shell Added by the AGENT-FD TROJAN!
	smsys Added by the CLICKER-C TROJAN! Note - the legitimate Windows Explorer (explorer.exe) is located in the Windows or Winnt folder and would not normally appear in Msconfig/Startup unless you added it manually! This one is located in a "Template" subfolder
	startkey Added by the MLD TROJAN! Note - the legitimate Windows Explorer (explorer.exe) is located in the Windows or Winnt folder and would not normally appear in Msconfig/Startup unless you added it manually! This one is located in the System subfolder
	Sustem Added by an unidentified VIRUS, WORM or TROJAN! Note - this is not the legitimate Windows Explorer (explorer.exe) which would not normally appear in Msconfig/Startup unless you added it manually!
	SustemUpdate Added by an unidentified VIRUS, WORM or TROJAN! Note - this is not the legitimate Windows Explorer (explorer.exe) which would not normally appear in Msconfig/Startup unless you added it manually!
	sysMett1 Added by the LEGMIR-Y TROJAN! Note - the legitimate Windows Explorer (explorer.exe) is located in the Windows or Winnt folder and would not normally appear in Msconfig/Startup unless you added it manually! This one is located in the Program Files folder
	system Added by the GRAYBIRD TROJAN! Note - the legitimate Windows Explorer (explorer.exe) is located in the Windows or Winnt folder and would not normally appear in Msconfig/Startup unless you added it manually! This one is located in the System (9x/Me) or System32 (NT/2K/XP) folder
	System Update2 Added by the AUTOTROJ-C TROJAN! Note - the legitimate Windows Explorer (explorer.exe) is located in the Windows or Winnt folder and would not normally appear in Msconfig/Startup unless you added it manually! This one is located in the System (9x/Me) or System32 (NT/2K/XP) folder
	sys_Runtt1 Added by the LINEAGE-M TROJAN! Note - the legitimate Windows Explorer (explorer.exe) is located in the Windows or Winnt folder and would not normally appear in Msconfig/Startup unless you added it manually! This one is located in the Program Files folder
	taskmgr Added by the ZAPCHAS-AC TROJAN! Note - the legitimate Windows Explorer (explorer.exe) is located in the Windows or Winnt folder and would not normally appear in Msconfig/Startup unless you added it manually! This one is located in the System folder
	Windows Added by the POEBOT-J WORM! Note - the legitimate Windows Explorer (explorer.exe) is located in the Windows or Winnt folder and would not normally appear in Msconfig/Startup unless you added it manually! This one is located in the System (9x/Me) or System32 (NT/2K/XP) folder
	Windows Explorer Added by the POEBOT-J WORM! Note - the legitimate Windows Explorer (explorer.exe) is located in the Windows or Winnt folder and would not normally appear in Msconfig/Startup unless you added it manually! This one is located in the System (9x/Me) or System32 (NT/2K/XP) folder
	Windows Explorer.exe Added by the FALTER-A TROJAN!
	Windows Services Added by the SDBOT-WT WORM! Note - the legitimate Windows Explorer (explorer.exe) is located in the Windows or Winnt folder and would not normally appear in Msconfig/Startup unless you added it manually! This one is located in the System32 subfolder
	Windows System32 Added by the OPANKI-V WORM! Note - the legitimate Windows Explorer (explorer.exe) is located in the Windows or Winnt folder and would not normally appear in Msconfig/Startup unless you added it manually!
	Windowz Update V2.0 Added by the YODO WORM! Note - the legitimate Windows Explorer (explorer.exe) is located in the Windows or Winnt folder and would not normally appear in Msconfig/Startup unless you added it manually! This one is located in the System32 subfolder
	Winlogon Shell Added by the KIPIS.M WORM! Note - the legitimate Windows Explorer (explorer.exe) is located in the Windows or Winnt folder and would not normally appear in Msconfig/Startup unless you added it manually! This one is located in System1032 or System321032 subfolders
	WinUPD32 Added by an unidentified VIRUS, WORM or TROJAN! Note - this is not the legitimate Windows Explorer (explorer.exe) which would not normally appear in Msconfig/Startup unless you added it manually!
	winupdateconn_ Added by the COMBRA-B WORM! Note - the legitimate Windows Explorer (explorer.exe) is located in the Windows or Winnt folder and would not normally appear in Msconfig/Startup unless you added it manually! This one is located in the System (9x/Me) or System32 (NT/2K/XP) folder
	WksSVC Added by the MYTOB-BW WORM! Note - the legitimate Windows Explorer (explorer.exe) is located in the Windows or Winnt folder and would not normally appear in Msconfig/Startup unless you added it manually! This one is located in the System (9x/Me) or System32 (NT/2K/XP) folder
	[random number] Added by the KEYLOG-AN TROJAN! Note - the legitimate Windows Explorer (explorer.exe) is located in the Windows or Winnt folder and would not normally appear in Msconfig/Startup unless you added it manually! This one copies it's self under 9 additional file names in the System (9x/Me) or System32 (NT/2K/XP) folder

File Name Search:

[#] [A] [B] [C] [D] [E] [F] [G] [H] [I] [J] [K] [L] [M] [N] [O] [P] [Q] [R] [S] [T] [U] [V] [W] [X] [Y] [Z]

Process Name Search:

[#] [A] [B] [C] [D] [E] [F] [G] [H] [I] [J] [K] [L] [M] [N] [O] [P] [Q] [R] [S] [T] [U] [V] [W] [X] [Y] [Z]