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How to remove the explorer virus

Most antivirus programs identify explorer.dll as malware, for instance Symantec identifies it as WS.Reputation.1 or Spyware.SCKeyLogger, and Kaspersky identifies it as Trojan.Win32.Cidox.ahjr or Trojan-Spy.Win32.SCKeyLog.at.
The free file information forum can help you find out how to remove it. If you know more about this file, please leave a comment or a hint for other users.

Click to Run a Free Virus Scan for the explorer.dll malware

Explorer.dll file information

The process known as Explorer Module appears to belong to software Explorer Module by unknown.

Description: Explorer.dll is not essential for Windows and will often cause problems. explorer.dll is located in the folder C:\Windows\System32. Known file sizes on Windows 7/XP are 15,360 bytes (38% of all occurrences), 81,920 bytes and 4 more variants. http://www.file.net/process/explorer.dll.html 
A .dll file (Dynamic Link Library) is a special type of Windows program containing functions that other programs can call. This .dll file can be injected to all running processes and can change or manipulate their behavior. The file is a file without information about the developer of this file. The program is not visible. The service has no detailed description. The file is not a Windows core file. The file is able to record keyboard inputs. Explorer.dll is able to record inputs. Therefore the technical security rating is 96% dangerous, however also read the users reviews.

Recommended: Identify explorer.dll related errors

If explorer.dll is located in the folder C:\Windows, the security rating is 64% dangerous. The file size is 13,312 bytes (66% of all occurrences) or 13,824 bytes. The file is a file without information about the developer of this file. The program is not visible. The file is an unknown file in the Windows folder. The file is able to change the behavior or monitor Internet Explorer. The file is not a Windows core file. explorer.dll seems to be a compressed file.

If explorer.dll is located in the "My Files" folder, the security rating is 94% dangerous. The file size is 69,632 bytes. The process has no file description. It can change the behavior of other programs or manipulate other programs. The program has no visible window. There is no detailed description of this service. The process starts when Windows starts (see Registry key: HKEY_LOCAL_MACHINE\Software\Microsoft\Windows NT\CurrentVersion\Windows\AppInit_DLLs). Explorer.dll is not a Windows system file.

Important: You should check the explorer.dll process on your PC to see if it is a threat. We recommend Security Task Manager for verifying your computer's security. This was one of the Top Download Picks of The Washington Post and PC World.


User Comments

File explorer.dll may be dropped to your computer by backdoor program named Backdoor.IRC.Ratsou.B, which is a Backdoor Trojan Horse that allows hackers to take full control over your computer.
  Alex Talmage   (further information)
its a key logger
  Thijs Kanters  
explorer.dll wird u.a. von AFX Rootkit 2k3 verwendet.
it can change the style of taskbar and start
  Vijay   (further information)

Rating chart

Summary: Average user rating of explorer.dll: based on 7 votes with 4 user comments.
One user thinks it's probably harmless. One user suspects danger. 5 users think explorer.dll is dangerous and recommend removing it.

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Explorer scanner

Security Task Manager shows all running Windows tasks including embedded hidden functions (e.g. keyboard or browser monitoring, autostart entry). A unique security risk rating indicates the likelihood of the process being potential spyware, malware, keylogger or a Trojan.

Malwarebytes Anti-Malware detects and removes sleeping spyware, adware, trojans, keyloggers, malware and tracking threats from your hard disk. Ideal supplement to Security Task Manager.

SpeedUpMyPC scans, cleans, repairs and optimizes your computer.

Other processes

explorer.dll [all]