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How to remove an Rundll32.dll error


Rundll32.dll is a Windows DLL file. DLL is the abbreviation for Dynamic Link Library. DLL files are needed by programs or web browser extensions, because they contain program code, data, and resources. The following information can help you determine if Rundll32.dll belonging to the Windows system or an application you can trust.

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Rundll32.dll file information

The process known as Application belongs to software Microsoft by Microsoft (www.microsoft.com).

Description: Rundll32.dll is located in the folder C:\Windows\System32. The file size on Windows 7/XP is 81,920 bytes. http://www.file.net/process/rundll32.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. There is no file information. The program has no visible window. There is no detailed description of this service. It can change the behavior of other programs or manipulate other programs. The file is not a Windows core file. Therefore the technical security rating is 82% dangerous, however also read the users reviews.

Recommended: Identify Rundll32.dll related errors

If Rundll32.dll is located in a subfolder of C:\, the security rating is 74% dangerous. The file size is 41,984 bytes. There is no information about the author of the file. The program is not visible. The file is not a Windows system file. The process listens for or sends data on open ports to a LAN or the Internet.

If Rundll32.dll is located in a subfolder of "C:\Program Files", the security rating is 66% dangerous. The file size is 23,552 bytes. The program is not visible. There is no detailed description of this service. It can change the behavior of other programs or manipulate other programs. The file is not a Windows core file.

If Rundll32.dll is located in a subfolder of "C:\Documents and Settings", the security rating is 36% dangerous. The file size is 14,848 bytes.

Important: Some malware also uses the file name Rundll32.dll, for example Hacktool or Trojan Horse (detected by Symantec), and Tool:Win32/SqlCrack or Trojan:Win32/Opachki.A (detected by Microsoft). Therefore, you should check the Rundll32.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.



Score

User Comments

rundll32.dll is malware that camouflage itself as windows file rundll32.exe
  Ann   (further information)
rundll32 wird u.a. für das manuelle starten von .dll dateien gebraucht
  fritzfriederich  
windows media player run on this dll
  H  

Summary: Average user rating of Rundll32.dll: based on 3 votes with 3 reviews.
One user thinks Rundll32.dll is essential for Windows or an installed application. One user thinks it's probably harmless. One user thinks Rundll32.dll is dangerous and recommend removing it. One user is not sure about it.


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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.

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