rundll32.exe
rundll32.exe
Process name: Microsoft Rundll32
Application using this process: Microsoft Windows Operating System
File location: C:\Windows\System32
Recommended: Check your system for rundll32.exe problems
What is rundll32.exe doing on my computer?
The rundll32.exe process is responsible for running DLLs and placing its libraries in the memory. The rundll32.exe process is known as a command line utility program, and it performs its embedded functions along with the rundll.exe file. Rundll32.exe works by invoking a function that is exported from a specific 16-bit or 32-bit DLL module. However the only DLLs that you can call with the rundll.exe and rundll32.exe files are the ones that are only specified to be accessed by these processes.
The rundll32.exe file operates by parsing the command line. The specified DLL is then loaded through the function LoadLibrary(). Afterwards, from the function , it gets the addresses through GetProcAddress(). The command line tail is passed when the is called. Next, the DLL is unloaded upon the return of . Finally, the rundll32.exe file exits.
rundll32.exe is a system process that is needed for your PC to work properly. It should not be removed.
The rundll32.exe is an executable file on your computer's hard drive. This file contains machine code. If you start the software Microsoft Windows Operating System on your PC, the commands contained in rundll32.exe will be executed on your PC. For this purpose, the file is loaded into the main memory (RAM) and runs there as a Microsoft Rundll32 process (also called a task).
Is rundll32.exe harmful?
This process is considered safe. It is unlikely to pose any harm to your system. The rundll32.exe file should be located in the folder C:\Windows\System32. Otherwise it could be a Trojan.
Can I stop or remove rundll32.exe?
Since rundll32.exe is a system process it should not be stopped. The process is required for your PC to work properly. Also the corresponding software Microsoft Windows Operating System should not be uninstalled.
Is rundll32.exe CPU intensive?
This process is considered to be CPU intensive. Without proper management, CPU intensive processes can manipulate system resources causing speed loss. Check the Microsoft Windows Operating System settings to see if you can turn off unneeded modules or services.
Why is rundll32.exe giving me errors?
System process issues are mainly a result of conflicting applications running on your PC. Consider uninstalling any applications you are not using. Then reboot your computer.
Why do I have multiple instances of rundll32.exe?
The system sometimes dedicates more resources to a specific task by generating multiple instances of one process. However this can also be a symptom of a virus or trojan infection. Make sure you always use an updated antivirus and run a full scan.rundll32.exe is known to have 2 other instances:
Backdoor.W32.Ranky
"rundll32.exe is a process registered as a backdoor vulnerability... read more »
W32.Miroot.Worm
rundll32.exe: This process along with Rundll allow a user... read more »
Browse process directory by name
Process Library is the unique and indispensable process listing database since 2004 Now counting 140,000 processes and 55,000 DLLs.