Support Forum Articles File Help Startup DB Tips Service DB Hijack This! Analyzer


HijackThis automated log analyzer! Submit a log and you will receive ALL the information we have in our DB's on everything on your system INSTANTLY!


Click here to scan for csrss.exe Related Errors and Optimize PC performance

What is it?
csrss.exe - Client/Server Runtime Server Subsystem

What does it do?
This is the user-mode portion of the Win32 subsystem (with Win32.sys being the kernel-mode portion). Csrss stands for client/server run-time subsystem and is an essential subsystem that must be running at all times. Csrss is responsible for console windows, creating and/or deleting threads, and some parts of the 16-bit virtual MS-DOS environment.

You will not be able to end this through task manager!

More info

Virus Precaution:

The csrss.exe which is from Microsoft is located in the %Windows/System32/csrss.exe folder.
There have been quite a few different viruses that masquerade as this file. If you find it in a location like C:\DOCUME~1\Home\LOCALS~1\Temp\csrss.exe you will probably need to run combofix to clear this.

Nimda.E - Symantec Corporation

Fix csrss.exe Errors: Free Scan

Recommended: Free PC Speed Test - what is slowing down your PC?

csrss.exe is a Windows System File and should be in a system directory. If it is then this application is safe.

Too many connections
Startup DB Entries: