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.
Termination of csrss.exe may cause the blue crash as this file/process is critical to the system.
Csrss.exe controls win32 console window and threading features. It can split itself into multiple tasts running on the system. This is normal process, but if you see several csrss on the task window, it might be a signal, that your system mught be infected.
What happens if I will delete Csrss.exe?
csrss.exe is essential system component. It can not be removed or stopped. System will not work properly without this process.
csrss.exe is a system process, it is a safe file and does not pose any threat.
Warning! The filename Csrss.exe is widely explioted by various viruses. THere many look alike filenames which are really malicious. If you see similar process with some typing erros, then your PC is infected with viruses. The most common malicious processes are: csrsc.exe, csrs.exe, csrsses.exe, csrssc.exe, csrse.exe. Csrss.exe name is widely used by various keyloggers.
File csrss.exe is related to keylogger Win-Spy.
File csrss.exe is related to keylogger Employee Watcher.
File csrss.exe is related to keylogger ICE Remote Spy.
File csrss.exe is related to keylogger Is My Mate Cheating Online.
File csrss.exe is related to keylogger Key Logger Buddy Pro.
File csrss.exe is related to keylogger KidWatcher.
File csrss.exe is related to keylogger Spy Software 4 Parents.
File csrss.exe is related to worm W32.Backdoor.Sokacaps.