What is csrss.exe?

Full name of csrss.exe this Computer Server Runtime Server Subsystems and is a system process essential for the functioning of operating systems Windows. This function controls the graphical and console Win32 (Win32 window of text is simple - can be used by programs that do not need to display images - from Windows API). Ending this process inevitably leads to the appearance Blue ScreenSite.

Mobile devices such as laptops or netbooks csrss.exe depends directly on power management (Implemented in sisitem under option Control Panel).

Location csrss.exe should always (and only!) C: /Windows/ System32. If its location is different, definitely it is a trojan (Trojan. W32.Sober) Or virus (), Which allows remote attackers to log in to your PC (s) you and steal (or borrow ...: P) passwords, personal information about bank accounts. It is therefore recommended a full system scan as soon as you notice anything unusual, such as Those two instances of this process running at the same time.


  • If multiple instances of csrss.exe running at the same time, then keep in mind that only one is legitimate only!
  • most times, compared to processes csrss.exe illegal, the legitimate consuming% of CPU (graphic hardware acceleration)