csrss.exe is a program which is most likely NOT a virus or malware. So, if csrss.exe is on your laptop or desktop computer, it is most likely ok, and will NOT cause problems. Even if your PC is clean, it is still recommended to use a good antivirus with a good detection rate, in order to yourself yourself against viruses and malware.
This application is usually found on disk in C:\WINDOWS\system32\csrss.exe.
The MD5 checksum for this executable is 51d45d1d5835e6aa926ad71dc9309bfc.
This program does NOT run as a Windows service. This is usually a good sign.
csrss.exe appears to use the functions of Windows SFC (System File Checker) or Windows File Protection.
This program runs in 32-bit mode. It can not exploit the entire power of modern computer CPUs. This is quite normal because the authors did not upgrade it to use the x64 instruction set.
The description present in the file is Client Server Runtime Process.
File version stored as a property 5.1.2600.0 (xpclient.010817-1148).
Publisher Microsoft Corporation.
Legal copyright notice © Microsoft Corporation. All rights reserved..
csrss.exe appears to have visible windows. This is good because it doesn't operate in some kind of stealth mode. Its activity is clearly shown to you.
csrss.exe has a digital signature. Nowadays most virus-free software applications are digitally signed.
The digital signature attached to csrss.exe checks out perfectly. This is excellent.
Digitally signed by: Microsoft Windows XP Publisher (Europe)
Certificate's issuer name: Microsoft Windows Verification Intermediate PCA
This application does NOT have an uninstall command stored in registry.