What is smss.exe in Windows?

efimsofer December 10, 2010

The file smss.exe in Windows, what is it and what is it doing?

  1. Anonymous
    December 11, 2010 at 9:55 am

    smss.exe (smss is Session Management Subsystem)
    can be infected ()C:WINDOWSsmss.exe) with virus Backdoor.Trojan

    upload to virus total

    Also do a scan with clamwin

    try also Windows Optimum
    Windows Optimum is a tool for

    •Stop any type of program or service in your system.
    •Remove keys or values from of started applications in the registry or other parameters.
    •Delete keys and values in the registry even if access is not permitted, even if you're not the administrator.
    •Remove any file in your computer, even the file is in use. If the file deletion is impossible, the file will be deleted when you restart the system even if Windows Optimum is not running.
    •Cancel, or establish restrictions on Windows' Policies.
    •Manage Windows Services.

  2. Tina
    December 10, 2010 at 6:00 pm


    this is a Google question. SMSS.exe is a Windows process called Session Manager SubSystem. More information here: http://www.tech-faq.com/smss-exe.html

    If the file is located anywhere other than the C:WindowsSystem32 folder, then it might be malware.