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Program info

Estimated safety rating


smss.exe is a program which is probably NOT a virus or malware. So, if smss.exe is on your system, it is probably ok, and will NOT be a cause for concern. Even if your system is clean, it is still recommended to purchase a well-known antivirus with a good detection rate, in order to yourself your PC against threats.

Executable file path


The default name and folder where the program is stored is

MD5 hash of the executable file


The MD5 fingerprint for this program is 5f816c1f539266d2d4c78694239da0b5.

Is running as a service


This program is NOT a Windows service. This is good.

Belongs to the operating system


smss.exe appears to have something to do with Windows SFC (System File Checker) or Windows File Protection.

Is a 32 bit executable file


This application runs in 32-bit mode. It can not exploit the entire set of features of modern PC processors. This is quite normal because the publishers did not upgrade it to 64-bit code.

File description

 Windows NT Session Manager

The description written in the exe is Windows NT Session Manager.

File version

 5.1.2600.5512 (xpsp.080413-2111)

File version 5.1.2600.5512 (xpsp.080413-2111).


 Microsoft Corporation

Company name Microsoft Corporation.


 © Microsoft Corporation. All rights reserved.

Copyright notice © Microsoft Corporation. All rights reserved..

Digitally signed


smss.exe has a digital signature. Nowadays most serious programs are digitally signed.

Valid digital signature


The digital signature extracted from smss.exe verifies as ok. This is most likely a clean, ok program.

Certifier name

 Microsoft Windows Component Publisher

Digital certificate name: Microsoft Windows Component Publisher

Issuer name

 Microsoft Windows Verification Intermediate PCA

Certificate's issuer name: Microsoft Windows Verification Intermediate PCA

Can be uninstalled


This executable does NOT have a removal routine set up in registry.