What is the "mpsigstub.exe" ?

Our database contains 46 different files for filename mpsigstub.exe . You can also check most distributed file variants with name mpsigstub.exe. This files most often belongs to product Microsoft Malware Protection. and were most often developed by company Microsoft Corporation. This files most often have description Microsoft Malware Protection Signature Update Stub. Agregate rating is 5(5) stars - based on 4 reviews.This is executable file. You can find it running in Task Manager as the process mpsigstub.exe.

This file is part of the Microsoft Malware Protection application - the security application serving as an antivirus and anti-malware protection from Microsoft. This executable serves as a Signature Update Stub - a stub exists basically to attach something to a program by creating a consistent place for the application modules to call. In this case, it's probably used to provide a set of hooks into code embedded within the definitions files that might change regularly. 

- check more info on the Windows answers page on http://answers.microsoft.com/en-us/protect/forum/mse-protect_start/windows-update-doesnt-work-since-mse-upgrade/d1c601fd-0476-43a2-99d7-040fe965fe49

- for the Microsoft Malware Protection application check the https://www.microsoft.com/security/portal/

mpsigstub.exe Process

File details of most used file with name "mpsigstub.exe"

Product:
Microsoft Malware Protection
Company:
Microsoft Corporation
Description:
Microsoft Malware Protection Signature Update Stub
Version:
11.1.3927.0
MD5:
d11dbd089af8b0ee3a5af739c8ba9189
SHA1:
eb02e84da58bb9cbd169974f681e52c3769a4613
SHA256:
d482cd6124c610707fc67b4335f309e256365161e5e885aed46752b68000c2a0
Size:
237072
Directory:
C:\Windows\System32\ 
Operating System:
Windows Vista
Occurence:
High oc2
Digital Signature:
Microsoft Corporation

Is the Process "mpsigstub.exe" Safe or Threat ?

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100% of reviewed files are marked as Safe .
Latest new variant of the file with name "mpsigstub.exe" was discovered 4039 days ago. Our database contains 14 variants of the file "mpsigstub.exe" with final rating Safe and zero variants with final rating Threat . Final ratings are based on file reviews, discovered date, users occurence and antivirus scan results.

User Reviews of the "mpsigstub.exe"

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Reviews for all files with name "mpsigstub.exe"