What is mrtstub.exe?

mrtstub.exe is part of Malicious Software Removal Tool Update Stub and developed by Microsoft Corporation according to the mrtstub.exe version information.

mrtstub.exe's description is "Malicious Software Removal Tool Update Stub"

mrtstub.exe is digitally signed by Microsoft Corporation.

mrtstub.exe is usually located in the 'c:\299e0a492c46773f242a\' folder.

Some of the anti-virus scanners at VirusTotal detected mrtstub.exe.

If you have additional information about the file, please share it with the FreeFixer users by posting a comment at the bottom of this page.

Vendor and version information [?]

The following is the available information on mrtstub.exe:

Product nameMalicious Software Removal Tool Update Stub
Company nameMicrosoft Corporation
File descriptionMalicious Software Removal Tool Update Stub
Internal nameMRTStub
Original filenameMRTStub.exe
Legal copyright© Microsoft Corporation. All rights reserved.
Product version3.7.3702.0
File version3.7.3702.0

Here's a screenshot of the file properties when displayed by Windows Explorer:

Product nameMalicious Software Removal Tool Upda..
Company nameMicrosoft Corporation
File descriptionMalicious Software Removal Tool Upda..
Internal nameMRTStub
Original filenameMRTStub.exe
Legal copyright© Microsoft Corporation. All right..
Product version3.7.3702.0
File version3.7.3702.0

Digital signatures [?]

mrtstub.exe has a valid digital signature.

Signer nameMicrosoft Corporation
Certificate issuer nameMicrosoft Code Signing PCA
Certificate serial number6101cf3e00000000000f

VirusTotal report

1 of the 49 anti-virus programs at VirusTotal detected the mrtstub.exe file. That's a 2% detection rate.

ScannerDetection Name
CMC Packed.Win32.Hrup.1!O
1 of the 49 anti-virus programs detected the mrtstub.exe file.

Other files also named mrtstub.exe

mrtstub.exe (4 votes)

Hashes [?]


Error Messages

These are some of the error messages that can appear related to mrtstub.exe:

mrtstub.exe has encountered a problem and needs to close. We are sorry for the inconvenience.

mrtstub.exe - Application Error. The instruction at "0xXXXXXXXX" referenced memory at "0xXXXXXXXX". The memory could not be "read/written". Click on OK to terminate the program.

Malicious Software Removal Tool Update Stub has stopped working.

End Program - mrtstub.exe. This program is not responding.

mrtstub.exe is not a valid Win32 application.

mrtstub.exe - Application Error. The application failed to initialize properly (0xXXXXXXXX). Click OK to terminate the application.

What will you do with mrtstub.exe?

To help other users, please let us know what you will do with mrtstub.exe:

What did other users do?

The poll result listed below shows what users chose to do with mrtstub.exe. 100% have voted for removal. Based on votes from 1 user.

Keep0 %
Remove100 %

NOTE: Please do not use this poll as the only source of input to determine what you will do with mrtstub.exe. Only 1 user has voted so far so it does not offer a high degree of confidence.

Malware or legitimate?

If you feel that you need more information to determine if your should keep this file or remove it, please read this guide.

Please select the option that best describe your thoughts on the information provided on this web page

Free online surveys

And now some shameless self promotion ;)

A screenshot of FreeFixer's scan result.Hi, my name is Roger Karlsson. I've been running this website since 2006. I want to let you know about the FreeFixer program. FreeFixer is a freeware tool that analyzes your system and let you manually identify unwanted programs. Once you've identified some malware files, FreeFixer is pretty good at removing them. You can download FreeFixer here. It runs on Windows 2000/XP/2003/2008/2016/2019/Vista/7/8/8.1/10. Supports both 32- and 64-bit Windows.

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Please share with the other users what you think about this file. What does this file do? Is it legitimate or something that your computer is better without? Do you know how it was installed on your system? Did you install it yourself or did it come bundled with some other software? Is it running smoothly or do you get some error message? Any information that will help to document this file is welcome. Thank you for your contributions.

I'm reading all new comments so don't hesitate to post a question about the file. If I don't have the answer perhaps another user can help you.

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