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What is Microstub.exe?

Microstub.exe is part of Avast MicroInstaller and developed by AVAST Software according to the Microstub.exe version information.

Microstub.exe's description is "Avast Antivirus Installer"

Microstub.exe is usually located in the 'c:\users\%USERNAME%\appdata\local\temp\{_av_312d9252-c71c-4c84-b171-f4ad46e22098}\' folder.

None of the anti-virus scanners at VirusTotal reports anything malicious about Microstub.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 [?]

Product nameAvast MicroInstaller
Company nameAVAST Software
File descriptionAvast Antivirus Installer
Internal namemicrostub
Original filenamemicrostub.exe
Legal copyrightCopyright (c) 2018 AVAST Software
Product version18.3.260.0
File version18.3.260.0

The following is the available information on Microstub.exe:

PropertyValue
Product nameAvast MicroInstaller
Company nameAVAST Software
File descriptionAvast Antivirus Installer
Internal namemicrostub
Original filenamemicrostub.exe
Legal copyrightCopyright (c) 2018 AVAST Software
Product version18.3.260.0
File version18.3.260.0

Digital signatures [?]

Microstub.exe is not signed.

VirusTotal report

None of the 68 anti-virus programs at VirusTotal detected the Microstub.exe file.

None of the 68 anti-virus programs detected the Microstub.exe file.

Hashes [?]

PropertyValue
MD5ad878e5ad425318e1c491824e892dabb
SHA256056567c81cc0971b9dfae33114be5921aba2b1718c98006121063a03ad1c70dc

Error Messages

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

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

microstub.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.

Avast Antivirus Installer has stopped working.

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

microstub.exe is not a valid Win32 application.

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

What will you do with Microstub.exe?

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



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


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And now some shameless self promotion ;)

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Comments

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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