Author Topic: Avast reinstall itself  (Read 1538 times)

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Offline Sergio65

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Avast reinstall itself
« on: August 29, 2023, 08:08:13 PM »
Hi, we need to uninstall and remove Avast Business from a few devices but we're having problems with the antivirus reinstalling itself. It doesn't matter witch method we use, Avast autoinstall in a day or in a few days, we worked with Avast support but couldn't solve the issue.
And when it reinstall, it doesn't show on the Windows app list, we have to force install over with one of the policies installers

This is what we did.
-Used avastclear (safe mode and normal mode)
-Send the uninstall instruction from the panel hub
-Uninstalled directly from Windows
-Used revo uninstaller portable

In all scenerios we found some left over folders in
program files
program data
windows/temp

In the windows/temp folder we get lots of folders like this one MW-1d36bfe5-ac44-44ad-8eb8-fa16abfb967e, and every folder have the AVAST_Business_Agent_setup_offline.exe and msiwrapper.ini

The .ini has this content

[MSI Wrapper]
WrappedApplicationId=
InstallSuccessCodes=0
ElevateExecutable=Always
SetupFileName=C:\WINDOWS\TEMP\MW-4cbd372f-2dad-4cbb-a11a-7aec671dc9b5\AVAST_Business_Agent_setup_offline.exe
SetupParameters=
WorkingDir=
UILevel=2
Focus=no

We tried leaving the folders undisturbed or deleting them, with no avail

We found that the devices where we didn't uninstall Avast doesn't have the MW- folders. Only one uninstalled device doesn't have those folders and is one that before using any other tool, directly use revo unistaller no portable.

Those folders even appear in groups of 5 with times between 10' and 20'


Anyone experienced this? Is there any log that we can observe to detect from where the software is reinstalling?
« Last Edit: August 29, 2023, 08:10:27 PM by Sergio65 »

Offline GeorgeP

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Re: Avast reinstall itself
« Reply #1 on: November 15, 2023, 10:09:44 AM »
Hi Sergio65,

Are you using Barracuda Managed Workplace to deploy the software? I believe their app will have some automated reinstall when the client is detected as missing. Thank you