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March 6, 2022 06:53
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Allow all blocked apps to Windows Defender's Controlled folder access (interactively)
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$appEvents = Get-WinEvent -LogName "Microsoft-Windows-Windows Defender/Operational" | | |
Where-Object {$_.Id -eq "1123"} | |
$allBlockedProcesses = ( | |
$appEvents | | |
ForEach-Object { | |
(([xml]$_.ToXml()).Event.EventData.Data | | |
Where-Object { | |
$_.Name -eq "Process Name" | |
}).'#text' | |
} | | |
Sort-Object -Unique | |
) | |
$currentWhiteList = (Get-MpPreference).ControlledFolderAccessAllowedApplications | |
if ($allBlockedProcesses -eq $null) { | |
Write-Host -ForegroundColor Red "No Processes have been filtered" | |
exit 3 | |
} | |
if ($currentWhiteList -eq $null) { | |
$newProcesses = $allBlockedProcesses | |
} | |
else { | |
$newProcesses = Compare-Object ` | |
-ReferenceObject $allBlockedProcesses ` | |
-DifferenceObject $currentWhiteList | | |
Where-Object { | |
$_.SideIndicator -eq '<=' | |
} | | |
Select-Object -ExpandProperty InputObject | |
} | |
if ($newProcesses -eq $null) { | |
Write-Host -ForegroundColor Green "All processes have already been added" | |
exit 0 | |
} | |
$newProcesses | | |
Out-GridView -PassThru | | |
ForEach-Object { | |
Add-MpPreference -ControlledFolderAccessAllowedApplications $_ | |
} |
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On my PC the id for the events changed from 1123 to 1127