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Bug Fix #4

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Bug Fix #4

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82fa1ec
Bug Fix
compuvin Nov 18, 2021
de26dff
CodeFactor Fix
compuvin Nov 18, 2021
b823097
Misc. Bugfixes
compuvin Nov 18, 2021
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11 changes: 7 additions & 4 deletions RemoveUsers.ps1
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Original file line number Diff line number Diff line change
Expand Up @@ -4,7 +4,7 @@ $SafeUsers = "Public", "Default", "Default.migrated", "juser" #User profiles to
#####

$UsersToRemove = Get-ChildItem "C:\Users" |? {$_.psiscontainer -and $_.lastwritetime -le (get-date).adddays(-$DaysBack)}
$UsersFromReg = Get-ChildItem "HKLM:\SOFTWARE\Microsoft\Windows NT\CurrentVersion\ProfileList" | Where-Object { (-not($_ -match 'S-1-5-18|S-1-5-19|S-1-5-20')) } #Users from registry, ignoring system accounts
$UsersFromReg = Get-ChildItem "HKLM:\SOFTWARE\Microsoft\Windows NT\CurrentVersion\ProfileList" | Where-Object { (-not($_ -match 'S-1-5-18|S-1-5-19|S-1-5-20')) } #Users from registry, ignoring system accounts
$Key = $UsersFromReg | Get-ItemProperty -name "ProfileImagePath"


Expand All @@ -19,7 +19,9 @@ Get-EventLog -LogName "Security" -InstanceId 4624 -ErrorAction "SilentlyContinue
$AccountName = $EventMessage.ReplacementStrings[5]
$LogonType = $EventMessage.ReplacementStrings[8]


# Make all usernames lowercase so they group properly in Inventory
$AccountName = $AccountName.ToLower()

# Look for events that contain local or remote logon events, while ignoring Windows service accounts
if ( ( $LogonType -in "2", "10" ) -and ( $AccountName -notmatch "^(DWM|UMFD)-\d" ) ) {

Expand All @@ -43,6 +45,7 @@ Get-EventLog -LogName "Security" -InstanceId 4624 -ErrorAction "SilentlyContinue
if (([DateTime]$EventMessage.TimeGenerated.ToString("yyyy-MM-dd")) -ge ([DateTime](get-date).adddays(-$DaysBack)))
{
$SafeUsers += $AccountName
Write-Output ($AccountName + ' added to SafeUsers')
}

}
Expand All @@ -54,12 +57,12 @@ Get-EventLog -LogName "Security" -InstanceId 4624 -ErrorAction "SilentlyContinue

foreach ($item in $UsersToRemove)
{
if ($SafeUsers.Contains($item.Name) -eq 0 -and (($item.Name).Split("." + ($env:USERDNSDomain).Split(".")[0])[0]).Length -gt 0 -and $SafeUsers.Contains(($item.Name).Split("." + ($env:USERDNSDomain).Split(".")[0])[0]) -eq 0)
if ($SafeUsers -contains $item.Name -eq 0 -and (($item.Name).Split("." + ($env:USERDNSDomain).Split(".")[0])[0]).Length -gt 0 -and $SafeUsers -Contains (($item.Name).Split("." + ($env:USERDNSDomain).Split(".")[0])[0]) -eq 0)
{
$Key | ForEach-Object {
If($_.ProfileImagePath.ToLower() -match $item.Name)
{
Write-Output $_.PSPath ' = ' $_.ProfileImagePath
Write-Output ($_.PSPath + ' = ' + $_.ProfileImagePath)
Remove-Item $_.PSPath -Recurse -Force
takeown /f $_.ProfileImagePath /a /r /d Y > null 2>&1
Remove-Item $_.ProfileImagePath -Recurse -Force
Expand Down