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10 changes: 10 additions & 0 deletions LyncSniper.ps1
Original file line number Diff line number Diff line change
Expand Up @@ -120,6 +120,7 @@ function Invoke-LyncSpray

$Usernames = Get-Content $UserList
$Username = $Usernames[0]
$InvalidUsernames = [System.Collections.ArrayList]@()
if (-Not $AutoDiscoverURL)
{
Write-host "[*] No AutoDiscoverURL provided, attempting to discover"
Expand Down Expand Up @@ -188,6 +189,14 @@ function Invoke-LyncSpray
Start-Sleep -Milliseconds $Delay
}
}
if($Office365 -And ($InvalidUsernames.Count -gt 0))
{
$OutputDir = Split-Path $UserList
$OutputFile = [System.IO.Path]::GetFileNameWithoutExtension($UserList)
$OutputFullPath = "${OutputDir}\${OutputFile}_validusers.txt"
Write-Host -Foreground Yellow "[*] Saving valid usernames to $OutputFullPath."
$ValidUsernames = $Usernames | Where {$InvalidUsernames -NotContains $_} > $OutputFullPath
}
}

function Invoke-LyncBrute
Expand Down Expand Up @@ -512,6 +521,7 @@ function Invoke-AuthenticateO365
else
{
Write-Verbose "[*] Authentication failed: $($Username):$($Password). Username does not exist."
$InvalidUsernames.Add($Username) | Out-Null
}

} catch {
Expand Down