PowerShell/scripts/scan-folder.ps1
2024-11-08 09:01:49 +01:00

48 lines
1.5 KiB
PowerShell

<#
.SYNOPSIS
Scans a directory tree for malware
.DESCRIPTION
This PowerShell script scans a directory tree for malware. Requires the installation of ESET or Windows Defender.
.PARAMETER path
Specifies the file path to the folder (default is working directory).
.EXAMPLE
PS> ./scan-folder.ps1 C:\Windows
⏳ Scanning 📂C:\Windows with ESET Antivirus...
...
.LINK
https://github.com/fleschutz/PowerShell
.NOTES
Author: Markus Fleschutz | License: CC0
#>
param([string]$path = "$PWD")
try {
$stopWatch = [system.diagnostics.stopwatch]::startNew()
if (-not(Test-Path $path -pathType container)) { throw "Invalid file path: $path" }
$path = Resolve-Path $path
if (Test-Path "C:\Program Files\ESET\ESET Security\ecls.exe" -pathType leaf) {
"⏳ Scanning 📂$path with ESET Antivirus..."
& "C:\Program Files\ESET\ESET Security\ecls.exe" $path
if ($lastExitCode -ne 0) { throw "ESET Antivirus failed with exit code $lastExitCode - POTENTIAL DANGER!!!" }
} elseif (Test-Path "C:\Program Files\Windows Defender\MpCmdRun.exe" -pathType leaf) {
"⏳ Scanning 📂$path with Windows Defender..."
& "C:\Program Files\Windows Defender\MpCmdRun.exe" -Scan -ScanType 2 -File $path
if ($lastExitCode -ne 0) { throw "Windows Defender failed with exit code $lastExitCode - POTENTIAL DANGER !!!" }
} else {
throw "Found no ESET or Windows Defender - please install one."
}
[int]$elapsed = $stopWatch.Elapsed.TotalSeconds
"✅ Scanned 📂$path in $($elapsed)s: No malware found."
exit 0 # success
} catch {
"⚠️ Error: $($Error[0])"
exit 1
}