title: Malicious PowerShell Commandlets
id: 89819aa4-bbd6-46bc-88ec-c7f7fe30efa6
status: experimental
description: Detects Commandlet names from well-known PowerShell exploitation frameworks
references:
    - https://adsecurity.org/?p=2921
tags:
    - attack.execution
    - attack.t1059.001
author: Sean Metcalf (source), Florian Roth (rule), Bartlomiej Czyz @bczyz1 (update), oscd.community (update)
date: 2017/03/05
modified: 2021/11/29
logsource:
    product: windows
    category: ps_script
    definition: Script Block Logging must be enable
detection:
    select_Malicious:
        ScriptBlockText|contains:
            - 'Invoke-DllInjection'
            - 'Invoke-Shellcode'
            - 'Invoke-WmiCommand'
            - 'Get-GPPPassword'
            - 'Get-Keystrokes'
            - 'Get-TimedScreenshot'
            - 'Get-VaultCredential'
            - 'Invoke-CredentialInjection'
            - 'Invoke-Mimikatz'
            - 'Invoke-NinjaCopy'
            - 'Invoke-TokenManipulation'
            - 'Out-Minidump'
            - 'VolumeShadowCopyTools'
            - 'Invoke-ReflectivePEInjection'
            - 'Invoke-UserHunter'
            - 'Find-GPOLocation'
            - 'Invoke-ACLScanner'
            - 'Invoke-DowngradeAccount'
            - 'Get-ServiceUnquoted'
            - 'Get-ServiceFilePermission'
            - 'Get-ServicePermission'
            - 'Invoke-ServiceAbuse'
            - 'Install-ServiceBinary'
            - 'Get-RegAutoLogon'
            - 'Get-VulnAutoRun'
            - 'Get-VulnSchTask'
            - 'Get-UnattendedInstallFile'
            - 'Get-ApplicationHost'
            - 'Get-RegAlwaysInstallElevated'
            - 'Get-Unconstrained'
            - 'Add-RegBackdoor'
            - 'Add-ScrnSaveBackdoor'
            - 'Gupt-Backdoor'
            - 'Invoke-ADSBackdoor'
            - 'Enabled-DuplicateToken'
            - 'Invoke-PsUaCme'
            - 'Remove-Update'
            - 'Check-VM'
            - 'Get-LSASecret'
            - 'Get-PassHashes'
            - 'Show-TargetScreen'
            - 'Port-Scan'
            - 'Invoke-PoshRatHttp'
            - 'Invoke-PowerShellTCP'
            - 'Invoke-PowerShellWMI'
            - 'Add-Exfiltration'
            - 'Add-Persistence'
            - 'Do-Exfiltration'
            - 'Start-CaptureServer'
            - 'Get-ChromeDump'
            - 'Get-ClipboardContents'
            - 'Get-FoxDump'
            - 'Get-IndexedItem'
            - 'Get-Screenshot'
            - 'Invoke-Inveigh'
            - 'Invoke-NetRipper'
            - 'Invoke-EgressCheck'
            - 'Invoke-PostExfil'
            - 'Invoke-PSInject'
            - 'Invoke-RunAs'
            - 'MailRaider'
            - 'New-HoneyHash'
            - 'Set-MacAttribute'
            - 'Invoke-DCSync'
            - 'Invoke-PowerDump'
            - 'Exploit-Jboss'
            - 'Invoke-ThunderStruck'
            - 'Invoke-VoiceTroll'
            - 'Set-Wallpaper'
            - 'Invoke-InveighRelay'
            - 'Invoke-PsExec'
            - 'Invoke-SSHCommand'
            - 'Get-SecurityPackages'
            - 'Install-SSP'
            - 'Invoke-BackdoorLNK'
            - 'PowerBreach'
            - 'Get-SiteListPassword'
            - 'Get-System'
            - 'Invoke-BypassUAC'
            - 'Invoke-Tater'
            - 'Invoke-WScriptBypassUAC'
            - 'PowerUp'
            - 'PowerView'
            - 'Get-RickAstley'
            - 'Find-Fruit'
            - 'HTTP-Login'
            - 'Find-TrustedDocuments'
            - 'Invoke-Paranoia'
            - 'Invoke-WinEnum'
            - 'Invoke-ARPScan'
            - 'Invoke-PortScan'
            - 'Invoke-ReverseDNSLookup'
            - 'Invoke-SMBScanner'
            - 'Invoke-Mimikittenz'
            - 'Invoke-AllChecks'
    false_positives:
        ScriptBlockText|contains:
            - Get-SystemDriveInfo  # http://bheltborg.dk/Windows/WinSxS/amd64_microsoft-windows-maintenancediagnostic_31bf3856ad364e35_10.0.10240.16384_none_91ef7543a4514b5e/CL_Utility.ps1
            - C:\ProgramData\Amazon\EC2-Windows\Launch\Module\Scripts\Set-Wallpaper.ps1  # false positive form Amazon EC2
    condition: select_Malicious and not false_positives
falsepositives:
    - Unknown
level: high