title: Empire PowerShell Launch Parameters
description: Detects suspicious powershell command line parameters used in Empire
status: experimental
references:
    - https://github.com/EmpireProject/Empire/blob/c2ba61ca8d2031dad0cfc1d5770ba723e8b710db/lib/common/helpers.py#L165
    - https://github.com/EmpireProject/Empire/blob/e37fb2eef8ff8f5a0a689f1589f424906fe13055/lib/modules/powershell/persistence/powerbreach/deaduser.py#L191
    - https://github.com/EmpireProject/Empire/blob/e37fb2eef8ff8f5a0a689f1589f424906fe13055/lib/modules/powershell/persistence/powerbreach/resolver.py#L178
    - https://github.com/EmpireProject/Empire/blob/e37fb2eef8ff8f5a0a689f1589f424906fe13055/data/module_source/privesc/Invoke-EventVwrBypass.ps1#L64
author: Florian Roth
date: 2019/04/20
tags:
  - attack.execution
  - attack.t1086
logsource:
    category: process_creation
    product: windows
detection:
    selection:
        CommandLine:
            - '* -NoP -sta -NonI -W Hidden -Enc *'
            - '* -noP -sta -w 1 -enc *'
            - '* -NoP -NonI -W Hidden -enc *'
    condition: selection
level: critical