
title: Invoke-Obfuscation RUNDLL LAUNCHER
author: Timur Zinniatullin, oscd.community
date: 2020/10/18
description: Detects Obfuscated Powershell via RUNDLL LAUNCHER
detection:
  SELECTION_1:
    EventID: 1
  SELECTION_2:
    CommandLine|re: (?i).*rundll32(?:\.exe)?(?:\s+)?shell32\.dll.*shellexec_rundll.*powershell.*"
  condition: (SELECTION_1 and SELECTION_2)
falsepositives:
- Unknown
id: 056a7ee1-4853-4e67-86a0-3fd9ceed7555
level: medium
logsource:
  category: process_creation
  product: windows
references:
- https://github.com/Neo23x0/sigma/issues/1009
status: experimental
tags:
- attack.defense_evasion
- attack.t1027
- attack.execution
- attack.t1059.001
ruletype: SIGMA
