Invoke-Obfuscation Via Use Clip - Powershell

Title: Invoke-Obfuscation Via Use Clip - Powershell
Status: test
Description:Detects Obfuscated Powershell via use Clip.exe in Scripts
References:
  -https://github.com/SigmaHQ/sigma/issues/1009
Author: Nikita Nazarov, oscd.community
Date: 2020-10-09
modified:2024-04-15
Tags:

• -'attack.stealth'
• -'attack.t1027'
• -'attack.execution'
• -'attack.t1059.001'

Logsource:

• product: windows
• category: ps_script
• definition: Requirements: Script Block Logging must be enabled

Detection:
  selection_4104:
    ScriptBlockText|re: '(?i)echo.*clip.*&&.*(Clipboard|i`?n`?v`?o`?k`?e`?)'
  condition:selection_4104
Falsepositives:
  -Unknown
Level: high