SigmaHQ/rules/windows/powershell/powershell_invoke_obfuscation_clip+.yml
2021-08-21 09:50:59 +02:00

28 lines
940 B
YAML

title: Invoke-Obfuscation CLIP+ Launcher
id: 73e67340-0d25-11eb-adc1-0242ac120002
description: Detects Obfuscated use of Clip.exe to execute PowerShell
status: experimental
author: Jonathan Cheong, oscd.community
date: 2020/10/13
references:
- https://github.com/Neo23x0/sigma/issues/1009 #(Task 26)
tags:
- attack.defense_evasion
- attack.t1027
- attack.execution
- attack.t1059.001
logsource:
product: windows
service: powershell
definition: Script block logging must be enabled for 4104 , Module Logging must be enabled for 4103
detection:
selection_1:
EventID: 4104
ScriptBlockText|re: '.*cmd.{0,5}(?:\/c|\/r).+clip(?:\.exe)?.{0,4}&&.+clipboard]::\(\s\\\"\{\d\}.+\-f.+\"'
selection_2:
EventID: 4103
Payload|re: '.*cmd.{0,5}(?:\/c|\/r).+clip(?:\.exe)?.{0,4}&&.+clipboard]::\(\s\\\"\{\d\}.+\-f.+\"'
condition: 1 of them
falsepositives:
- Unknown
level: high