SigmaHQ/rules-unsupported/driver_load_invoke_obfuscation_var+_services.yml
2021-09-20 22:56:13 +02:00

29 lines
783 B
YAML

title: Invoke-Obfuscation VAR+ Launcher
id: 3e27b010-2cf2-4577-8ef0-3ea44aaea0dc
related:
- id: 8ca7004b-e620-4ecb-870e-86129b5b8e75
type: derived
description: Detects Obfuscated use of Environment Variables to execute PowerShell
status: experimental
author: Jonathan Cheong, oscd.community
date: 2020/10/15
modified: 2021/09/17
references:
- https://github.com/Neo23x0/sigma/issues/1009 #(Task 24)
tags:
- attack.defense_evasion
- attack.t1027
- attack.execution
- attack.t1059.001
logsource:
product: windows
category: driver_load
detection:
selection:
ImagePath|re: '.*cmd.{0,5}(?:\/c|\/r)(?:\s|)\"set\s[a-zA-Z]{3,6}.*(?:\{\d\}){1,}\\\"\s+?\-f(?:.*\)){1,}.*\"'
condition: selection
falsepositives:
- Unknown
level: high