Invoke-Obfuscation VAR++ LAUNCHER OBFUSCATION - PowerShell Module
Detects Obfuscated Powershell via VAR++ LAUNCHER
Sigma rule (View on GitHub)
1title: Invoke-Obfuscation VAR++ LAUNCHER OBFUSCATION - PowerShell Module
2id: f3c89218-8c3d-4ba9-9974-f1d8e6a1b4a6
3related:
4 - id: e54f5149-6ba3-49cf-b153-070d24679126
5 type: derived
6status: test
7description: Detects Obfuscated Powershell via VAR++ LAUNCHER
8references:
9 - https://github.com/SigmaHQ/sigma/issues/1009 # (Task27)
10author: Timur Zinniatullin, oscd.community
11date: 2020-10-13
12modified: 2024-04-05
13tags:
14 - attack.defense-evasion
15 - attack.t1027
16 - attack.execution
17 - attack.t1059.001
18logsource:
19 product: windows
20 category: ps_module
21 definition: 0ad03ef1-f21b-4a79-8ce8-e6900c54b65b
22detection:
23 selection_4103:
24 Payload|re: '(?i)&&set.*(\{\d\}){2,}\\"\s+?-f.*&&.*cmd.*/c' # FPs with |\/r
25 condition: selection_4103
26falsepositives:
27 - Unknown
28level: high
References
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