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Invoke-Obfuscation Via Use Clip - Powershell

Detects Obfuscated Powershell via use Clip.exe in Scripts

MITRE ATT&CK

defense-evasionexecution

Detection Query

selection_4104:
  ScriptBlockText|re: (?i)echo.*clip.*&&.*(Clipboard|i`?n`?v`?o`?k`?e`?)
condition: selection_4104

Author

Nikita Nazarov, oscd.community

Created

2020-10-09

Data Sources

windowsps_script

Platforms

windows

References

https://github.com/SigmaHQ/sigma/issues/1009

Tags

attack.defense-evasionattack.t1027attack.executionattack.t1059.001

Raw Content

title: Invoke-Obfuscation Via Use Clip - Powershell
id: db92dd33-a3ad-49cf-8c2c-608c3e30ace0
status: test
description: Detects Obfuscated Powershell via use Clip.exe in Scripts
references:
    - https://github.com/SigmaHQ/sigma/issues/1009  # (Task29)
author: Nikita Nazarov, oscd.community
date: 2020-10-09
modified: 2024-04-15
tags:
    - attack.defense-evasion
    - 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