Detectionhightest

Invoke-Obfuscation Via Use Clip - Powershell

Detects Obfuscated Powershell via use Clip.exe in Scripts

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Nikita Nazarov, oscd.communityCreated Fri Oct 09Updated Mon Apr 15db92dd33-a3ad-49cf-8c2c-608c3e30ace0windows

Log Source

WindowsPowerShell Script

ProductWindows← raw: windows

CategoryPowerShell Script← raw: ps_script

Definition

Requirements: Script Block Logging must be enabled

Detection Logic

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

False Positives

Unknown

False positive likelihood has not been assessed. Additional context may be needed during triage.

References

MITRE ATT&CK

Tactics

Techniques

Sub-techniques

Rule Metadata

Rule ID

db92dd33-a3ad-49cf-8c2c-608c3e30ace0

Status

test

Level

high

Type

Detection

Created

Fri Oct 09

Modified

Mon Apr 15

Author

Path

rules/windows/powershell/powershell_script/posh_ps_invoke_obfuscation_via_use_clip.yml

Raw Tags

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