UAC Bypass via Windows Firewall Snap-In Hijack

calendar Oct 23, 2025 · attack.defense-evasion attack.privilege-escalation attack.t1548  ·
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Detects attempts to bypass User Account Control (UAC) by hijacking the Microsoft Management Console (MMC) Windows Firewall snap-in

Sigma rule (View on GitHub)

 1title: UAC Bypass via Windows Firewall Snap-In Hijack
 2id: e52cb31c-10ed-4aea-bcb7-593c9f4a315b
 3status: test
 4description: Detects attempts to bypass User Account Control (UAC) by hijacking the Microsoft Management Console (MMC) Windows Firewall snap-in
 5references:
 6    - https://www.elastic.co/guide/en/security/current/uac-bypass-via-windows-firewall-snap-in-hijack.html#uac-bypass-via-windows-firewall-snap-in-hijack
 7author: Tim Rauch, Elastic (idea)
 8date: 2022-09-27
 9tags:
10    - attack.defense-evasion
11    - attack.privilege-escalation
12    - attack.t1548
13logsource:
14    category: process_creation
15    product: windows
16detection:
17    selection:
18        ParentImage|endswith: '\mmc.exe'
19        ParentCommandLine|contains: 'WF.msc'
20    filter:
21        Image|endswith: '\WerFault.exe'
22    condition: selection and not filter
23falsepositives:
24    - Unknown
25level: medium

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