UAC Bypass Using Windows Media Player - Registry

Description

Detects the pattern of UAC Bypass using Windows Media Player osksupport.dll (UACMe 32)

Query · sigma

selection:
  TargetObject|endswith: \SOFTWARE\Microsoft\Windows NT\CurrentVersion\AppCompatFlags\Compatibility
    Assistant\Store\C:\Program Files\Windows Media Player\osk.exe
  Details: Binary Data
condition: selection

Known false positives

  • Unknown
Raw source UAC Bypass Using Windows Media Player - Registry · Sigma
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Published by SigmaHQ/sigma ↗, licensed under Detection Rule License 1.1 ↗. Reproduced here unmodified. 
title: UAC Bypass Using Windows Media Player - Registry
id: 5f9db380-ea57-4d1e-beab-8a2d33397e93
status: test
description: Detects the pattern of UAC Bypass using Windows Media Player osksupport.dll (UACMe 32)
references:
    - https://github.com/hfiref0x/UACME
author: Christian Burkard (Nextron Systems)
date: 2021-08-23
modified: 2023-08-17
tags:
    - attack.privilege-escalation
    - attack.t1548.002
logsource:
    category: registry_set
    product: windows
detection:
    selection:
        TargetObject|endswith: '\SOFTWARE\Microsoft\Windows NT\CurrentVersion\AppCompatFlags\Compatibility Assistant\Store\C:\Program Files\Windows Media Player\osk.exe'
        Details: 'Binary Data'
    condition: selection
falsepositives:
    - Unknown
level: high

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