UAC Bypass Using IEInstal - Process

Description

Detects the pattern of UAC Bypass using IEInstal.exe (UACMe 64)

Query · sigma

selection:
  IntegrityLevel:
  - High
  - System
  - S-1-16-16384
  - S-1-16-12288
  ParentImage|endswith: \ieinstal.exe
  Image|contains: \AppData\Local\Temp\
  Image|endswith: consent.exe
condition: selection

Known false positives

  • Unknown
Raw source UAC Bypass Using IEInstal - Process · Sigma
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Published by SigmaHQ/sigma ↗, licensed under Detection Rule License 1.1 ↗. Reproduced here unmodified. 
title: UAC Bypass Using IEInstal - Process
id: 80fc36aa-945e-4181-89f2-2f907ab6775d
status: test
description: Detects the pattern of UAC Bypass using IEInstal.exe (UACMe 64)
references:
    - https://github.com/hfiref0x/UACME
author: Christian Burkard (Nextron Systems)
date: 2021-08-30
modified: 2024-12-01
tags:
    - attack.privilege-escalation
    - attack.t1548.002
logsource:
    category: process_creation
    product: windows
detection:
    selection:
        IntegrityLevel:
            - 'High'
            - 'System'
            - 'S-1-16-16384' # System
            - 'S-1-16-12288' # High
        ParentImage|endswith: '\ieinstal.exe'
        Image|contains: '\AppData\Local\Temp\'
        Image|endswith: 'consent.exe'
    condition: selection
falsepositives:
    - Unknown
level: high

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