Lolbin Unregmp2.exe Use As Proxy

Description

Detect usage of the "unregmp2.exe" binary as a proxy to launch a custom version of "wmpnscfg.exe"

Query · sigma

selection_img:
- Image|endswith: \unregmp2.exe
- OriginalFileName: unregmp2.exe
selection_cmd:
  CommandLine|contains|windash: ' /HideWMP'
condition: all of selection_*

Known false positives

  • Unknown
Raw source Lolbin Unregmp2.exe Use As Proxy · Sigma
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Published by SigmaHQ/sigma ↗, licensed under Detection Rule License 1.1 ↗. Reproduced here unmodified. 
title: Lolbin Unregmp2.exe Use As Proxy
id: 727454c0-d851-48b0-8b89-385611ab0704
status: test
description: Detect usage of the "unregmp2.exe" binary as a proxy to launch a custom version of "wmpnscfg.exe"
references:
    - https://lolbas-project.github.io/lolbas/Binaries/Unregmp2/
author: frack113
date: 2022-12-29
modified: 2024-06-04
tags:
    - attack.stealth
    - attack.t1218
logsource:
    category: process_creation
    product: windows
detection:
    selection_img:
        - Image|endswith: '\unregmp2.exe'
        - OriginalFileName: 'unregmp2.exe'
    selection_cmd:
        CommandLine|contains|windash: ' /HideWMP'
    condition: all of selection_*
falsepositives:
    - Unknown
level: medium

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