sigmaDRL-1.1from SigmaHQ/sigma

Lolbin Unregmp2.exe Use As Proxy

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

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ATT&CK techniques

T1218

Rule sourcerules/windows/process_creation/proc_creation_win_lolbin_unregmp2.yml

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.defense-evasion
    - 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