Creation Exe for Service with Unquoted Path


Description

Adversaries may execute their own malicious payloads by hijacking vulnerable file path references. Adversaries can take advantage of paths that lack surrounding quotations by placing an executable in a higher level directory within the path, so that Windows will choose the adversary's executable to launch.

Query · sigma

selection:
  TargetFilename: C:\program.exe
condition: selection

Known false positives

  • Unknown
Raw source Creation Exe for Service with Unquoted Path · Sigma
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Published by SigmaHQ/sigma ↗, licensed under Detection Rule License 1.1 ↗. Reproduced here unmodified.
title: Creation Exe for Service with Unquoted Path
id: 8c3c76ca-8f8b-4b1d-aaf3-81aebcd367c9
status: test
description: |
    Adversaries may execute their own malicious payloads by hijacking vulnerable file path references.
    Adversaries can take advantage of paths that lack surrounding quotations by placing an executable in a higher level directory within the path, so that Windows will choose the adversary's executable to launch.
references:
    - https://github.com/redcanaryco/atomic-red-team/blob/f339e7da7d05f6057fdfcdd3742bfcf365fee2a9/atomics/T1574.009/T1574.009.md
author: frack113
date: 2021-12-30
tags:
    - attack.privilege-escalation
    - attack.persistence
    - attack.t1547.009
logsource:
    product: windows
    category: file_event
detection:
    selection:
        # Feel free to add more
        TargetFilename: 'C:\program.exe'
    condition: selection
falsepositives:
    - Unknown
level: high

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