Potential CVE-2023-27363 Exploitation - HTA File Creation By FoxitPDFReader

Description

Detects suspicious ".hta" file creation in the startup folder by Foxit Reader. This can be an indication of CVE-2023-27363 exploitation.

Query · sigma

selection:
  Image|endswith: \FoxitPDFReader.exe
  TargetFilename|contains: \Microsoft\Windows\Start Menu\Programs\Startup\
  TargetFilename|endswith: .hta
condition: selection

Known false positives

  • Unknown
Raw source Potential CVE-2023-27363 Exploitation - HTA File Creation By FoxitPDFReader · Sigma
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Published by SigmaHQ/sigma ↗, licensed under Detection Rule License 1.1 ↗. Reproduced here unmodified. 
title: Potential CVE-2023-27363 Exploitation - HTA File Creation By FoxitPDFReader
id: 9cae055f-e1d2-4f81-b8a5-1986a68cdd84
status: test
description: Detects suspicious ".hta" file creation in the startup folder by Foxit Reader. This can be an indication of CVE-2023-27363 exploitation.
references:
    - https://github.com/j00sean/SecBugs/tree/ff72d553f75d93e1a0652830c0f74a71b3f19c46/CVEs/CVE-2023-27363
    - https://www.zerodayinitiative.com/advisories/ZDI-23-491/
    - https://www.tarlogic.com/blog/cve-2023-27363-foxit-reader/
author: Gregory
date: 2023-10-11
tags:
    - attack.persistence
    - attack.t1505.001
    - cve.2023-27363
    - detection.emerging-threats
logsource:
    product: windows
    category: file_event
detection:
    selection:
        Image|endswith: '\FoxitPDFReader.exe'
        TargetFilename|contains: '\Microsoft\Windows\Start Menu\Programs\Startup\'
        TargetFilename|endswith: '.hta'
    condition: selection
falsepositives:
    - Unknown
level: high

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