Sigma rule: Potential CVE-2023-27363 Exploitation - HTA File Creation By FoxitPDFReader

A detection rule from the SigmaHQ repository, shown as its author published it. Dataset version ref-f30d68ea60b3, updated 2023-10-11T00:00:00.000Z.

Rule

Title
Potential CVE-2023-27363 Exploitation - HTA File Creation By FoxitPDFReader
Status
test
Level
high
Author
Gregory
Date
2023-10-11
File
rules-emerging-threats/2023/Exploits/CVE-2023-27363/file_event_win_cve_2023_27363_foxit_rce.yml
Commit
ccbb0369507f796db0b0ae6854c8a2be471b9d84

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

Log source

product
windows
category
file_event

Detection

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

False positives (as the rule lists them)

  • Unknown

Tags

  • attack.persistence
  • attack.t1505.001
  • cve.2023-27363
  • detection.emerging-threats

CVEs this rule names

MITRE ATT&CK ids this rule names

References

Read on 2026-11-03T00:58:21.399Z under licence sigma-drl-1.1@d5f4c36a from https://github.com/SigmaHQ/sigma/blob/ccbb0369507f796db0b0ae6854c8a2be471b9d84/rules-emerging-threats/2023/Exploits/CVE-2023-27363/file_event_win_cve_2023_27363_foxit_rce.yml

Sources and licences

  • SigmaHQ

    "Potential CVE-2023-27363 Exploitation - HTA File Creation By FoxitPDFReader" by Gregory (SigmaHQ). Rule: https://github.com/SigmaHQ/sigma/blob/ccbb0369507f796db0b0ae6854c8a2be471b9d84/rules-emerging-threats/2023/Exploits/CVE-2023-27363/file_event_win_cve_2023_27363_foxit_rce.yml.
    Licensed under the Detection Rule License (DRL) 1.1: https://github.com/SigmaHQ/Detection-Rule-License

    Detection Rule License (DRL) 1.1

Cite this page

Dragons Eye Ransomware Tracker, "Sigma rule: Potential CVE-2023-27363 Exploitation - HTA File Creation By FoxitPDFReader",
entity page, dataset version ref-f30d68ea60b3, updated 2023-10-11T00:00:00.000Z,
https://ransomware-tracker.com/detections/sigma/9cae055f-e1d2-4f81-b8a5-1986a68cdd84 (accessed 2026-11-03).
Underlying source: SigmaHQ rule 9cae055f-e1d2-4f81-b8a5-1986a68cdd84, commit ccbb0369507f796db0b0ae6854c8a2be471b9d84.

Pages change. The dataset version identifies the data, but no archive of old versions is kept, so this citation cannot be replayed later.