Sigma rule: WordPress Wp2shell Exploitation Tool User-Agent

A detection rule from the SigmaHQ repository, shown as its author published it. Dataset version ref-bc90631e70fc, updated 2026-07-19T00:00:00.000Z.

Rule

Title
WordPress Wp2shell Exploitation Tool User-Agent
Status
experimental
Level
high
Author
Swachchhanda Shrawan Poudel (Nextron Systems)
Date
2026-07-19
File
rules-emerging-threats/2026/Exploits/CVE-2026-63030/web_exploit_cve_2026_63030_wp2shell_tool_useragent.yml
Commit
ccbb0369507f796db0b0ae6854c8a2be471b9d84

Detects the hardcoded "wp2shell" User-Agent string used by the wp2shell
PoC tool during all phases of CVE-2026-63030 and CVE-2026-60137 exploitation.

Log source

category
webserver

Detection

selection:
    cs-user-agent: 'wp2shell'
condition: selection

False positives (as the rule lists them)

  • Unlikely

Tags

  • attack.initial-access
  • attack.t1190
  • cve.2026-63030
  • cve.2026-60137
  • 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/2026/Exploits/CVE-2026-63030/web_exploit_cve_2026_63030_wp2shell_tool_useragent.yml

Sources and licences

  • SigmaHQ

    "WordPress Wp2shell Exploitation Tool User-Agent" by Swachchhanda Shrawan Poudel (Nextron Systems) (SigmaHQ). Rule: https://github.com/SigmaHQ/sigma/blob/ccbb0369507f796db0b0ae6854c8a2be471b9d84/rules-emerging-threats/2026/Exploits/CVE-2026-63030/web_exploit_cve_2026_63030_wp2shell_tool_useragent.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: WordPress Wp2shell Exploitation Tool User-Agent",
entity page, dataset version ref-bc90631e70fc, updated 2026-07-19T00:00:00.000Z,
https://ransomware-tracker.com/detections/sigma/a7c4e2f9-1b38-4d5c-9e72-3f4a5b6c7d8e (accessed 2026-11-03).
Underlying source: SigmaHQ rule a7c4e2f9-1b38-4d5c-9e72-3f4a5b6c7d8e, 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.