Sigma rule: PUA - Advanced IP/Port Scanner Update Check

A detection rule from the SigmaHQ repository, shown as its author published it. Dataset version ref-55f8a82bcb30, updated 2024-02-15T00:00:00.000Z.

Rule

Title
PUA - Advanced IP/Port Scanner Update Check
Status
test
Level
medium
Author
Axel Olsson
Date
2022-08-14
Modified
2024-02-15
File
rules/web/proxy_generic/proxy_pua_advanced_ip_scanner_update_check.yml
Commit
ccbb0369507f796db0b0ae6854c8a2be471b9d84

Detect the update check performed by Advanced IP/Port Scanner utilities.

Log source

category
proxy

Detection

selection:
  # Example request: http://www.advanced-port-scanner.com/checkupdate.php?lng=en&ver=2-5-3680&beta=n&type=upd&rmode=p&product=aps
  # Example request2: http://www.advanced-ip-scanner.com/checkupdate.php?lng=en&ver=2-5-3499&beta=n&type=upd&rmode=p&product=aips
    c-uri|contains: '/checkupdate.php'
    c-uri-query|contains|all:
        - 'lng='
        - 'ver='
        - 'beta='
        - 'type='
        - 'rmode='
        - 'product='
condition: selection

False positives (as the rule lists them)

  • Expected if you legitimately use the Advanced IP or Port Scanner utilities in your environement.

Tags

  • attack.discovery
  • attack.reconnaissance
  • attack.t1590

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/web/proxy_generic/proxy_pua_advanced_ip_scanner_update_check.yml

Sources and licences

  • SigmaHQ

    "PUA - Advanced IP/Port Scanner Update Check" by Axel Olsson (SigmaHQ). Rule: https://github.com/SigmaHQ/sigma/blob/ccbb0369507f796db0b0ae6854c8a2be471b9d84/rules/web/proxy_generic/proxy_pua_advanced_ip_scanner_update_check.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: PUA - Advanced IP/Port Scanner Update Check",
entity page, dataset version ref-55f8a82bcb30, updated 2024-02-15T00:00:00.000Z,
https://ransomware-tracker.com/detections/sigma/1a9bb21a-1bb5-42d7-aa05-3219c7c8f47d (accessed 2026-11-03).
Underlying source: SigmaHQ rule 1a9bb21a-1bb5-42d7-aa05-3219c7c8f47d, 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.