Sigma rule: Potential Operation Triangulation C2 Beaconing Activity - Proxy

A detection rule from the SigmaHQ repository, shown as its author published it. Dataset version ref-4f6dbe7a945c, updated 2023-06-01T00:00:00.000Z.

Rule

Title
Potential Operation Triangulation C2 Beaconing Activity - Proxy
Status
test
Level
high
Author
Florian Roth (Nextron Systems)
Date
2023-06-01
File
rules-emerging-threats/2023/TA/EquationGroup/proxy_apt_equation_group_triangulation_c2_coms.yml
Commit
ccbb0369507f796db0b0ae6854c8a2be471b9d84

Detects potential beaconing activity to domains used in 0day attacks on iOS devices and revealed by Kaspersky and the FSB

Log source

category
proxy

Detection

selection:
    cs-host|contains:
        - 'addatamarket.net'
        - 'ans7tv.net'
        - 'anstv.net'
        - 'backuprabbit.com'
        - 'businessvideonews.com'
        - 'cloudsponcer.com'
        - 'datamarketplace.net'
        - 'growthtransport.com'
        - 'mobilegamerstats.com'
        - 'snoweeanalytics.com'
        - 'tagclick-cdn.com'
        - 'topographyupdates.com'
        - 'unlimitedteacup.com'
        - 'virtuallaughing.com'
        - 'web-trackers.com'
condition: selection

False positives (as the rule lists them)

  • Unknown

Tags

  • attack.command-and-control
  • attack.g0020
  • detection.emerging-threats

MITRE ATT&CK ids this rule names

Related rules

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/TA/EquationGroup/proxy_apt_equation_group_triangulation_c2_coms.yml

Sources and licences

  • SigmaHQ

    "Potential Operation Triangulation C2 Beaconing Activity - Proxy" by Florian Roth (Nextron Systems) (SigmaHQ). Rule: https://github.com/SigmaHQ/sigma/blob/ccbb0369507f796db0b0ae6854c8a2be471b9d84/rules-emerging-threats/2023/TA/EquationGroup/proxy_apt_equation_group_triangulation_c2_coms.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 Operation Triangulation C2 Beaconing Activity - Proxy",
entity page, dataset version ref-4f6dbe7a945c, updated 2023-06-01T00:00:00.000Z,
https://ransomware-tracker.com/detections/sigma/aa03c712-75c6-438b-8d42-de88f2427e09 (accessed 2026-11-03).
Underlying source: SigmaHQ rule aa03c712-75c6-438b-8d42-de88f2427e09, 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.