Sigma rule: Trickbot Malware Reconnaissance Activity

A detection rule from the SigmaHQ repository, shown as its author published it. Dataset version ref-46bae0d8b74c, updated 2023-04-28T00:00:00.000Z.

SigmaHQ marks this rule as deprecated.

Rule

Title
Trickbot Malware Reconnaissance Activity
Status
deprecated
Level
high
Author
David Burkett, Florian Roth
Date
2019/12/28
Modified
2023/04/28
File
deprecated/windows/proc_creation_win_malware_trickbot_recon_activity.yml
Commit
ccbb0369507f796db0b0ae6854c8a2be471b9d84

Detects potential reconnaissance activity used by Trickbot malware. Trickbot enumerates domain/network topology and executes certain commands automatically every few minutes.

Log source

product
windows
category
process_creation

Detection

selection:
    ParentImage|endswith: '\cmd.exe'
    Image|endswith: '\nltest.exe'
    CommandLine|contains: '/domain_trusts /all_trusts'
condition: selection

False positives (as the rule lists them)

  • Rare System Admin Activity

Tags

  • attack.discovery
  • attack.t1482

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/deprecated/windows/proc_creation_win_malware_trickbot_recon_activity.yml

Sources and licences

  • SigmaHQ

    "Trickbot Malware Reconnaissance Activity" by David Burkett, Florian Roth (SigmaHQ). Rule: https://github.com/SigmaHQ/sigma/blob/ccbb0369507f796db0b0ae6854c8a2be471b9d84/deprecated/windows/proc_creation_win_malware_trickbot_recon_activity.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: Trickbot Malware Reconnaissance Activity",
entity page, dataset version ref-46bae0d8b74c, updated 2023-04-28T00:00:00.000Z,
https://ransomware-tracker.com/detections/sigma/410ad193-a728-4107-bc79-4419789fcbf8 (accessed 2026-11-03).
Underlying source: SigmaHQ rule 410ad193-a728-4107-bc79-4419789fcbf8, 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.