Sigma rule: Remote Access Tool - Ammy Admin Agent Execution

A detection rule from the SigmaHQ repository, shown as its author published it. Dataset version ref-fe2968502235, updated 2024-08-05T00:00:00.000Z.

Rule

Title
Remote Access Tool - Ammy Admin Agent Execution
Status
test
Level
medium
Author
@kostastsale
Date
2024-08-05
File
rules-threat-hunting/windows/process_creation/proc_creation_win_remote_access_tools_ammyy_admin_execution.yml
Commit
ccbb0369507f796db0b0ae6854c8a2be471b9d84

Detects the execution of the Ammy Admin RMM agent for remote management.

Log source

product
windows
category
process_creation

Detection

selection:
    Image|endswith: '\rundll32.exe'
    CommandLine|contains: 'AMMYY\aa_nts.dll",run'
condition: selection

False positives (as the rule lists them)

  • Legitimate use of Ammy Admin RMM agent for remote management by admins.

Tags

  • attack.execution
  • attack.persistence
  • detection.threat-hunting

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-threat-hunting/windows/process_creation/proc_creation_win_remote_access_tools_ammyy_admin_execution.yml

Sources and licences

  • SigmaHQ

    "Remote Access Tool - Ammy Admin Agent Execution" by @kostastsale (SigmaHQ). Rule: https://github.com/SigmaHQ/sigma/blob/ccbb0369507f796db0b0ae6854c8a2be471b9d84/rules-threat-hunting/windows/process_creation/proc_creation_win_remote_access_tools_ammyy_admin_execution.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: Remote Access Tool - Ammy Admin Agent Execution",
entity page, dataset version ref-fe2968502235, updated 2024-08-05T00:00:00.000Z,
https://ransomware-tracker.com/detections/sigma/7da7809e-f3d5-47a3-9d5d-fc9d019caf14 (accessed 2026-11-03).
Underlying source: SigmaHQ rule 7da7809e-f3d5-47a3-9d5d-fc9d019caf14, 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.