Sigma rule: Moriya Rootkit File Created

A detection rule from the SigmaHQ repository, shown as its author published it. Dataset version ref-043d94b44c9d, updated 2023-05-05T00:00:00.000Z.

Rule

Title
Moriya Rootkit File Created
Status
test
Level
critical
Author
Bhabesh Raj
Date
2021-05-06
Modified
2023-05-05
File
rules-emerging-threats/2021/Malware/Moriya-Rootkit/file_event_win_moriya_rootkit.yml
Commit
ccbb0369507f796db0b0ae6854c8a2be471b9d84

Detects the creation of a file named "MoriyaStreamWatchmen.sys" in a specific location. This filename was reported to be related to the Moriya rootkit as described in the securelist's Operation TunnelSnake report.

Log source

product
windows
category
file_event

Detection

selection:
    TargetFilename: 'C:\Windows\System32\drivers\MoriyaStreamWatchmen.sys'
condition: selection

False positives (as the rule lists them)

  • Unknown

Tags

  • attack.persistence
  • attack.privilege-escalation
  • attack.t1543.003
  • 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/2021/Malware/Moriya-Rootkit/file_event_win_moriya_rootkit.yml

Sources and licences

  • SigmaHQ

    "Moriya Rootkit File Created" by Bhabesh Raj (SigmaHQ). Rule: https://github.com/SigmaHQ/sigma/blob/ccbb0369507f796db0b0ae6854c8a2be471b9d84/rules-emerging-threats/2021/Malware/Moriya-Rootkit/file_event_win_moriya_rootkit.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: Moriya Rootkit File Created",
entity page, dataset version ref-043d94b44c9d, updated 2023-05-05T00:00:00.000Z,
https://ransomware-tracker.com/detections/sigma/a1507d71-0b60-44f6-b17c-bf53220fdd88 (accessed 2026-11-03).
Underlying source: SigmaHQ rule a1507d71-0b60-44f6-b17c-bf53220fdd88, 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.