Sigma rule: DarkSide Ransomware Pattern
A detection rule from the SigmaHQ repository, shown as its author published it. Dataset version ref-04747849ba67, updated 2021-05-14T00:00:00.000Z.
Rule
- Title
- DarkSide Ransomware Pattern
- Status
- test
- Level
- critical
- Author
- Florian Roth (Nextron Systems)
- Date
- 2021-05-14
- File
- rules-emerging-threats/2021/Malware/DarkSide/proc_creation_win_malware_darkside_ransomware.yml
- Commit
- ccbb0369507f796db0b0ae6854c8a2be471b9d84
Detects DarkSide Ransomware and helpers
Log source
- product
- windows
- category
- process_creation
Detection
selection1:
CommandLine|contains:
- '=[char][byte](''0x''+'
- ' -work worker0 -path '
selection2:
ParentCommandLine|contains: 'DllHost.exe /Processid:{3E5FC7F9-9A51-4367-9063-A120244FBEC7}'
Image|contains: '\AppData\Local\Temp\'
condition: 1 of selection*False positives (as the rule lists them)
- Unknown
- UAC bypass method used by other malware
Tags
- attack.execution
- attack.t1204
- detection.emerging-threats
MITRE ATT&CK ids this rule names
References
- https://www.fireeye.com/blog/threat-research/2021/05/shining-a-light-on-darkside-ransomware-operations.html
- https://app.any.run/tasks/8b9a571b-bcc1-4783-ba32-df4ba623b9c0/
- https://www.joesandbox.com/analysis/411752/0/html#7048BB9A06B8F2DD9D24C77F389D7B2B58D2
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/DarkSide/proc_creation_win_malware_darkside_ransomware.yml
Sources and licences
SigmaHQ
"DarkSide Ransomware Pattern" by Florian Roth (Nextron Systems) (SigmaHQ). Rule: https://github.com/SigmaHQ/sigma/blob/ccbb0369507f796db0b0ae6854c8a2be471b9d84/rules-emerging-threats/2021/Malware/DarkSide/proc_creation_win_malware_darkside_ransomware.yml.
Licensed under the Detection Rule License (DRL) 1.1: https://github.com/SigmaHQ/Detection-Rule-License
Cite this page
Dragons Eye Ransomware Tracker, "Sigma rule: DarkSide Ransomware Pattern",
entity page, dataset version ref-04747849ba67, updated 2021-05-14T00:00:00.000Z,
https://ransomware-tracker.com/detections/sigma/965fff6c-1d7e-4e25-91fd-cdccd75f7d2c (accessed 2026-11-03).
Underlying source: SigmaHQ rule 965fff6c-1d7e-4e25-91fd-cdccd75f7d2c, 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.