Sigma rule: NotPetya Ransomware Activity

A detection rule from the SigmaHQ repository, shown as its author published it. Dataset version ref-a02e5f18a648, updated 2022-12-15T00:00:00.000Z.

Rule

Title
NotPetya Ransomware Activity
Status
test
Level
critical
Author
Florian Roth (Nextron Systems), Tom Ueltschi
Date
2019-01-16
Modified
2022-12-15
File
rules-emerging-threats/2017/Malware/NotPetya/proc_creation_win_malware_notpetya.yml
Commit
ccbb0369507f796db0b0ae6854c8a2be471b9d84

Detects NotPetya ransomware activity in which the extracted passwords are passed back to the main module via named pipe, the file system journal of drive C is deleted and Windows eventlogs are cleared using wevtutil

Log source

product
windows
category
process_creation

Detection

selection_specific_pattern:
    CommandLine|contains:
        - 'wevtutil cl Application & fsutil usn deletejournal /D C:'
        - 'dllhost.dat %WINDIR%\ransoms'
selection_rundll32:
    Image|endswith: '\rundll32.exe'
    CommandLine|endswith:
        - '.dat,#1'
        - '.dat #1' # Sysmon removes comma
        - '.zip.dll",#1'
selection_perfc_keyword:
    - '\perfc.dat'
condition: 1 of selection_*

False positives (as the rule lists them)

  • Unknown

Tags

  • attack.stealth
  • attack.defense-impairment
  • attack.t1218.011
  • attack.t1685.005
  • attack.credential-access
  • attack.t1003.001
  • car.2016-04-002
  • detection.emerging-threats

MITRE ATT&CK ids this rule names

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/2017/Malware/NotPetya/proc_creation_win_malware_notpetya.yml

Sources and licences

  • SigmaHQ

    "NotPetya Ransomware Activity" by Florian Roth (Nextron Systems), Tom Ueltschi (SigmaHQ). Rule: https://github.com/SigmaHQ/sigma/blob/ccbb0369507f796db0b0ae6854c8a2be471b9d84/rules-emerging-threats/2017/Malware/NotPetya/proc_creation_win_malware_notpetya.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: NotPetya Ransomware Activity",
entity page, dataset version ref-a02e5f18a648, updated 2022-12-15T00:00:00.000Z,
https://ransomware-tracker.com/detections/sigma/79aeeb41-8156-4fac-a0cd-076495ab82a1 (accessed 2026-11-03).
Underlying source: SigmaHQ rule 79aeeb41-8156-4fac-a0cd-076495ab82a1, 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.