SigmaHQ/rules/windows/process_creation/win_malware_notpetya.yml

title: NotPetya Ransomware Activity
id: 79aeeb41-8156-4fac-a0cd-076495ab82a1
status: experimental
description: 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
author: Florian Roth, Tom Ueltschi
date: 2019/01/16
modified: 2020/09/01
references:
    - https://securelist.com/schroedingers-petya/78870/
    - https://www.hybrid-analysis.com/sample/64b0b58a2c030c77fdb2b537b2fcc4af432bc55ffb36599a31d418c7c69e94b1?environmentId=100
tags:
    - attack.defense_evasion
    - attack.t1218.011
    - attack.execution  # an old one
    - attack.t1085  # an old one
    - attack.t1070.001
    - attack.t1070  # an old one
    - attack.credential_access
    - attack.t1003.001
    - attack.t1003  # an old one
    - car.2016-04-002
logsource:
    category: process_creation
    product: windows
detection:
    pipe_com:
        CommandLine: '*\AppData\Local\Temp\\* \\.\pipe\\*'
    rundll32_dash1:
        Image: '*\rundll32.exe'
        CommandLine: '*.dat,#1'
    perfc_keyword:
        - '*\perfc.dat*'
    condition: 1 of them
fields:
    - CommandLine
    - ParentCommandLine
falsepositives:
    - Admin activity
level: critical