
title: NotPetya Ransomware Activity
author: Florian Roth, Tom Ueltschi
date: 2019/01/16
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
detection:
  SELECTION_1:
    EventID: 1
  SELECTION_2:
    CommandLine: '*\AppData\Local\Temp\\*'
  SELECTION_3:
    CommandLine: '*\\.\pipe\\\*'
  SELECTION_4:
    Image: '*\rundll32.exe'
  SELECTION_5:
    CommandLine: '*.dat,#1'
  SELECTION_6:
  - \perfc.dat
  condition: (SELECTION_1 and ((SELECTION_2 and SELECTION_3) or (SELECTION_4 and SELECTION_5)
    or SELECTION_6))
falsepositives:
- Admin activity
fields:
- CommandLine
- ParentCommandLine
id: 79aeeb41-8156-4fac-a0cd-076495ab82a1
level: critical
logsource:
  category: process_creation
  product: windows
modified: 2020/09/01
references:
- https://securelist.com/schroedingers-petya/78870/
- https://www.hybrid-analysis.com/sample/64b0b58a2c030c77fdb2b537b2fcc4af432bc55ffb36599a31d418c7c69e94b1?environmentId=100
status: experimental
tags:
- attack.defense_evasion
- attack.t1218.011
- attack.execution
- attack.t1085
- attack.t1070.001
- attack.t1070
- attack.credential_access
- attack.t1003.001
- attack.t1003
- car.2016-04-002
ruletype: SIGMA
