SigmaHQ/rules/windows/process_creation/win_malware_notpetya.yml

35 lines
1.1 KiB
YAML

title: NotPetya Ransomware Activity
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
references:
- https://securelist.com/schroedingers-petya/78870/
- https://www.hybrid-analysis.com/sample/64b0b58a2c030c77fdb2b537b2fcc4af432bc55ffb36599a31d418c7c69e94b1?environmentId=100
tags:
- attack.execution
- attack.credential_access
- attack.defense_evasion
- attack.t1085
- attack.t1070
- attack.t1003
- 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