SigmaHQ/rules/windows/process_creation/win_malware_notpetya.yml

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1.3 KiB
YAML

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