Thomas Patzke
37 lines
1.2 KiB
YAML
37 lines
1.2 KiB
YAML
title: NotPetya Ransomware Activity
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status: experimental
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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
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author: Florian Roth, Tom Ueltschi
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reference:
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- https://securelist.com/schroedingers-petya/78870/
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- https://www.hybrid-analysis.com/sample/64b0b58a2c030c77fdb2b537b2fcc4af432bc55ffb36599a31d418c7c69e94b1?environmentId=100
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logsource:
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product: windows
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service: sysmon
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detection:
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fsutil_clean_journal:
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EventID: 1
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Image: '*\fsutil.exe'
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CommandLine: '* deletejournal *'
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pipe_com:
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EventID: 1
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CommandLine: '*\AppData\Local\Temp\* \\.\pipe\*'
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event_clean:
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EventID: 1
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Image: '*\wevtutil.exe'
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CommandLine: '* cl *'
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rundll32_dash1:
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EventID: 1
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Image: '*\rundll32.exe'
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CommandLine: '*.dat,#1'
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perfc_keyword:
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- '*\perfc.dat*'
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condition: fsutil_clean_journal or pipe_com or event_clean or rundll32_dash1 or perfc_keyword
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fields:
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- CommandLine
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- ParentCommandLine
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falsepositives:
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- Admin activity
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level: critical
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