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41 lines
1.2 KiB
YAML
41 lines
1.2 KiB
YAML
title: Maze Ransomware
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id: 29fd07fc-9cfd-4331-b7fd-cc18dfa21052
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status: experimental
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description: Detects specific process characteristics of Maze ransomware word document droppers
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references:
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- https://www.fireeye.com/blog/threat-research/2020/05/tactics-techniques-procedures-associated-with-maze-ransomware-incidents.html
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- https://app.any.run/tasks/51e7185c-52d7-4efb-ac0d-e86340053473/
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- https://app.any.run/tasks/65a79440-373a-4725-8d74-77db9f2abda4/
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author: Florian Roth
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date: 2020/05/08
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tags:
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- attack.execution
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- attack.t1204
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logsource:
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category: process_creation
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product: windows
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detection:
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# Dropper
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selection1:
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ParentImage|endswith:
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- '\WINWORD.exe'
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Image|endswith:
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- '*.tmp'
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# Binary Execution
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selection2:
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Image|endswith: '\wmic.exe'
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ParentImage|contains: '\Temp\'
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CommandLine|endswith: 'shadowcopy delete'
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# Specific Pattern
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selection3:
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CommandLine|endswith: 'shadowcopy delete'
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CommandLine|contains: '\..\..\system32'
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condition: 1 of them
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fields:
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- ComputerName
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- User
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- Image
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falsepositives:
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- Unlikely
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level: critical
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