38 lines
1018 B
YAML
38 lines
1018 B
YAML
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title: Suspicious VBScript UN2452 Pattern
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ruletype: Sigma
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author: Florian Roth
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date: 2021/03/05
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description: Detects suspicious inline VBScript keywords as used by UNC2452
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detection:
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SELECTION_1:
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EventID: 1
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SELECTION_2:
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CommandLine: '*Execute*'
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SELECTION_3:
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CommandLine: '*CreateObject*'
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SELECTION_4:
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CommandLine: '*RegRead*'
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SELECTION_5:
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CommandLine: '*window.close*'
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SELECTION_6:
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CommandLine: '*\Microsoft\Windows\CurrentVersion*'
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SELECTION_7:
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CommandLine:
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- '*\Software\Microsoft\Windows\CurrentVersion\Run*'
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condition: (SELECTION_1 and (SELECTION_2 and SELECTION_3 and SELECTION_4 and SELECTION_5
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and SELECTION_6) and not (SELECTION_7))
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falsepositives:
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- Unknown
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id: 20c3f09d-c53d-4e85-8b74-6aa50e2f1b61
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level: high
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logsource:
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category: process_creation
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product: windows
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references:
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- https://www.microsoft.com/security/blog/2021/03/04/goldmax-goldfinder-sibot-analyzing-nobelium-malware/
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status: experimental
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tags:
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- attack.persistence
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- attack.t1547.001
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