31 lines
912 B
YAML
31 lines
912 B
YAML
title: F-Secure C3 Load by Rundll32
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author: Alfie Champion (ajpc500)
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date: 2021/06/02
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description: F-Secure C3 produces DLLs with a default exported StartNodeRelay function.
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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: '*rundll32.exe*'
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SELECTION_3:
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CommandLine: '*.dll*'
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SELECTION_4:
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CommandLine: '*StartNodeRelay*'
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condition: (SELECTION_1 and SELECTION_2 and SELECTION_3 and SELECTION_4)
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falsepositives:
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- Unknown
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id: b18c9d4c-fac9-4708-bd06-dd5bfacf200f
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level: critical
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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://github.com/FSecureLABS/C3/blob/master/Src/NodeRelayDll/NodeRelayDll.cpp#L12
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status: experimental
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tags:
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- attack.defense_evasion
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- attack.t1218.011
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yml_filename: process_creation_c3_load_by_rundll32.yml
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yml_path: /Users/user/Documents/YamatoSecurity/sigma/rules/windows/process_creation
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