53 lines
1.6 KiB
YAML
53 lines
1.6 KiB
YAML
title: Emotet Process Creation
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author: Florian Roth
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date: 2019/09/30
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description: Detects all Emotet like process executions that are not covered by the
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more generic rules
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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: '* -e* PAA*'
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SELECTION_3:
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CommandLine: '*JABlAG4AdgA6AHUAcwBlAHIAcAByAG8AZgBpAGwAZQ*'
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SELECTION_4:
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CommandLine: '*QAZQBuAHYAOgB1AHMAZQByAHAAcgBvAGYAaQBsAGUA*'
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SELECTION_5:
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CommandLine: '*kAGUAbgB2ADoAdQBzAGUAcgBwAHIAbwBmAGkAbABlA*'
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SELECTION_6:
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CommandLine: '*IgAoACcAKgAnACkAOwAkA*'
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SELECTION_7:
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CommandLine: '*IAKAAnACoAJwApADsAJA*'
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SELECTION_8:
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CommandLine: '*iACgAJwAqACcAKQA7ACQA*'
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SELECTION_9:
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CommandLine: '*JABGAGwAeAByAGgAYwBmAGQ*'
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condition: (SELECTION_1 and (SELECTION_2 or SELECTION_3 or SELECTION_4 or SELECTION_5
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or SELECTION_6 or SELECTION_7 or SELECTION_8 or SELECTION_9))
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falsepositives:
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- Unlikely
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fields:
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- CommandLine
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- ParentCommandLine
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id: d02e8cf5-6099-48cf-9bfc-1eec2d0c7b18
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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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modified: 2020/09/01
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references:
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- https://app.any.run/tasks/e13ab713-64cf-4b23-ad93-6dceaa5429ac/
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- https://app.any.run/tasks/81f3c28c-c686-425d-8a2b-a98198d244e1/
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- https://app.any.run/tasks/97f875e8-0e08-4328-815f-055e971ba754/
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- https://app.any.run/tasks/84fc9b4a-ea2b-47b1-8aa6-9014402dfb56/
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status: experimental
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tags:
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- attack.execution
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- attack.t1059.001
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- attack.t1086
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- attack.defense_evasion
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- attack.t1027
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yml_filename: win_malware_emotet.yml
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yml_path: /Users/user/Documents/YamatoSecurity/sigma/rules/windows/process_creation
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