37 lines
1.0 KiB
YAML
37 lines
1.0 KiB
YAML
title: ProtocolHandler.exe Downloaded Suspicious File
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author: frack113
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date: 2021/07/13
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description: Emulates attack via documents through protocol handler in Microsoft Office.
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On successful execution you should see Microsoft Word launch a blank file.
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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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Image: '*\protocolhandler.exe'
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SELECTION_3:
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CommandLine: '*"ms-word*'
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SELECTION_4:
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CommandLine: '*.docx"*'
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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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fields:
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- ComputerName
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- User
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- CommandLine
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- ParentCommandLine
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id: 104cdb48-a7a8-4ca7-a453-32942c6e5dcb
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level: medium
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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/redcanaryco/atomic-red-team/blob/master/atomics/T1218/T1218.md
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status: experimental
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tags:
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- attack.defense_evasion
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- attack.t1218
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yml_filename: process_creation_protocolhandler_suspicious_file.yml
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yml_path: /Users/user/Documents/YamatoSecurity/sigma/rules/windows/process_creation
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