41 lines
1.0 KiB
YAML
41 lines
1.0 KiB
YAML
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title: Metasploit SMB Authentication
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ruletype: Sigma
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author: Chakib Gzenayi (@Chak092), Hosni Mribah
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date: 2020/05/06
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description: Alerts on Metasploit host's authentications on the domain.
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detection:
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SELECTION_1:
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EventID: 4625
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SELECTION_2:
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EventID: 4624
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SELECTION_3:
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LogonType: 3
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SELECTION_4:
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AuthenticationPackageName: NTLM
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SELECTION_5:
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WorkstationName|re: ^[A-Za-z0-9]{16}$
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SELECTION_6:
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ProcessName|re: ^$
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SELECTION_7:
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EventID: 4776
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SELECTION_8:
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Workstation|re: ^[A-Za-z0-9]{16}$
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condition: (((SELECTION_1 or SELECTION_2) and SELECTION_3 and SELECTION_4 and SELECTION_5)
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or (SELECTION_6 and SELECTION_7 and SELECTION_8))
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falsepositives:
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- Linux hostnames composed of 16 characters.
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id: 72124974-a68b-4366-b990-d30e0b2a190d
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level: high
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logsource:
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product: windows
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service: security
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modified: 2021/07/07
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references:
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- https://github.com/rapid7/metasploit-framework/blob/master/lib/rex/proto/smb/client.rb
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status: experimental
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tags:
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- attack.lateral_movement
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- attack.t1077
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- attack.t1021.002
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