35 lines
848 B
YAML
35 lines
848 B
YAML
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title: Ncat Execution
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ruletype: Sigma
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author: frack113
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date: 2021/07/21
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description: Adversaries may use a non-application layer protocol for communication
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between host and C2 server or among infected hosts within a network
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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:
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- '*\ncat.exe'
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SELECTION_3:
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CommandLine:
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- '* -lvp *'
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- '* -l --proxy-type http *'
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- '* --exec cmd.exe *'
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- '* -vnl --exec *'
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condition: (SELECTION_1 and (SELECTION_2 or SELECTION_3))
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falsepositives:
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- Legitimate ncat use
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id: e31033fc-33f0-4020-9a16-faf9b31cbf08
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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://nmap.org/ncat/
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- https://github.com/redcanaryco/atomic-red-team/blob/master/atomics/T1095/T1095.md
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status: experimental
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tags:
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- attack.command_and_control
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- attack.t1095
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