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36 lines
989 B
YAML
36 lines
989 B
YAML
title: NTFS Alternate Data Stream
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id: 8c521530-5169-495d-a199-0a3a881ad24e
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status: experimental
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description: Detects writing data into NTFS alternate data streams from powershell. Needs Script Block Logging.
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references:
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- http://www.powertheshell.com/ntfsstreams/
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- https://github.com/redcanaryco/atomic-red-team/blob/master/atomics/T1564.004/T1564.004.md
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tags:
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- attack.defense_evasion
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- attack.t1564.004
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- attack.t1096 # an old one
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- attack.execution
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- attack.t1059.001
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- attack.t1086 # an old one
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author: Sami Ruohonen
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date: 2018/07/24
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modified: 2021/08/21
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logsource:
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product: windows
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service: powershell
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definition: Script block logging must be enabled
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detection:
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event:
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EventID: 4104
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content:
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ScriptBlockText|contains:
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- "set-content"
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- "add-content"
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stream:
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ScriptBlockText|contains:
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- "-stream"
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condition: all of them
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falsepositives:
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- unknown
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level: high
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