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blue-team-tools/rules/windows/process_creation/process_creation_alternate_data_streams.yml
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2021-09-02 14:22:59 +02:00

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title: Execute From Alternate Data Streams
id: 7f43c430-5001-4f8b-aaa9-c3b88f18fa5c
status: experimental
author: frack113
date: 2021/09/01
description: Adversaries may use NTFS file attributes to hide their malicious data in order to evade detection
references:
- https://github.com/redcanaryco/atomic-red-team/blob/master/atomics/T1564.004/T1564.004.md
tags:
- attack.defense_evasion
- attack.t1564.004
logsource:
category: process_creation
product: windows
detection:
selection_stream:
CommandLine|contains: 'txt:'
selection_tools_type:
CommandLine|contains|all:
- 'type '
- ' > '
selection_tools_makecab:
CommandLine|contains|all:
- 'makecab '
- '.cab'
selection_tools_reg:
CommandLine|contains|all:
- 'reg '
- ' export '
selection_tools_regedit:
CommandLine|contains|all:
- 'regedit '
- ' /E '
selection_tools_esentutl:
CommandLine|contains|all:
- 'esentutl '
- ' /y '
- ' /d '
- ' /o '
condition: selection_stream and (1 of selection_tools_*)
falsepositives:
- Unknown
level: medium