{"id":"7f43c430-5001-4f8b-aaa9-c3b88f18fa5c","title":"Execute From Alternate Data Streams","description":"Detects execution from an Alternate Data Stream (ADS). Adversaries may use NTFS file attributes to hide their malicious data in order to evade detection","author":"frack113","status":"test","level":"medium","date":"2021-09-01","modified":"2022-10-09","tags":["attack.stealth","attack.t1564.004"],"technique_ids":["T1564.004"],"logsource":{"category":"process_creation","product":"windows"},"falsepositives":["Unknown"],"references":["https://github.com/redcanaryco/atomic-red-team/blob/f339e7da7d05f6057fdfcdd3742bfcf365fee2a9/atomics/T1564.004/T1564.004.md"],"source_path":"rules/windows/process_creation/proc_creation_win_susp_alternate_data_streams.yml","source_sha256":"c86f96807f992ed62afc61471405c5641582bb9058be93a6748acda72a469ade","source_url":"https://github.com/anpa1200/sigma/blob/b249e9683190cffdcaf188ccbfb90bf4759844e1/rules/windows/process_creation/proc_creation_win_susp_alternate_data_streams.yml","license":"Detection Rule License 1.1","license_url":"https://github.com/SigmaHQ/Detection-Rule-License/blob/main/LICENSE.Detection.Rules.md","yaml":"title: Execute From Alternate Data Streams\nid: 7f43c430-5001-4f8b-aaa9-c3b88f18fa5c\nstatus: test\ndescription: Detects execution from an Alternate Data Stream (ADS). Adversaries may use NTFS file attributes to hide their malicious data in order to evade detection\nreferences:\n    - https://github.com/redcanaryco/atomic-red-team/blob/f339e7da7d05f6057fdfcdd3742bfcf365fee2a9/atomics/T1564.004/T1564.004.md\nauthor: frack113\ndate: 2021-09-01\nmodified: 2022-10-09\ntags:\n    - attack.stealth\n    - attack.t1564.004\nlogsource:\n    category: process_creation\n    product: windows\ndetection:\n    selection_stream:\n        CommandLine|contains: 'txt:'\n    selection_tools_type:\n        CommandLine|contains|all:\n            - 'type '\n            - ' > '\n    selection_tools_makecab:\n        CommandLine|contains|all:\n            - 'makecab '\n            - '.cab'\n    selection_tools_reg:\n        CommandLine|contains|all:\n            - 'reg '\n            - ' export '\n    selection_tools_regedit:\n        CommandLine|contains|all:\n            - 'regedit '\n            - ' /E '\n    selection_tools_esentutl:\n        CommandLine|contains|all:\n            - 'esentutl '\n            - ' /y '\n            - ' /d '\n            - ' /o '\n    condition: selection_stream and (1 of selection_tools_*)\nfalsepositives:\n    - Unknown\nlevel: medium\n","validation":"yaml_parsed_not_backend_compiled_or_live_validated","techniques":[{"key":"enterprise/T1564.004","id":"T1564.004","name":"NTFS File Attributes","page":"techniques/enterprise/T1564.004/"}],"data_path":"data/detection-rules/7f43c430-5001-4f8b-aaa9-c3b88f18fa5c.json","kind":"sigma"}