{"id":"9fbf5927-5261-4284-a71d-f681029ea574","title":"Compress Data and Lock With Password for Exfiltration With 7-ZIP","description":"An adversary may compress or encrypt data that is collected prior to exfiltration using 3rd party utilities","author":"frack113","status":"test","level":"medium","date":"2021-07-27","modified":"2026-06-05","tags":["attack.collection","attack.t1560.001"],"technique_ids":["T1560.001"],"logsource":{"category":"process_creation","product":"windows"},"falsepositives":["Legitimate activity is expected since compressing files with a password is common."],"references":["https://github.com/redcanaryco/atomic-red-team/blob/f339e7da7d05f6057fdfcdd3742bfcf365fee2a9/atomics/T1560.001/T1560.001.md"],"source_path":"rules/windows/process_creation/proc_creation_win_7zip_password_compression.yml","source_sha256":"877998e61870667b675653f3b74cbaabc7b0120c71fb80e26f7b27b198ff64c0","source_url":"https://github.com/anpa1200/sigma/blob/b249e9683190cffdcaf188ccbfb90bf4759844e1/rules/windows/process_creation/proc_creation_win_7zip_password_compression.yml","license":"Detection Rule License 1.1","license_url":"https://github.com/SigmaHQ/Detection-Rule-License/blob/main/LICENSE.Detection.Rules.md","yaml":"title: Compress Data and Lock With Password for Exfiltration With 7-ZIP\nid: 9fbf5927-5261-4284-a71d-f681029ea574\nstatus: test\ndescription: An adversary may compress or encrypt data that is collected prior to exfiltration using 3rd party utilities\nreferences:\n    - https://github.com/redcanaryco/atomic-red-team/blob/f339e7da7d05f6057fdfcdd3742bfcf365fee2a9/atomics/T1560.001/T1560.001.md\nauthor: frack113\ndate: 2021-07-27\nmodified: 2026-06-05\ntags:\n    - attack.collection\n    - attack.t1560.001\nlogsource:\n    category: process_creation\n    product: windows\ndetection:\n    selection_img:\n        - Description|contains: '7-Zip'\n        - Image|endswith:\n              - '\\7z.exe'\n              - '\\7zr.exe'\n              - '\\7za.exe'\n        - OriginalFileName:\n              - '7z.exe'\n              - '7za.exe'\n              - '7zr.exe'\n    selection_password:\n        CommandLine|contains: ' -p'\n    selection_action:\n        CommandLine|contains:\n            - ' a '\n            - ' u '\n    condition: all of selection_*\nfalsepositives:\n    - Legitimate activity is expected since compressing files with a password is common.\nlevel: medium\n","validation":"yaml_parsed_not_backend_compiled_or_live_validated","techniques":[{"key":"enterprise/T1560.001","id":"T1560.001","name":"Archive via Utility","page":"techniques/enterprise/T1560.001/"}],"data_path":"data/detection-rules/9fbf5927-5261-4284-a71d-f681029ea574.json","kind":"sigma"}