{"id":"e2f17c5d-b02a-442b-9052-6eb89c9fec9c","title":"Screen Capture with Xwd","description":"Detects adversary creating screen capture of a full with xwd. Highly recommended using rule on servers, due high usage of screenshot utilities on user workstations","author":"Pawel Mazur","status":"test","level":"low","date":"2021-09-13","modified":"2022-12-18","tags":["attack.collection","attack.t1113"],"technique_ids":["T1113"],"logsource":{"product":"linux","service":"auditd"},"falsepositives":["Legitimate use of screenshot utility"],"references":["https://github.com/redcanaryco/atomic-red-team/blob/f339e7da7d05f6057fdfcdd3742bfcf365fee2a9/atomics/T1113/T1113.md#atomic-test-3---x-windows-capture","https://linux.die.net/man/1/xwd"],"source_path":"rules/linux/auditd/execve/lnx_auditd_screencaputre_xwd.yml","source_sha256":"f31872b21db8dab99abcc2e9355f4cc6fea2d7ea4cb1c0e4ac80ae854ed00209","source_url":"https://github.com/anpa1200/sigma/blob/b249e9683190cffdcaf188ccbfb90bf4759844e1/rules/linux/auditd/execve/lnx_auditd_screencaputre_xwd.yml","license":"Detection Rule License 1.1","license_url":"https://github.com/SigmaHQ/Detection-Rule-License/blob/main/LICENSE.Detection.Rules.md","yaml":"title: Screen Capture with Xwd\nid: e2f17c5d-b02a-442b-9052-6eb89c9fec9c\nstatus: test\ndescription: Detects adversary creating screen capture of a full with xwd. Highly recommended using rule on servers, due high usage of screenshot utilities on user workstations\nreferences:\n    - https://github.com/redcanaryco/atomic-red-team/blob/f339e7da7d05f6057fdfcdd3742bfcf365fee2a9/atomics/T1113/T1113.md#atomic-test-3---x-windows-capture\n    - https://linux.die.net/man/1/xwd\nauthor: 'Pawel Mazur'\ndate: 2021-09-13\nmodified: 2022-12-18\ntags:\n    - attack.collection\n    - attack.t1113\nlogsource:\n    product: linux\n    service: auditd\ndetection:\n    selection:\n        type: EXECVE\n        a0: xwd\n    xwd_root_window:\n        a1: '-root'\n        a2: '-out'\n        a3|endswith: '.xwd'\n    xwd_no_root_window:\n        a1: '-out'\n        a2|endswith: '.xwd'\n    condition: selection and 1 of xwd_*\nfalsepositives:\n    - Legitimate use of screenshot utility\nlevel: low\n","validation":"yaml_parsed_not_backend_compiled_or_live_validated","techniques":[{"key":"enterprise/T1113","id":"T1113","name":"Screen Capture","page":"techniques/enterprise/T1113/"}],"data_path":"data/detection-rules/e2f17c5d-b02a-442b-9052-6eb89c9fec9c.json","kind":"sigma"}