{"id":"db1ac3be-f606-4e3a-89e0-9607cbe6b98a","title":"Capsh Shell Invocation - Linux","description":"Detects the use of the \"capsh\" utility to invoke a shell.\n","author":"Li Ling, Andy Parkidomo, Robert Rakowski, Blake Hartstein (Bloomberg L.P.)","status":"test","level":"high","date":"2024-09-02","modified":"","tags":["attack.execution","attack.t1059"],"technique_ids":["T1059"],"logsource":{"category":"process_creation","product":"linux"},"falsepositives":["Unknown"],"references":["https://gtfobins.github.io/gtfobins/capsh/#shell","https://www.elastic.co/guide/en/security/current/linux-restricted-shell-breakout-via-linux-binary-s.html"],"source_path":"rules/linux/process_creation/proc_creation_lnx_capsh_shell_invocation.yml","source_sha256":"e2f8ca06e33d13990fd9866031115a591ce153d70d6965f7f0ed248689b08094","source_url":"https://github.com/anpa1200/sigma/blob/b249e9683190cffdcaf188ccbfb90bf4759844e1/rules/linux/process_creation/proc_creation_lnx_capsh_shell_invocation.yml","license":"Detection Rule License 1.1","license_url":"https://github.com/SigmaHQ/Detection-Rule-License/blob/main/LICENSE.Detection.Rules.md","yaml":"title: Capsh Shell Invocation - Linux\nid: db1ac3be-f606-4e3a-89e0-9607cbe6b98a\nstatus: test\ndescription: |\n    Detects the use of the \"capsh\" utility to invoke a shell.\nreferences:\n    - https://gtfobins.github.io/gtfobins/capsh/#shell\n    - https://www.elastic.co/guide/en/security/current/linux-restricted-shell-breakout-via-linux-binary-s.html\nauthor: Li Ling, Andy Parkidomo, Robert Rakowski, Blake Hartstein (Bloomberg L.P.)\ndate: 2024-09-02\ntags:\n    - attack.execution\n    - attack.t1059\nlogsource:\n    category: process_creation\n    product: linux\ndetection:\n    selection:\n        Image|endswith: '/capsh'\n        CommandLine|endswith: ' --'\n    condition: selection\nfalsepositives:\n    - Unknown\nlevel: high\n","validation":"yaml_parsed_not_backend_compiled_or_live_validated","techniques":[{"key":"enterprise/T1059","id":"T1059","name":"Command and Scripting Interpreter","page":"techniques/enterprise/T1059/"}],"data_path":"data/detection-rules/db1ac3be-f606-4e3a-89e0-9607cbe6b98a.json","kind":"sigma"}