{"id":"cd55f721-5623-4663-bd9b-5229cab5237d","title":"OpenCanary - SSH New Connection Attempt","description":"Detects instances where an SSH service on an OpenCanary node has had a connection attempt.","author":"Security Onion Solutions","status":"test","level":"high","date":"2024-03-08","modified":"","tags":["attack.privilege-escalation","attack.initial-access","attack.lateral-movement","attack.persistence","attack.stealth","attack.t1133","attack.t1021","attack.t1078"],"technique_ids":["T1021","T1078","T1133"],"logsource":{"category":"application","product":"opencanary"},"falsepositives":["Unlikely"],"references":["https://opencanary.readthedocs.io/en/latest/starting/configuration.html#services-configuration","https://github.com/thinkst/opencanary/blob/a0896adfcaf0328cfd5829fe10d2878c7445138e/opencanary/logger.py#L52"],"source_path":"rules/application/opencanary/opencanary_ssh_new_connection.yml","source_sha256":"fc641f2c2fdb6ed41fe7b465be50adf98cebbb3c761a184c5b2f2ca49a3744cf","source_url":"https://github.com/anpa1200/sigma/blob/b249e9683190cffdcaf188ccbfb90bf4759844e1/rules/application/opencanary/opencanary_ssh_new_connection.yml","license":"Detection Rule License 1.1","license_url":"https://github.com/SigmaHQ/Detection-Rule-License/blob/main/LICENSE.Detection.Rules.md","yaml":"title: OpenCanary - SSH New Connection Attempt\nid: cd55f721-5623-4663-bd9b-5229cab5237d\nstatus: test\ndescription: Detects instances where an SSH service on an OpenCanary node has had a connection attempt.\nreferences:\n    - https://opencanary.readthedocs.io/en/latest/starting/configuration.html#services-configuration\n    - https://github.com/thinkst/opencanary/blob/a0896adfcaf0328cfd5829fe10d2878c7445138e/opencanary/logger.py#L52\nauthor: Security Onion Solutions\ndate: 2024-03-08\ntags:\n    - attack.privilege-escalation\n    - attack.initial-access\n    - attack.lateral-movement\n    - attack.persistence\n    - attack.stealth\n    - attack.t1133\n    - attack.t1021\n    - attack.t1078\nlogsource:\n    category: application\n    product: opencanary\ndetection:\n    selection:\n        logtype: 4000\n    condition: selection\nfalsepositives:\n    - Unlikely\nlevel: high\n","validation":"yaml_parsed_not_backend_compiled_or_live_validated","techniques":[{"key":"enterprise/T1021","id":"T1021","name":"Remote Services","page":"techniques/enterprise/T1021/"},{"key":"enterprise/T1078","id":"T1078","name":"Valid Accounts","page":"techniques/enterprise/T1078/"},{"key":"enterprise/T1133","id":"T1133","name":"External Remote Services","page":"techniques/enterprise/T1133/"}],"data_path":"data/detection-rules/cd55f721-5623-4663-bd9b-5229cab5237d.json","kind":"sigma"}