{"id":"9db5446c-b44a-4291-8b89-fcab5609c3b3","title":"OpenCanary - VNC Connection Attempt","description":"Detects instances where a VNC 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.lateral-movement","attack.t1021"],"technique_ids":["T1021"],"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_vnc_connection_attempt.yml","source_sha256":"a942e43bb04445ed1a1176327023c326bdac14c6b21dc47ab2de07c76b220c13","source_url":"https://github.com/anpa1200/sigma/blob/b249e9683190cffdcaf188ccbfb90bf4759844e1/rules/application/opencanary/opencanary_vnc_connection_attempt.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 - VNC Connection Attempt\nid: 9db5446c-b44a-4291-8b89-fcab5609c3b3\nstatus: test\ndescription: Detects instances where a VNC 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.lateral-movement\n    - attack.t1021\nlogsource:\n    category: application\n    product: opencanary\ndetection:\n    selection:\n        logtype: 12001\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/"}],"data_path":"data/detection-rules/9db5446c-b44a-4291-8b89-fcab5609c3b3.json","kind":"sigma"}