OpenCanary - SSH Login Attempt

Detects instances where an SSH service on an OpenCanary node has had a login attempt.

Sigma rule (View on GitHub)

 1title: OpenCanary - SSH Login Attempt
 2id: ff7139bc-fdb1-4437-92f2-6afefe8884cb
 3status: experimental
 4description: Detects instances where an SSH service on an OpenCanary node has had a login attempt.
 5references:
 6    - https://opencanary.readthedocs.io/en/latest/starting/configuration.html#services-configuration
 7    - https://github.com/thinkst/opencanary/blob/a0896adfcaf0328cfd5829fe10d2878c7445138e/opencanary/logger.py#L52
 8author: Security Onion Solutions
 9date: 2024/03/08
10tags:
11    - attack.initial_access
12    - attack.lateral_movement
13    - attack.persistence
14    - attack.t1133
15    - attack.t1021
16    - attack.t1078
17logsource:
18    category: application
19    product: opencanary
20detection:
21    selection:
22        logtype: 4002
23    condition: selection
24falsepositives:
25    - Unlikely
26level: high

References

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