OpenCanary - NTP Monlist Request

 Original Source: [Sigma source]
Title: OpenCanary - NTP Monlist Request
Status: test
Description:Detects instances where an NTP service on an OpenCanary node has had a NTP monlist request.
References:
  -https://opencanary.readthedocs.io/en/latest/starting/configuration.html#services-configuration
  -https://github.com/thinkst/opencanary/blob/a0896adfcaf0328cfd5829fe10d2878c7445138e/opencanary/logger.py#L52
Author: Security Onion Solutions
Date: 2024-03-08
modified:None
Tags:
  • -'attack.impact'
  • -'attack.t1498'
Logsource:
  • category: application
  • product: opencanary
Detection:
  selection:
    logtype: '11001'
  condition:selection
Falsepositives:
  -Unlikely
Level: high