Rare process running on a Linux host

Looks for rare processes that are running on Linux hosts. Looks for process seen less than 14 times in last 7 days, or observed rate is less than 1% of of the average for the environment and fewer than 100.

Detection logic

Detection requirements

Platform: Containers ESXi IaaS Identity Provider Linux macOS Network Devices Office Suite SaaS Windows
The rule states no platform. This is derived from the 3 ATT&CK techniques it maps to.
Log source product: syslog syslogama
Log source service: syslog

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Detection rules

Rare process running on a Linux host

Detection logic

Detection requirements

MITRE ATT&CK mappings

From the source

Licence

Authorship

Detection rules