IMPORTANT: No additional bug fixes or documentation updates will be released for this version. For the latest information, see the current release documentation.
« Unusual Linux Network Service Unusual Linux Process Discovery Activity »
Elastic Docs ›Elastic Security Solution [7.11] ›Detections and Alerts ›Prebuilt rule reference

Unusual Linux Process Calling the Metadata Service

edit

Unusual Linux Process Calling the Metadata Service

edit

Looks for anomalous access to the metadata service by an unusual process. The metadata service may be targeted in order to harvest credentials or user data scripts containing secrets.

Rule type: machine_learning

Machine learning job: linux_rare_metadata_process

Machine learning anomaly threshold: 50

Severity: low

Risk score: 21

Runs every: 15 minutes

Searches indices from: now-45m (Date Math format, see also Additional look-back time)

Maximum alerts per execution: 100

Tags:

  • Elastic
  • Host
  • Linux
  • Threat Detection
  • ML

Version: 1

Added (Elastic Stack release): 7.10.0

Rule authors: Elastic

Rule license: Elastic License

Potential false positives

edit

A newly installed program or one that runs very rarely as part of a monthly or quarterly workflow could trigger this detection rule.

« Unusual Linux Network Service Unusual Linux Process Discovery Activity »