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Creation of Kernel Module

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Identifies activity related to loading kernel modules on Linux via creation of new ko files in the LKM directory.

Rule type: eql

Rule indices:

  • auditbeat-*
  • logs-endpoint.events.*

Severity: low

Risk score: 21

Runs every: 60m

Searches indices from: now-119m (Date Math format, see also Additional look-back time)

Maximum alerts per execution: 100

References: None

Tags:

  • Domain: Endpoint
  • OS: Linux
  • Use Case: Threat Detection
  • Tactic: Persistence
  • Rule Type: BBR
  • Data Source: Elastic Defend

Version: 1

Rule authors:

  • Elastic

Rule license: Elastic License v2

Rule query

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file where event.type in ("change", "creation") and host.os.type == "linux" and
file.path : "/lib/modules/*" and file.name : "*.ko"

Framework: MITRE ATT&CKTM

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