Creation of Kernel Module
editCreation of Kernel Module
editIdentifies activity related to loading kernel modules on Linux via creation of new ko files in the LKM directory.
Rule type: eql
Rule indices:
- logs-endpoint.events.*
- endgame-*
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
- Data Source: Elastic Endgame
Version: 3
Rule authors:
- Elastic
Rule license: Elastic License v2
Rule query
editfile where host.os.type == "linux" and event.type in ("change", "creation") and file.path : "/lib/modules/*" and
file.extension == "ko" and not process.name : (
"dpkg", "systemd", "falcon-sensor*", "dnf", "yum", "rpm", "cp"
)
Framework: MITRE ATT&CKTM
-
Tactic:
- Name: Persistence
- ID: TA0003
- Reference URL: https://attack.mitre.org/tactics/TA0003/
-
Technique:
- Name: Boot or Logon Autostart Execution
- ID: T1547
- Reference URL: https://attack.mitre.org/techniques/T1547/
-
Sub-technique:
- Name: Kernel Modules and Extensions
- ID: T1547.006
- Reference URL: https://attack.mitre.org/techniques/T1547/006/