IMPORTANT: No additional bug fixes or documentation updates
will be released for this version. For the latest information, see the
current release documentation.
Persistence via Kernel Module Modification
editPersistence via Kernel Module Modification
editIdentifies loadable kernel module errors, which are often indicative of potential persistence attempts.
Rule type: query
Rule indices:
- auditbeat-*
- logs-endpoint.events.*
Severity: low
Risk score: 21
Runs every: 5 minutes
Searches indices from: now-9m (Date Math format, see also Additional look-back time
)
Maximum alerts per execution: 100
References:
Tags:
- Elastic
- Host
- Linux
- Threat Detection
- Persistence
Version: 5 (version history)
Added (Elastic Stack release): 7.6.0
Last modified (Elastic Stack release): 7.10.0
Rule authors: Elastic
Rule license: Elastic License
Potential false positives
editSecurity tools and device drivers may run these programs in order to load legitimate kernel modules. Use of these programs by ordinary users is uncommon.
Rule query
editevent.category:process and event.type:(start or process_started) and process.name:(insmod or kmod or modprobe or rmod)
Threat mapping
editFramework: MITRE ATT&CKTM
-
Tactic:
- Name: Persistence
- ID: TA0003
- Reference URL: https://attack.mitre.org/tactics/TA0003/
-
Technique:
- Name: Kernel Modules and Extensions
- ID: T1215
- Reference URL: https://attack.mitre.org/techniques/T1215/
Rule version history
edit- Version 5 (7.10.0 release)
-
- Formatting only
- Version 4 (7.9.1 release)
-
- Formatting only
- Version 3 (7.9.0 release)
-
-
Updated query, changed from:
process.name:(insmod or kmod or modprobe or rmod) and event.action:executed
-
- Version 2 (7.7.0 release)
-
-
Updated query, changed from:
process.name: (insmod or kmod or modprobe or rmod) and event.action:executed
-