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Persistence via Kernel Module Modification
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Persistence via Kernel Module Modification
editIdentifies loadable kernel module errors, which are often indicative of potential persistence attempts.
Rule indices:
- auditbeat-*
Severity: low
Risk score: 21
Runs every: 5 minutes
Searches indices from: now-6m (Date Math format, see also Additional look-back time)
Maximum signals per execution: 100
References:
Tags:
- Elastic
- Linux
Rule version: 1
Added (Elastic Stack release): 7.6.0
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
editprocess.name: (insmod or kmod or modprobe or rmod) and event.action:executed
Threat mapping
editFramework: MITRE ATT&CKTM
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Tactic:
- Name: Persistence
- ID: TA0003
- Reference URL: https://attack.mitre.org/techniques/TA0003/
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Technique:
- Name: Kernel Modules and Extensions
- ID: T1215
- Reference URL: https://attack.mitre.org/techniques/T1215/