Attempt to Unload Elastic Endpoint Security Kernel Extension

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Attempt to Unload Elastic Endpoint Security Kernel Extension

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Identifies attempts to unload the Elastic Endpoint Security kernel extension via the kextunload command.

Rule type: query

Rule indices:

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

Severity: high

Risk score: 73

Runs every: 5m

Searches indices from: now-9m (Date Math format, see also Additional look-back time)

Maximum alerts per execution: 100

References: None

Tags:

  • Elastic
  • Host
  • macOS
  • Threat Detection
  • Defense Evasion

Version: 101

Rule authors:

  • Elastic

Rule license: Elastic License v2

Rule query

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event.category:process and event.type:(start or process_started) and
 process.name:kextunload and process.args:("/System/Library/Extensions/EndpointSecurity.kext" or "EndpointSecurity.kext")

Framework: MITRE ATT&CKTM