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Untrusted Driver Loaded
editUntrusted Driver Loaded
editIdentifies attempt to load an untrusted driver. Adversaries may modify code signing policies to enable execution of unsigned or self-signed code.
Rule type: eql
Rule indices:
- 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:
Tags:
- Elastic
- Host
- macOS
- Threat Detection
- Defense Evasion
Version: 1
Rule authors:
- Elastic
Rule license: Elastic License v2
Rule query
editlibrary where process.pid == 4 and
dll.code_signature.trusted != true and
not dll.code_signature.status : ("errorExpired", "errorRevoked")
Framework: MITRE ATT&CKTM
-
Tactic:
- Name: Defense Evasion
- ID: TA0005
- Reference URL: https://attack.mitre.org/tactics/TA0005/
-
Technique:
- Name: Subvert Trust Controls
- ID: T1553
- Reference URL: https://attack.mitre.org/techniques/T1553/
-
Sub-technique:
- Name: Code Signing Policy Modification
- ID: T1553.006
- Reference URL: https://attack.mitre.org/techniques/T1553/006/