M365EXO-047: Purview Audit (Premium) logging enabled (MS.EXO.17.2)

Plataforma
Entra ID / M365
Categoría
Advanced Threat Protection
Severidad
Medium
Pilar de Zero Trust
Visibility & Analytics (peso 1)
Fixtures de referencia
1
Cobertura de ramas
Observada: los fixtures prueban los veredictos que ejercitan
Procedencia
baseline

Qué comprueba

SCuBA MS.EXO.17.2 requires that Microsoft Purview Audit (Premium) logging be enabled. Premium auditing adds high-value event types (such as MailItemsAccessed) and longer default retention that Standard does not include, materially improving visibility during an investigation. Premium auditing requires E5/G5 or equivalent add-on licensing.

Valor recomendado

Premium audit event types (e.g., MailItemsAccessed) and audit retention features enabled, subject to E5/G5 or add-on licensing

Remediación

Enable Microsoft Purview Audit (Premium) features so additional event types such as MailItemsAccessed are captured. Confirm the tenant carries the required E5/G5 licensing or compliance add-on; where not licensed, this control cannot be met and should be tracked as not assessed rather than passed. Validate that high-value audit events are being recorded after enabling.

Veredictos probados con fixtures

Cada veredicto de esta tabla está probado por un fixture de referencia en la suite de pruebas que valida el módulo. La tabla se deriva de la última ejecución en verde; no puede editarse a mano.

Escenarios de veredicto de M365EXO-047
EscenarioVeredicto esperado
not-implementedNot Assessed

Mapeos a marcos de referencia

NIST SP 800-53
AU-2, AU-3, AU-12
MITRE ATT&CK
T1114