Analytics Alerts

Browse the Cortex analytics alert reference.

Severity
Detection module
Data source

1 alert match the current filters. technique: T1548 ✕

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  • BitLocker key retrieval Informational Identity Threat Module, SaaS Threat Detection

    An identity retrieved a BitLocker Key.

    Activation:
    14 Days
    Training:
    30 Days
    Test:
    N/A (single event)
    Deduplication:
    1 Day
    ATT&CK tactics: Defense Evasion (TA0005)
    ATT&CK techniques: Abuse Elevation Control Mechanism (T1548)
    Required data: AzureAD Audit Log
    Attacker's goals: BitLocker keys are used for mitigating unauthorized data access on lost or stolen computers by encrypting all user files and system files on the operating system drive. An attacker that retrieves this key, can potentially access the data that should be encrypted.
    Investigative actions: Check what key was retrieved. Check for a possible compromised device. Check whether the user is permitted to perform such actions.