Analytics Alerts

Browse the Cortex analytics alert reference.

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1 alert match the current filters. technique: T1530 ✕

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  • Massive file downloads from SaaS service Informational Identity Threat Module, SaaS Threat Detection, Email 3 variations

    A user downloaded a large volume of files from an organizational SaaS service, either exceeding the normal file count or size for the user's typical behavior.

    Activation:
    14 Days
    Training:
    30 Days
    Test:
    1 Hour
    Deduplication:
    1 Day
    ATT&CK tactics: Collection (TA0009)
    ATT&CK techniques: Data from Cloud Storage (T1530)
    Required data: Box Audit Log DropBox Google Workspace Audit Logs Office 365 Audit
    Detector tags: Data Detection & Response
    Attacker's goals: An attacker may download files from a SaaS service to exfiltrate sensitive data.
    Investigative actions: Check for signs of account compromise, such as abnormal login activity or unusual behavior. Review the files that were downloaded to determine if they contain sensitive data. Verify if the user account that downloaded the files is authorized to access them. Analyze the file types that were downloaded. Monitor the account for any further suspicious actions.

    Variations

    Suspicious SaaS service file downloads

    Low overridden

    A user downloaded a large volume of files from an organizational SaaS service, either exceeding the normal file count or size for the user's typical behavior. The user connected from an unknown IP and displayed suspicious characteristics. overridden

    Massive file downloads from SaaS service by terminated user

    Low overridden

    A user downloaded a large volume of files from an organizational SaaS service, either exceeding the normal file count or size for the user's typical behavior. overridden

    Massive code file downloads from SaaS service

    Low overridden

    A user downloaded a large volume of files from an organizational SaaS service, either exceeding the normal file count or size for the user's typical behavior. overridden