Analytics Alerts

Browse the Cortex analytics alert reference.

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1 alert match the current filters. tactic: TA0001 ✕

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  • Unusual file-sharing links for mailbox owner Informational Email 1 variation

    The email contains unusual file-sharing link(s) for mailbox owner.

    Activation:
    14 Days
    Training:
    30 Days
    Test:
    N/A (single event)
    Deduplication:
    1 Hour 30 Minutes
    ATT&CK tactics: Initial Access (TA0001) Execution (TA0002)
    ATT&CK techniques: Phishing: Spearphishing Link (T1566.002) User Execution: Malicious File (T1204.002)
    Required data: Microsoft 365 Emails
    Detector tags: Malicious URLs
    Attacker's goals: Deliver malware or exfiltrate data via auto-download file-sharing links.
    Investigative actions: Analyze the linked file(s) to determine if they pose any security risk. Check the sender's communication history within the organization. Analyze the file reputation using sandbox or threat intelligence sources. Verify whether similar links were sent to other users.

    Variations

    Unusual file-sharing links for organization

    Low overridden

    The email contains unusual file-sharing link(s) for organization. overridden