Analytics Alerts

Browse the Cortex analytics alert reference.

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1 alert match the current filters. tactic: TA0043 ✕

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  • Unusual display name in From header Informational Email 2 variations

    An email was detected with an unusual display name in the From header.

    Activation:
    14 Days
    Training:
    30 Days
    Test:
    N/A (single event)
    Deduplication:
    1 Day
    ATT&CK tactics: Reconnaissance (TA0043) Initial Access (TA0001)
    ATT&CK techniques: Phishing for Information (T1598) Phishing (T1566)
    Required data: Microsoft 365 Emails
    Attacker's goals: Evade defenses and hide potential malicious data inside the email display name.
    Investigative actions: Analyze the email further to determine the source of the anomaly and what can be done about it.

    Variations

    Unusual display name in the From header containing an embedded URL

    Low overridden

    An email was detected with an unusual sender display name in the From header containing an embedded URL. overridden

    Unusual display name in the From header that is identical to the email address

    Informational overridden

    An email was detected where the display name in the From header is unusual and matches the sender email address. overridden