Analytics Alerts

Browse the Cortex analytics alert reference.

Severity
Detection module
Data source

1 alert match the current filters.

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  • Initial person-to-person email contact Informational Email

    Identifies when a sender initiates contact with individuals with no prior history of interaction in the last 30 days.

    Activation:
    14 Days
    Training:
    30 Days
    Test:
    N/A (single event)
    Deduplication:
    1 Day
    ATT&CK tactics: Execution (TA0002) Credential Access (TA0006)
    ATT&CK techniques: User Execution (T1204) Brute Force: Password Cracking (T1110.002)
    Required data: Microsoft 365 Emails
    Detector tags: Phishing
    Attacker's goals: Trick the user on clicking the link, while avoiding detection.
    Investigative actions: Examine the sender's IP address and reputation. Verify whether the sender's IP address has appeared in different log sources before, and if it is recognizable. If the message contains attachments/links, scrutinize them for any suspicious indications. Monitor further actions taken, such as file downloads or access to potentially malicious links.