Analytics Alerts

Browse the Cortex analytics alert reference.

Severity
Detection module
Data source
  • Email with URL shortener detected Informational Email

    A URL shortener was detected in the email body.

    Activation:
    14 Days
    Training:
    30 Days
    Test:
    N/A (single event)
    Deduplication:
    1 Hour 30 Minutes
    ATT&CK tactics: Stealth (TA0005)
    ATT&CK techniques: Hide Artifacts (T1564)
    Required data: Microsoft 365 Emails
    Detector tags: Malicious URLs
    Attacker's goals: Attackers use URL shorteners to hide the true destination of a link, making it easier to trick recipients into clicking on it.
    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 or links, scrutinize them for any suspicious indications. Monitor further actions taken, such as file downloads or access to potentially malicious links.