Analytics Alerts

Browse the Cortex analytics alert reference.

Severity
Detection module
Data source
  • Abnormal RPC traffic to multiple hosts Low 1 variation

    The endpoint performed unfamiliar RPC activity to multiple hosts.

    Activation:
    14 Days
    Training:
    30 Days
    Test:
    1 Hour
    Deduplication:
    1 Day
    ATT&CK tactics: Reconnaissance (TA0043)
    ATT&CK techniques: Active Scanning (T1595) Active Scanning: Vulnerability Scanning (T1595.002)
    Required data: Palo Alto Networks Firewall EAL Logs XDR Agent with eXtended Threat Hunting (XTH)
    Attacker's goals: An adversary may enumerate different protocols to gain information and plan its lateral movement over the network.
    Investigative actions: Check if the host is a newly deployed server that provides RPC based services to multiple hosts. Verify the legitimacy of the actor process (and its causality) that initiated this RPC traffic.

    Variations

    Abnormal RPC traffic to multiple IPs

    Informational overridden

    The endpoint performed unfamiliar RPC activity to multiple hosts. overridden