Analytics Alerts

Browse the Cortex analytics alert reference.

Severity
Detection module
Data source
  • Abnormal RDP connections to multiple hosts Informational 1 variation

    The endpoint attempted to initiate rare RDP connections to multiple hosts.

    Activation:
    14 Days
    Training:
    30 Days
    Test:
    5 Hours
    Deduplication:
    1 Day
    ATT&CK tactics: Lateral Movement (TA0008)
    ATT&CK techniques: Remote Services: Remote Desktop Protocol (T1021.001)
    Required data: XDR Agent
    Detector tags: NDR Lateral Movement Analytics, Enhanced RDP Analytics
    Attacker's goals: Attackers may attempt to move laterally across the network by using compromised accounts or machines to connect to remote hosts via the RDP protocol.
    Investigative actions: Inspect the legitimacy of the user initiating the RDP connections. Verify that this activity is not part of routine IT operations.

    Variations

    Abnormal RDP connections to multiple hosts

    Low overridden

    The endpoint attempted to initiate rare RDP connections to multiple hosts. overridden

  • Abnormal RDP connections to multiple hosts from a rarely seen host Low

    The endpoint attempted to initiate rare RDP connections to multiple hosts.

    Activation:
    14 Days
    Training:
    30 Days
    Test:
    5 Hours
    Deduplication:
    1 Day
    ATT&CK tactics: Lateral Movement (TA0008)
    ATT&CK techniques: Remote Services: Remote Desktop Protocol (T1021.001)
    Required data: XDR Agent
    Detector tags: NDR Lateral Movement Analytics, Enhanced RDP Analytics, NDR Unmanaged Subnet Analytics
    Attacker's goals: Attackers may attempt to move laterally across the network by using compromised accounts or machines to connect to remote hosts via the RDP protocol.
    Investigative actions: Inspect the legitimacy of the user initiating the RDP connections. Verify that this activity is not part of routine IT operations.