Analytics Alerts

Browse the Cortex analytics alert reference.

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1 alert match the current filters. tactic: TA0112 ✕ technique: T1686 ✕

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  • Iptables configuration command was executed Informational 7 variations

    The iptables process was executed with a command to add or delete rules on the host.

    Activation:
    14 Days
    Training:
    30 Days
    Test:
    N/A (single event)
    Deduplication:
    1 Day
    ATT&CK tactics: Defense Impairment (TA0112)
    ATT&CK techniques: Disable or Modify System Firewall (T1686)
    Required data: XDR Agent
    Attacker's goals: Adding or deleting system firewalls rules to avoid possible detection.
    Investigative actions: Verify that this isn't IT activity. Look for other hosts executing similar commands.

    Variations

    Rare iptables port forward command was executed

    Low overridden

    An iptables command was executed to perform port forward, This command is unpopular. overridden

    Uncommon iptables port forward command was executed on the host

    Informational overridden

    An iptables command was executed to perform port forward, This command is uncommon for the host. overridden

    Rare iptables delete command was executed

    Low overridden

    An iptables command was executed to delete rule, This command is unpopular. overridden

    A rare iptables delete command was executed on the host

    Informational overridden

    An iptables command was executed to delete rule, This command is uncommon for the host. overridden

    A rare iptables flush all command was executed

    Low overridden

    An iptables command was executed to flush all rules, This command is unpopular. overridden

    A rare iptables flush command was executed

    Low overridden

    An iptables command was executed to flush all rules, This command is unpopular. overridden

    A rare iptables flush command was executed on the host

    Informational overridden

    An iptables command was executed to flush rules, This command is uncommon for the host. overridden