Analytics Alerts

Browse the Cortex analytics alert reference.

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1 alert match the current filters. technique: T1686 ✕

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  • Suspicious disablement of the Windows Firewall using PowerShell commands Medium

    The Windows Firewall has been disabled using PowerShell. Malware may turn it off to exfiltrate data and communicate with C2 servers.

    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 with eXtended Threat Hunting (XTH)
    Attacker's goals: An attacker may turn the firewall off to exfiltrate data and communicate with C2 servers.
    Investigative actions: Check Windows event logs to see the PowerShell command or script that was executed. Check whether the PowerShell command is benign or normal for the host and/or user performing it. Investigate the endpoint to determine if it's a legitimate process that disabled the firewall.