Analytics Alerts

Browse the Cortex analytics alert reference.

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1 alert match the current filters.

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  • Potential DCSync by an unusual user Informational Identity Analytics 1 variation

    Attackers may leverage the domain replication process to extract sensitive information (DCSync).

    Activation:
    14 Days
    Training:
    30 Days
    Test:
    N/A (single event)
    Deduplication:
    1 Day
    ATT&CK tactics: Credential Access (TA0006) Defense Impairment (TA0112)
    ATT&CK techniques: OS Credential Dumping: DCSync (T1003.006) Rogue Domain Controller (T1207)
    Required data: Windows Event Collector XDR Agent with eXtended Threat Hunting (XTH)
    Attacker's goals: An attacker is trying to retrieve Active Directory data, including password hashes.
    Investigative actions: Check whether the replicating account is an account that should initiate a DC synchronization.* Check the role of the account, and see if it should initiate a DC synchronization.* Check if the account performing the DCSync is related to a new DC.* Find the source host of the DCSync (correlate between event 4662 and 4624 based on the field 'Logon ID').* Check if the account was recently added to an administrative groups/had new sensitive privileges assigned to it.* Monitor suspicious traffic to/from the host to identify lateral movement or access to sensitive resources.

    Variations

    Possible DCSync by an unusual user

    Low overridden

    Attackers may leverage the domain replication process to extract sensitive information (DCSync). overridden