Analytics Alerts

Browse the Cortex analytics alert reference.

Severity
Detection module
Data source

1 alert match the current filters. tactic: TA0003 ✕ technique: T1531 ✕

Show ATT&CK heatmap
  • Multiple user accounts were deleted Informational Identity Analytics 1 variation

    A user deleted multiple user accounts.

    Activation:
    14 Days
    Training:
    30 Days
    Test:
    1 Hour
    Deduplication:
    1 Day
    ATT&CK tactics: Persistence (TA0003) Impact (TA0040)
    ATT&CK techniques: Valid Accounts (T1078) Account Access Removal (T1531)
    Required data: Windows Event Collector XDR Agent with eXtended Threat Hunting (XTH)
    Attacker's goals: Persistence using a valid account.
    Investigative actions: Check the user who deleted the accounts and verify the activity. Look into the recent activity of the deleted accounts and whether they were temporary or dormant.

    Variations

    A user deleted multiple users for the first time

    Low overridden

    A user deleted multiple user accounts. overridden