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    Failed Authentication to Non-existing Accounts

    avatar
    GlassDiceBearhttps://www.dicebear.comhttps://creativecommons.org/publicdomain/zero/1.0/„Glass” (https://www.dicebear.com) by „DiceBear”, licensed under „CC0 1.0” (https://creativecommons.org/publicdomain/zero/1.0/)
    Danel Schwartz@Danelschwartz
    •updated Jun 25, 2025•29•13•230

    SPL Query from file: Failed Authentication to Non-existing Accounts

    Splunk (SPL)

    Tags

    T1110 - Brute ForceT1078.002 - Domain AccountsTA0006 - Credential AccessTA0005 - Defense EvasionTA0003 - PersistenceTA0004 - Privilege EscalationTA0001 - Initial AccessAuthentication FailureWindowsWindows Eventlog Securityspl

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