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    Failed host logons but success logon to AzureAD

    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/)
    Azure Sentinel@AzureSentinel
    •updated Jun 17, 2025•1•0•26

    'Identifies a list of IP addresses with a minimum number(default of 5) of failed logon attempts to remote hosts. Uses that list to identify any successful logons to Microsoft Entra ID from these IPs within the same timeframe.'

    Microsoft Sentinel (KQL)

    Tags

    T1078 - Valid AccountsT1110 - Brute ForceTA0001 - Initial AccessTA0006 - Credential AccessTA0005 - Defense EvasionTA0003 - PersistenceTA0004 - Privilege EscalationT1110.003 - Password SprayingAuthentication SuccessAuthentication FailureCredential AccessLogon EventWindowsLinuxAzureWindows Eventlog SecuritySyslog Generic ForwarderAzure Signin LogsAzure Ad Risk Detectionkqltactic:InitialAccesstactic:CredentialAccesstechnique:T1078technique:T1110

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