![]() Sourcetype=windows EventCode=4625 OR EventCode=4624 So if someone attempts to login with 4 or more different passwords unsuccessfully on 5 or more accounts, the alarm will trip. This first checks for all accounts having an account login failure of 4 or more, it then checks for the quantity of accounts that have failed by 4 or more (5 in the below example). ![]() Whereas other scripts detect multiple logins against a single account, they fail to detect 4 failed logins against 40 accounts. The below will detect a form of brute force which most will miss. Sourcetype="WinEventLog:Security" EventCode=4625 AND Status=0xC0000234 | timechart count by user | sort -count This query will show a timechart of the status of an Locked Out Account Source="WinEventLog:security" EventCode=4625 The following Splunk query will show a timechart of failed logon attempts per host: The following is a Splunk query that will display a timechart for all successful logons to windows: Sourcetype=WinEventLog:Application EventCode=108 | eval Date=strftime(_time, "%Y/%m/%d") | stats count by Date, SourceName, host | sort - Date | fields - count This splunk query will return results for any Windows Service that has been stopped.Įnsure the Splunk App for Windows is installed grab it here: Sourcetype=WinEventLog:Application EventCode=105 | eval Date=strftime(_time, "%Y/%m/%d") | stats count by Date, SourceName, host | sort - Date | fields - count This Splunk Query will return results for any Windows Service that has started.Ĭond - Ensure the Splunk App for Windows is installed grab it here: Host="*" source=wineventlog:system NOT Type=Information | stats count by Message | sort -count | table count, Message You can change the source to what ever windows eventlogs you need This will hit all of the host and pull back the eventlogs and group them by Message. Event Logs | System Logs | Warnings and Errors
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