Why Do I get Multiple Events on Password Changing in Reports?
Question
Why do I get multiple activity records of the following format?
Who:CORP\ITSQLTR$
Action:Modified
Object type:Local User
What:System Information\Local Users\ITSQLARC$
When:11/15/2023 4:25:09 AM
Where:DCD003.CORP.net
Data source:Windows Server
Monitoring plan:DC Monitoring Plan
Item: DCD003.CORP.net' (Computer)
RID:2023111500000000000000000000000000
Details:Password changed
Answer
The event you are seeing is an automatic password change for a computer account in Active Directory, which occurs every 30 days by default. Since Domain Controllers are in the auditing scope, the domain computer account was picked up and interpreted as a local user for the DC.