Windows Security Log Event ID 4781
4781: The name of an account was changed
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The user identified by Subject: changed either the normal logon name or the pre-Win2k logon name of the user identified by Target Account:. Event 4738 actually provides better information on this change.
This event is logged both for local SAM accounts and domain accounts.
You will also see event ID 4738 informing you of the same information.
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Subject:
The user and logon session that performed the action.
- Security ID: The SID of the account.
- Account Name: The account logon name.
- Account Domain: The domain or - in the case of local accounts - computer name.
- Logon ID is a semi-unique (unique between reboots) number that identifies the logon session. Logon ID allows you to correlate backwards to the logon event (4624) as well as with other events logged during the same logon session.
Target Account:
- Security ID: SID of the account
- Account Name: name of the account
- Account Domain: domain of the account
- Old Account Name: old logon name
- New Account Name: new logon name
Additional Information:
- Privileges: - unkown. Start a discussion if you have information on this field!
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The name of an account was changed:
Subject:
Security ID: ACME\Administrator
Account Name: Administrator
Account Domain: ACME
Logon ID: 0x1f40f
Target Account:
Security ID: ACME\emp-nbonaparte
Account Domain: ACME
Old Account Name: nbonaparte
New Account Name: emp-nbonaparte
Additional Information:
Privileges: -
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