Title

The built-in administrator account must be renamed. (Cat II impact)

Discussion

The built-in administrator account is a well-known account subject to attack. Renaming this account to an unidentified name improves the protection of this account and the system.

Check Content

Analyze the system using the Security Configuration and Analysis snap-in. Expand the Security Configuration and Analysis tree view. Navigate to Local Policies >> Security Options. If the value for "Accounts: Rename administrator account" is not set to a value other than "Administrator", this is a finding.

Fix Text

Configure the policy value for Computer Configuration >> Windows Settings >> Security Settings >> Local Policies >> Security Options >> "Accounts: Rename administrator account" to a name other than "Administrator".

Additional Identifiers

Rule ID: SV-25023r2_rule

Vulnerability ID: V-1115

Group Title: Rename Built-in Administrator Account

Expert Comments

CCIs tied to check.

Controls tied to check. These are derived from the CCIs shown above.