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Microsoft Resource Kits - Windows 2000 Resource Kit

Guid2obj.exe  (Windows 2000 Resource Kit)

The Windows 2000 Resource Kits help IT professionals deploy, manage, and support Windows 2000 operating systems.
There are a number of Windows 2000 Resource Kit software tools available for free download from Microsoft. These tools are listed below, and can help you streamline administrative tasks such as managing Active Directory™, administering security features, working with Group Policy and Terminal Services, automating application deployment, and other important jobs.

Guid2obj.exe - GUID to Object
This command-line tool maps a GUID to a distinguished name. In Microsoft Windows 2000, each security principal (user, group, or computer) is identified by a unique security identifier (SID) in the form of a GUID. In Active Directory directory service, each object has a distinguished name. This tool enables you to associate the two.