Exmon for Exchange 2007 SP1
The updated Microsoft Exchange Server User Monitor tool, aka. Exmon, for Exchange 2007 SP1 just got published.
The updated tool can be downloaded here: http://www.microsoft.com/downloads/details.aspx?displaylang=en&FamilyID=9a49c22e-e0c7-4b7c-acef-729d48af7bc9. If the download page says that the version is 14.00.0553.004 - then you are looking at the correct, new version. If it is something else, go ahead and refresh the page as the updated download might still be replicating though Microsoft Download Center.
The updated documentation can be found here: http://go.microsoft.com/fwlink/?LinkId=142433.