The Wannacry Scanner can help system admin to scan your network for vulnerable windows systems, the tool is under "scanner" directory.
please check out the details at Scanner Tool README
The WannaCry Vaccine Tool help user to prevent your system from being affected by WannaCry Ransomeware
please check out the details at Vaccine Tool README
https://technet.microsoft.com/en-us/library/security/ms17-010.aspx
http://www.catalog.update.microsoft.com/Search.aspx?q=KB4012598