I still have the original zip files from 2013/2014 here on my drive.
Length Name
------ ----
3306391 cudaminer-2013-04-30.zip
3174651 cudaminer-2013-07-13.zip
7567847 cudaminer-2013-12-18.zip
6947077 cudaminer-2014-02-04.zip
7443982 cudaminer-2014-02-09.zip
7447814 cudaminer-2014-02-18.zip
7309862 cudaminer-2014-02-28.zip
Eset NOD32 Antivirus thinks it's ok.
I don't know if the files on github are the same.