you need to run the setup first
it will unpack some files, and then tries to launch the setupreg program
this is a pretty old release now, so it may not work right.. or at all
then it could become a minor headache
this does all work under winxp tho 😉

I get the exact same problem.

Anti-viruses consider cracks (what games the game pirateable) a malware. There's no virus in this site.