The site appears to be a download location for cracked software.
When Avast warns of malware in the site, it is not warning you you have malware on the computer. The webshield is preventing the page from loading, to ensure you don't get malware on the computer.
Ignore it at your peril.
I think you'll find that a lot of the users here are quite anti this kind of site, and what is on offer there.
Games? Slowdowns?
Start a new thread.
[edit] Oh, by the way, AVAST Pass.