Yes there are ways of staying away from a large % of such files. Check
MAJOR TOPICS for Upload/Download HELP in the upper middle section, and lower down in the fakes listed links. Here's 'one' of the links which is a quick tip for you to stay clear of:
Typical file SIZEs of Spammed Virus files posing as audio files (click on link). You can right-click such results & ban their ip's. But keep in mind that some people may have also downloaded those same files by mistake, also those actual spammers tend to use dynamic constantly changing ip's & are set up on massive networks of computers. As a general rule of thumb, stay away from files less than 2,000 KB (2 MB) for music.