To know if it's a false positive, upload the file to
VirusTotal and post the results.
Some downloads on Softpedia can be very malicious. You may need to be careful what you download when you visit the site.
There have been reviews on SiteAdvisor that Softpedia is very dangerous and some of their downloads contain adware, trojans, rogue software, spyware, unwanted BHOs and toolbars.
You may need to scan the link with Dr. Web's link checker.