This is published and distributed via an Adknowledge's advertising supported (adware) software installer. The application PreInstallValidator.exe has been detected as adware by 1 anti-malware scanner with very strong indications that the file is a potential threat. The program is a setup application that uses the Adknowledge Fusion installer, however the file is not signed with an authenticode signature from a trusted source. It is also typically executed from an Internet Explorer cache folder. The file has been seen being downloaded from d890t4wyanc8w.cloudfront.net and multiple other hosts.