Trojan horse is said to have infested P2P networks. Windows uses Digital Rights Management (DRM) to trigger a visit to a malicious webpage that will, in turn, attempt to download adware-related files to the downloaders computer. This latest attempt uses a cornucopia of alluring filenames on a variety of networks to try and seed their malware. The Trojan horse (Troj/Wimad-E) is detected by Sophos but called Downloader-UA.h in many of the news stories.”]
Source: https://grahamcluley.com/multiple-media-reports-on-multimedia-malware/