TrojanDownloader:ASX/Wimad.BD is a detection for malicious Windows media files that are used in order to encourage users to download and execute arbitrary files on an affected machine. When opened with Windows Media Player, these malicious files open a particular URL in a web browser. The sites contacted, and files downloaded by TrojanDownloader:ASX/Wimad are variable, and may change over time and from instance to instance of this trojan downloader.