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TrojanDownloader:ASX/Wimad.CN

First posted on 15 February 2019.
Source: Microsoft

Aliases :

There are no other names known for TrojanDownloader:ASX/Wimad.CN.

Explanation :

TrojanDownloader:ASX/Wimad 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. Installation TrojanDownloader:ASX/Wimad.CN is a malicious Advanced Streaming Format (ASF) file, which when opened by Windows Media Player, urges a user to download and execute an arbitrary file.  In the wild, files detected as TrojanDownloader:ASX/Wimad.CN have been observed being distributed with file extensions such as .MP3 .ASF .WMA and .ASX. The file names used have been varied and enticing. Payload Downloads Win32/HotbarAt the time of writing Wimad.CN contacts the website "pinballpublishernetwork.com" and downloads the file "vlcsetup.exe". The downloaded program is a variant of Adware:Win32/Hotbar. Microsoft strongly suggest that users avoid downloading and executing any files when prompted by Windows Media Player upon opening streaming format files.  Analysis by Patrik Vicol

Last update 15 February 2019

 

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