Once opened (if you must), look for double extensions like song.mp3.exe . This is a dead giveaway for a virus.
If you've already downloaded this file, do not open it. Instead, follow these steps to protect your system: Download singing e972 rar
Disguised as a "singing" audio file, the archive might actually contain an executable ( .exe ) that installs a keylogger. Once opened (if you must), look for double