Cylance Threat Researchers recently discovered obfuscated malicious code embedded within WAV audio files. Each WAV file was coupled with a loader component for decoding and executing malicious content secretly woven throughout the file’s audio data. When played, some of the WAV files produced music that had no discernible quality issues or glitches. Others simply generated static (white noise).

REFERENCE:
https://threatvector.cylance.com/en_us/home/malicious-payloads-hiding-beneath-the-wav.html