From gbhackers.com
Researchers observed a new malware campaign using WAV audio files to hide the malware and to avoid detection. Threat actors embedded the malicious code within the WAV audio files.
Based on BlackBerry Cylance threat researchers’ analysis, each WAV file contains a loader component to decode and executing malicious content embedded in audio files.
Similar techniques were observed between multiple threat actors, they used PNG (1,2) and JPEG files, employs steganography techniques to hide the malware.