Is Stegomalware in Google Play a Real Threat?

By Alfonso Muñoz @mindcrypt

For several decades, the science of steganography has
been used to hide malicious code (useful in intrusions) or to create covert
channels (useful in information leakage). Nowadays, steganography can be applied
to almost any logical/physical medium (format files, images, audio, video,
text, protocols, programming languages, file systems, BIOS, etc.). If the