The recent Necro Trojan variant has infected a wide range of popular applications, including both official and unofficial versions, by employing obfuscation and steganography techniques to evade detection.  Once executed, it can perform malicious activities like displaying invisible ads, downloading and executing arbitrary files, and installing applications without user knowledge.  The infected applications have a … Continue reading Necro Trojan Hacks 11 Million Android Devices Using Stealthy Steganography