
AVKiller + HeartCrypt: The Combo That Opens the Door to Ransomware
A tool has appeared on the cybercriminal market that has quickly become a mass-produced weapon for dozens of groups. It’s HeartCrypt , a malware packaging service masquerading as a legitimate application. Sophos researchers have been monitoring its activity and found that attackers are using this mechanism to distribute stealers, RAT Trojans, and even security solution deactivation utilities , all using the same social engineering and code substitution techniques. Experts collected thousands of samples and discovered nearly a thousand command and control servers, over two hundred rogue vendors, and campaigns across multiple continents. Based on the nature of their actions, researchers linked most










