A fully undetectable (FUD) malware obfuscation engine namedBatCloakis being used to deploy various malware strains since September 2022, while persistently evading antivirus detection. The samples grant “threat actors the ability to load numerous malware families and exploits with ease through highly obfuscated batch files,” Trend Micro researcherssaid. About 79.6% of the total 784 artifacts