ACRStealer, a Malware-as-a-Service (MaaS) previously identified by security researchers at Proofpoint, has received significant technical upgrades. According to a recent technical analysis by John Dador, the malware is now actively deployed as a final payload by the G Data Software HijackLoader framework. This updated variant uses low-level system calls and custom network communication to bypass […] The post ACRStealer Upgrades With Syscall Evasion and TLS-Based C2 In New Campaign appeared first on Cyber Security News.