4/3/2023 0 Comments Java 6 update 37 64 bits![]() ![]() Specifically, we analyzed the advanced, flexible traffic profiles used by Cobalt Strike’s Beacon command-and-control (C2) communication to evade detection by defenders.īeacon implants communicate to an attacker-controlled application called Team Server. ![]() Over the course of our Unit 42 blog series covering the adversary framework tool Cobalt Strike, we document the encoding and encryption techniques of its HTTP transactions. This is a fundamental change from previous passive traffic detection approaches. To this end, we present new techniques that leverage active probing and network fingerprint technology. As Cobalt Strike remains a premier post-exploitation tool for malicious actors trying to evade threat detection, new techniques are needed to identify its Team Servers. ![]()
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