FortiGuard Labs researchers have been tracking a quickly evolving IoT malware family known as “RapperBot” since mid-June 2022. This family borrows heavily from the original Mirai source code, but what separates it from other IoT malware families is its built-in capability to brute force credentials and gain access to SSH servers instead of Telnet as implemented in Mirai. In addition, recent samples show that its developers have started adding code to maintain persistence, which is rarely done
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