PUMAKIT is a complex and stealthy threat that uses advanced techniques like syscall hooking, memory-resident execution, and unique privilege escalation methods. Its multi-architectural design highlights the growing sophistication of malware targeting Linux systems.Cybersecurity researchers have uncovered a new Linux rootkit called PUMAKIT that comes with capabilities to escalate privileges, hide files and directories, and conceal itself from system tools, while simultaneously evading detection.very stage of the infection chain is designed to hide the malware’s presence and take advantage of memory-resident files and specific checks prior to unleashing the rootkit. The company told The Hacker News that it’s not attributing PUMAKIT to any known threat actor or group at this stage. Is hacking taking us steps back in technology advancements ?