The Art of Linux Kernel Rootkits
A rootkit is malware whose main objective and purpose is to maintain persistence within a system, remain completely hidden, hide processes, hide directories, etc., in order to avoid detection.
This makes its detection very complex, and its mitigation even more complex, since one of the main objectives of a rootkit is to remain hidden.
A rootkit, it changes the system’s default behavior to what it wants. The Art of Linux Kernel Rootkits
