A company's network administrator has discovered a system that is exhibiting erratic behavior, including slow performance and repeated crashes. After performing a system scan, the administrator found unauthorized software running with system-level privileges. Which type of malware is MOST likely responsible for these symptoms?
This system is most likely infected by ransomware which is encrypting files, resulting in performance issues and system crashes.
This system is most likely compromised due to a keylogger that is monitoring and transmitting keyboard input, causing system instability.
This system is most likely experiencing the effects of a logic bomb that has been activated and is disrupting system performance.
This system is most likely infected by a rootkit aiming to obtain elevated privileges while avoiding detection.