A cybersecurity analyst is investigating an incident report concerning a specific user workstation. The workstation is exhibiting high CPU and memory usage, even when first started, and network bandwidth usage is extremely high. The user reports that applications crash frequently, despite the fact that no significant changes in work habits have occurred. An antivirus scan reports no known threats. Which of the following is the MOST likely reason for this?

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The exam objectives for the CompTIA CySA+ certification exam includes threat management, cyber incident response, vulnerability, and security architecture and tool sets.. The CompTIA CySA+ exam is meant to be combined with PenTest+ to bridge the gap between the CompTIA Security+ exam, which is more generalized and a step-down, and the CompTIA Advanced Security Practitioner (CASP+), which is the highest-level certification that CompTIA offers within the Cybersecurity pathway.  The CompTIA CySA+ is more affordable, in-depth and hands-on than the CEH. The CEH, however, is more well-known and... Show more

A cybersecurity analyst is investigating an incident report concerning a specific user workstation. The workstation is exhibiting high CPU and memory usage, even when first started, and network bandwidth usage is extremely high. The user reports that applications crash frequently, despite the fact that no significant changes in work habits have occurred. An antivirus scan reports no known threats. Which of the following is the MOST likely reason for this?