Cyber Security for Absolute Beginners - 2022 Edition - Part 02 - Rootkits

The video tutorial discusses rootkits, a dangerous form of malware that can hide other malware and evade detection. It explains the five main types of rootkits: kernel level, application level, library level, hypervisor level, and firmware level. The tutorial also covers symptoms of rootkit infections, such as non-functional anti-malware software, system changes, frozen input devices, and high network usage. The recommended solution for rootkit infections is often to wipe the hard drive, as detection is challenging.

What makes rootkits particularly dangerous compared to other malware?

• They can be easily detected by antivirus software.

• They disguise themselves as essential system files.

• They are harmless and do not cause any damage.

• They only affect the system after it has fully booted.

How do rootkits differ from other types of malware in terms of operation?

• They are only active during system shutdown.

• They operate only after the system has fully booted.

• They start running as soon as the system is powered on.

• They require user interaction to activate.

What is the recommended solution if a rootkit infection is suspected?

• Ignore the infection as it is harmless.

• Run a system update.

• Wipe out the hard drive completely.

• Install a new antivirus program.

Which type of rootkit has the highest privilege and can inject code into the core of the operating system?

• Firmware level rootkit

• Application level rootkit

• Library level rootkit

• Kernel level rootkit

What is a hypervisor in the context of rootkits?

• A type of antivirus software

• A program that creates virtual machines

• A system update tool

• A harmless system file

Which symptom might indicate a rootkit infection if your anti-malware software stops functioning?

• Your computer runs faster than usual.

• Your anti-malware software stops working.

• Your screen resolution improves.

• Your internet speed increases.

What could high network usage on an idle computer suggest?

• A power surge

• A hardware malfunction

• A new software update

• A rootkit infection