Certified Ethical Hacker (CEH) — Question 34

Which of the following viruses tries to hide from anti-virus programs by actively altering and corrupting the chosen service call interruptions when they are being run?

Answer options

• A. Cavity virus
• B. Polymorphic virus
• C. Tunneling virus
• D. Stealth virus

Correct answer: D

Explanation

The correct answer is D, Stealth virus, as it specifically employs techniques to avoid detection by modifying system calls. The other options, while related to viruses, do not focus on the active alteration of service call interruptions like the Stealth virus does.