StudyToCert

All certifications / SSCP / Lessons

ISC2 SSCP Oct 2025 outline · Domain 7: Systems & application security

Malware types: virus, worm, trojan, ransomware, rootkit, logic bomb, fileless

▶ Watch the overview video

Last reviewed September 25, 2026 · Leer en español

Malware is any software designed to harm, exploit or gain unauthorized access to systems. Exam questions usually describe a behavior and ask you to name the type, so focus on how each one spreads, hides and what it does. Many real samples combine several types.

Free account

Keep reading for free

Create a free StudyToCert account to read the rest of this lesson: 6 more sections, 4 key terms, a real-world example, an exam tip and self-check questions. Every lesson, lab and practice test is free with an account.

Sign up free Log in

Study SSCP for free
A week-by-week plan with every lesson, quizzes, checkpoint tests, a practice exam and hands-on labs.
Open the SSCP study plan