Malicious

1. Rabbit

2. Virus

2.1. Transient viruses

2.2. Resident viruses

3. Time Bomb

4. Worm

4.1. Multiplatform

4.2. Multi-exploit

4.3. Ultrafast spreading

4.4. Polymorphic

4.5. Metamorphic

4.6. Transport vehicles

4.7. Zero-day

5. Logic bomb

6. Trojan Horse

7. Zombie

8. Trapdoor/ Backdoor

9. (Java)Script Attack

10. Targeted Malicious Code