All About Malwares (Malicious Codes)

Malware, short term for malicious software, is a software which is developed to penetrate computers in a network without the user’s permission or notification. Malware is a common term for a variety type of malicious software. In general, Malwares include Worm, Botnet, virus, Trojan horse, Backdoor, Rootkit, Logic bomb, Rabbit and Spyware. Despite many works that have been done in the area of Malware, still there is not any distinct classification which differentiates different kind of Malwares and explains each of them thoroughly. In this paper, we define each of them in detail and emphasize their differences. We also conclude our studies in this area with providing a diagram which gives a comprehensive overview about Malware. Among the diverse forms of malware, botnet and worm are the most widespread and serious threat which occur commonly in today‘s cyber attacks. Therefore, we concentrate more on them and their communication topologies.