{"id":7695,"date":"2019-04-20T17:30:25","date_gmt":"2019-04-20T12:00:25","guid":{"rendered":"https:\/\/antivirus.comodo.com\/blog\/?p=7695"},"modified":"2020-09-30T22:47:00","modified_gmt":"2020-09-30T17:17:00","slug":"botnet-definition","status":"publish","type":"post","link":"https:\/\/antivirus.comodo.com\/blog\/computer-safety\/botnet-definition\/","title":{"rendered":"Botnet Definition: How Does It Work? Detect and Prevent Botnets"},"content":{"rendered":"

What is a Botnet?<\/h2>\n

A Botnet<\/strong> is a network of malicious computers infected with bot malware and remotely controlled by the cyber attackers. Botnets are used by hackers for different attack purposes such as to send spam\/phishing emails, launch Distributed Denial of Service Attacks or in some scenarios, botnet authors rent them out to other hackers to use or launch an attack.<\/p>\n

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Hackers expand botnets by passing on the malware infection to clean internet-connected devices. The bot-masters control botnets by a command and control server. Once one device on a network is compromised, the other devices connected to the same network become vulnerable and will be easily infected.<\/p>\n

Examples of Botnet Attacks<\/h2>\n

Some of the notable botnet attacks which had taken the cyberworld by storm are Zeus, Gameover Zues, Srizbi, Methbot and Mirai.<\/p>\n

There are different symptoms to detect if the system or the complete network is attacked by botnet. If the machine or the network is compromised by a botnet,<\/p>\n