Security researchers at Kaspersky Lab have detailed a new botnet--a collection of infected computers controlled by cybercriminals--called TDL-4, that might just be "indestructible."
TDL-4 gets its name by being the fourth generation of the botnet. In 2008, the original TDL appeared. It has been altered over the last several years. With TDL-4, Kaspersky has found, the malware creators have drastically improved the botnet over its predecessors.
"The malware writers extended the program functionality, changed the algorithm used to encrypt the communication protocol between bots and the botnet command and control servers, and attempted to ensure they had … Read more