Hsinchu, Taiwan – October 7, 2020 – According to the H1, 2020 DDOS report released by Link11, Germany, the DDoS attack average in April, May and June is 97% higher than the same period in 2019, and reach to the peak of 108% in May this year. Since the beginning of the year, there’s a new way added on the DDoS attack, the DVRs exploit vulnerability becomes the attacking route, and it has been used for hundreds of times in Q2.
The “dark_nexus” bot is named by Bitdefender researchers. It is not a Windows malware this time. The Linux ELF format executables on IoT devices are their targets. That is, the possible victims may be routers (from Dasan Zhone, Dlink, and ASUS), video recorders and so on. There are 12 kinds of CPU architectures of embedded Linux are possible to be infected. The bots inside victims form the dark_nexus botnet. A message from the researches -