The number of Linux malicious programs increased by 35% last year

The number of malicious programs targeting Linux devices grew by 35% last year, and these malicious programs mainly launch DDoS attacks by infecting IoT devices and forming botnets. IoT devices running different versions of Linux have limited capabilities, but together they can launch DDoS attacks on a staggering scale. In addition to launching DDoS capabilities, Linux IoT devices can also be used to mine cryptocurrencies, send spam, and more. According to a report by security company Crowdstrike, the number of malicious programs targeting Linux systems in 2021 will increase by 35% compared to 2020; among them, XorDDoS, Mirai and Mozi malware families account for 22%; among them, Mozi has the largest number, and the number of Mozi malware samples 10x year-over-year growth, XorDDoS up 123% year-over-year.