Although Linux is a much more secure operating system compared to the more widely used Windows, it is not impervious to misconfigurations and malware infections. Over the past decade, the number of malware families targeting Linux has grown.
In a report published yesterday by cyber-security firm ESET, the company details 21 “new” Linux malware families. All operate in the same manner, as trojanized versions of the OpenSSH client. They are developed as second-stage tools to be deployed in more complex “botnet” schemes. Attackers would compromise a Linux system, usually a server, and then replace the legitimate OpenSSH installation with one of the trojanized versions.
Read more about the newly discovered Linux malware families on ZDNet.