How to write a Linux virus in 5 easy steps.
“Thirdly, stop perpetuating the myth that malware and viruses are only a problem for Windows. Linux is – in principle – vulnerable as well, of course. Even though users don’t operate with root privileges, if they inadvertently execute a bit of malware then a lot of damage and autostart installation can still be done. The simple fact that an executed attachment won’t run as root is NOT a useful protection against much of anything, as we have seen.”