It is able to:

1. Hide himself from /proc/modules, /proc/kallsyms and /sys/modules
2. Hide files with "__rt" substring in their name (and their content)
3. Avoid the opening and reading of /dev/mem, /dev/port and /dev/kmem devices

This anti-forensic rootkit uses the system call hijacking method, in particular are hijacked the following syscalls:

• open
• read
• getdents
• getdents64
• chdir
• kill

1. Hide network connections
2. Hide network ports
3. Hide process by given PID

Tested on ArchLinux Kernel 3.10.10 (x86_64) but it is supposed to work on all 3.x versions.
Beta quality product. I don't take any responsability about its usage and its behaviour.

UPDATE 19/04/2014

Tested on ArchLinux with Kernel 3.14.1 (x86_64) and Debian Wheezy with kernel 3.12 (686)