vlany, Linux (LD_PRELOAD) rootkit
The original README is much more full of information, diary entries, explanation of how elements of the rootkit works, backdoor information, hooked backdoor symbols, and much more.
vlany quick_install.sh script
Direct link to vlany.tar.gz
For those of you too lazy to read the original README, there are bugs in vlany as of currently. I am working on fixing these. A list of current bugs can be found in the original README @ 0x00000005.