I am by no means the best on password security, but at least I have never sunk this low. Here is the list of admin passwords the conficker worm runs through. Whether you are worried about it or not, it is definitely a list of passwords to avoid:
http://www.sophos.com/blogs/gc/g/2009/01/16/passwords-conficker-worm/
http://www.sophos.com/blogs/gc/g/2009/01/16/passwords-conficker-worm/