Recently a Skype worm started going around, it is Backdoor.Win32.Hupigon it works like the old A.I.M Trojans, the more people who open it the more people it messages/infects. You will get a message from any person with the Trojan as seen below.
lol is this your new profile pic?
Runs several processes such as:
1. As long as you did not open the .ZIP file it downloaded you are safe.
IMPORTANT: DELETE THE FILE ASAP
2. If you did download and extract the .ZIP these are the programs, I recommend.
Cleaning the Trojan
These steps may not work for everyone.
1. Delete the .ZIP
2. Download/Install & Update: