From the doc: 'Medusa is a Client / Server side Its still in first version and will get better and better in next version. With medusa you can connect to a remote computer wich runs the Server side of Medusa,once connected the client allows you to do miscellaneous commands.
Backdoor Program [Panda]Backdoor.VB.hnBackdoor.VB.hn [Kaspersky]Backdoor/VB.hn [Computer Associates]Medusa 1.2security risk or a "backdoor" program [F-Prot]
clientside.exeserverside.exe