From the doc: 'will let you have whatever icon you wish for the sub7 server file. And on top of that, it uses a different exe-packer (PE Compact) from the one mobman used (UPX) to pack the server file which inturn makes detecting by av's more difficult though it makes the server file about 30k larger for unknown reasons but no biggie.'
Backdoor Program [Panda]Backdoor.SubSeven.20 [Kaspersky]Backdoor/SubSeven_Server_family [Computer Associates]BackDoor-Sub7 [McAfee]security risk or a "backdoor" program [F-Prot]
p.exeserver.exe