Written in Visual Basic

Released in July 2003

more versions

Server:
c:\WINDOWS\SYSTEM\DOUBLE HELIX.EXE 

size: 94.208 bytes 

port: 8125 TCP

startup:
HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\Run "Double Helix" 
HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\RunServices "Double Helix"