Written in Visual Basic

more versions

Server:
dropped file:
c:\WINDOWS\system32\wind32.exe
size: 32,768 bytes 

port: 1337 TCP

startup:
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run "Windows Update"
data: C:\WINDOWS\system32\wind32.exe 


tested on Windows XP
November 11, 2005