Written in Visual Basic

Server:
dropped file:
c:\WINDOWS\SYSTEM\WINDOWS.wdep 

size: 960.512 bytes 

startup:
HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\Run "msexplore" 

registry added:
HKEY_CLASSES_ROOT\.wdep 
Data: dpendfile 

HKEY_CLASSES_ROOT\dpendfile\