Written in Visual Basic

Released in September 2008

Made in The Middle East

Server
Dropped File:
c:\WINDOWS\system32\BLK.exe
Size: 65,677 bytes 

Added to Registry:
HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run "Microsoft Windows XP Update"
Data: C:\WINDOWS\System32\BLK.exe 


Tested on Windows XP
September 04, 2008