Written in Delphi

Released in June 2006

Made in China

more versions

Server:
dropped file:
c:\WINDOWS\system32\ZRundlll.exe
size: 282,591 bytes 

port: 4778 TCP

added to registry:
HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Policies\WinOldApp
HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Services\ZRundlll\Security
HKEY_LOCAL_MACHINE\SYSTEM\ControlSet002\.
HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\ZRundlll\Security



tested on Windows XP
October 19, 2006