by Zhou Jian
Written in Delphi
Released in September 2005
Made in China
Server: dropped file: c:\WINDOWS\system32\ZRundlll.exe size: 282,683 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\CurrentControlSet\Services\ZRundlll\Security tested on Windows XP September 21, 2006MegaSecurity