HGZ 0.1 (a)
(Backdoor.Win32.GrayBird.a)

by HGZ

Written in Delphi, compressed with ASPack

Released in February 2003

Made in China

more versions


Client:
port: 8001, 8002, 8003, 8004, 8005 TCP


Server:
dropped file:
c:\WINNT\system32\HgzServer.exe
size: 356.024 bytes
 
port: 1506, 52013 TCP

startup:
HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run "huigezi"
data: C:\WINNT\system32\HgzServer.exe
 
HKEY_CURRENT_USER\Software\Microsoft\Windows NT\CurrentVersion\Windows "run"
data: C:\WINNT\system32\HgzServer.exe
 
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run "huigezi"
data: C:\WINNT\system32\HgzServer.exe
 
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\RunServices "huigezi"
data: C:\WINNT\system32\HgzServer.exe

tested on Windows 2000 

MegaSecurity