Wind & Snow 3.9
(Backdoor.Win32.Snowdoor.39)

by ?

Written in Delphi

Released in May 2004

Made in China

more versions




Server:
port: 5328 TCP

dropped files:
c:\WINNT\system32\iplog.dll   size: 658.944 bytes 
c:\WINNT\system32\ipsnow.exe  size: 331.840 bytes 
c:\WINNT\system32\Tsnow.dll   size: 658.944 bytes

startup:
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run "ipsnow" 
data: C:\WINNT\system32\ipsnow.exe

registry added:
HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\WinOlaApp "Disable"
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Network\LanMan\C$

tested on win2000

MegaSecurity