Surila (z)
(Backdoor.Win32.Surila.z)

by ?

Written in Microsoft Visual C++, compressed with UPX

more versions


size: 117,249 bytes

port: 16475, 21816, 21813 TCP

added to registry:
HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Policies "DisableRegistryTools"
data: 00, 00, 00, 00 

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon "Userinit"
old data: C:\WINDOWS\system32\userinit.exe, 
new data: C:\WINDOWS\System32\userinit.exe,c:\windows\dx32cxlp.exe, 

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\policies "DisableRegistryTools"
data: 00, 00, 00, 00 

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\RunServices "dx32serv"
data: dx32cxlp.exe 

HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Enum\Root\LEGACY_DX32CXEL\0000\Control
HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Services\dx32cxel
HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Enum\Root\LEGACY_DX32CXEL\0000\Control
HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\dx32cxel

attempts to connect to an IRC Server



tested on Windows XP
February 27, 2006

MegaSecurity