How to Prevent and Remove the Net-Worm.win32.Kido.ih

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1. What is the Net-Worm.win32.Kido.ih

Net-Worm.Win32.Kido.ih worm is a type of virus that is often known as worm creation tools. It is malicious program that spreads itself without prior permission of the user. They will have the unique quality of self replicating, and thus intend in destroying your system.It takes delight in exploiting the Microsoft Windows Server Service RPC code execution vulnerability. Ability to block security related software by modifying firewall settings, and by disabling security services such as Windows Update, Norton Autoprotect, Kaspersky Anti-Virus etc.Potential enough to create the file autorun.inf on any accessible mapped drive so that it executes whenever the drive is accessed. It has got another feature of an identified security risk.
 

 

2.Technical Details:

 

a. The following files were created in the system:

 

# Filename(s) File Size
1 %AppData%\HEX-5823-6893-6818\jutched.exe
[file and pathname of the sample #1] 		69,632 bytes
2 %Temp%\9706192.exe
%Windir%\nvsvc32.exe		 151,552 bytes
3 %Windir%\mdl.dl 2,316 bytes
4 %System%\winrtsnr.txt 0 bytes
5 %Windir%\wintybrd.png 3,416 bytes
6 %Windir%\wintybrdf.jpg 3,968 bytes
  • Notes:
    • %AppData% is a variable that refers to the file system directory that serves as a common repository for application-specific data. A typical path is C:\Documents and Settings\[UserName]\Application Data.
    • %Temp% is a variable that refers to the temporary folder in the short path form. By default, this is C:\Documents and Settings\[UserName]\Local Settings\Temp\ (Windows NT/2000/XP).
    • %Windir% is a variable that refers to the Windows installation folder. By default, this is C:\Windows or C:\Winnt.
    • %System% is a variable that refers to the System folder. By default, this is C:\Windows\System (Windows 95/98/Me), C:\Winnt\System32 (Windows NT/2000), or C:\Windows\System32 (Windows XP).
  • The following directory was created:
    • %AppData%\HEX-5823-6893-6818

b. Memory Modifications

  • There was a new process created in the system:

nvsvc32.exe

c. Registry Modifications

    • The newly created Registry Values are:
      • [HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run]
        • NVIDIA driver monitor = "%Windir%\nvsvc32.exe"

        so that nvsvc32.exe runs every time Windows starts
         
      • [HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Terminal Server\Install\Software\Microsoft\Windows\CurrentVersion\Run]
        • NVIDIA driver monitor = "%Windir%\nvsvc32.exe"

        so that nvsvc32.exe runs every time Windows starts
         
      • [HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run]
        • Java Update Manager = "%AppData%\HEX-5823-6893-6818\jutched.exe"
        • NVIDIA driver monitor = "%Windir%\nvsvc32.exe"

        so that jutched.exe runs every time Windows starts
        so that nvsvc32.exe runs every time Windows starts
         
    • The following Registry Value was modified:
      • [HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\Main]
        • Start Page =

    d. Other details

    • The following port was open in the system:
    Port Protocol Process
    1057 TCP nvsvc32.exe (%Windir%\nvsvc32.exe)

    • There were registered attempts to establish connection with the remote hosts. The connection details are:

    Remote Host Port Number
    174.37.200.82 80
    85.17.143.98 80
    178.63.79.105 1866
    • The data identified by the following URLs was then requested from the remote web server:
      • http://174.37.200.82/index.php
      • http://redirecturls.info/ax.exe

     

    3. How-to's

    a. How to prevent the  Net-Worm.win32.Kido.ih ?

    Please update the policy basic knowledge of Sax2  in time, Once  Ax3soft sax2 detects  the communication of these trojans, it will break them and  ensure your network & business security.

    b. How to Remove the Net-Worm.win32.Kido.ih   Manually?

    Step 1 : Stop the following Net-Worm.win32.Kido.ih processes
    nvsvc32.exe

    Step 2 : Remove the following Net-Worm.win32.Kido.ih.cxc registry keys

    [HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run]
    NVIDIA driver monitor = "%Windir%\nvsvc32.exe"

    [HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Terminal Server\Install\Software\Microsoft\Windows\CurrentVersion\Run]
    NVIDIA driver monitor = "%Windir%\nvsvc32.exe"

    [HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run]
    Java Update Manager = "%AppData%\HEX-5823-6893-6818\jutched.exe"
    NVIDIA driver monitor = "%Windir%\nvsvc32.exe"

    The following Registry Value was modified:
    [HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\Main]
    Start Page =

    Step3: Locate and delete the following Net-Worm.win32.Kido.ih files

    %AppData%\HEX-5823-6893-6818\jutched.exe
    [file and pathname of the sample #1]
    %Temp%\9706192.exe
    %Windir%\nvsvc32.exe
    %Windir%\mdl.dl
    %System%\winrtsnr.txt
    %Windir%\wintybrd.png
    %Windir%\wintybrdf.jpg
     

    c. How to Remove these trojans Instantly?

    Manual removal is a difficult process and it is not recommend unless you are an expert in this field. Therefore, you best defense is to download and install a reliable anti-spyware program to scan spyware on your machine. In order to detect computer threats in the easiest and fastest way possible, we advised trying the  Malwarebytes' Anti-Malware, it is an anti-malware application that can thoroughly remove even the most advanced malware. It includes a number of features, including a built in protection monitor that blocks malicious processes before they even start. visit http://www.ids-sax2.com/Malwarebytes-Anti-Malware.htm and download Malwarebytes' Anti-Malware to help you.

     

    4. Appendix

    For more information, please visit  http://www.ids-sax2.com/ComputerSecurityNewsletter.htm

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