Spyware.IamBigBrother

SUMMARY

Behavior

Spyware.IamBigBrother is a spyware program that can logs all keystroke, lists the names of all running programs, takes periodic screenshots, saves Web sites if it contains predefined key words, and logs URLs of all visited Web sites

Symptoms

Spyware.IamBigBrother is detected by your Symantec software.

Transmission

Spyware.IamBigBrother must be manually installed.

Protection

• Virus Definitions (LiveUpdate™ Weekly) July 19, 2004
• Virus Definitions (Intelligent Updater) July 17, 2004

TECHNICAL DETAILS

The file name of the retail version may vary. The demo version of Spyware.IamBigBrother is distributed as the file, brother90demo.exe.

When brother90demo.exe is executed, it does the following:

1. May create the following files:
   
   
   • dlhost.exe
   • cpanel.exe
   • nl.exe
   • asycfilt.dll
   • comcat.dll
   • comdlg32.ocx
   • ctl3d32.dll
   • dartftp.dll
   • dartsock.dll
   • encodex.dll
   • ijl15.dll
   • ijl15.lib
   • ijl15l.lib
   • marbryObj.dll
   • mailcontrol.ocx
   • mimex.dll
   • winl.dll
   • IRIMG1.JPG
   • IRIMG2.JPG
   • bigbrotherbox.gif
   • box_kidcontrol.gif
   • dmm.dll
   • header_main_iambb.gif
   • help.htm
   • help_top.gif
   • iambb_screen.gif
   • ma.exe
   • spoolsv.exe
   • tutorial.gif
   • tutorial_1.gif
   • tutorial_2.gif
   • tutorial_3.gif
   • uninstall.dat
   • uninstall.xml
   • %System%DOM.dll
   • %System%DartFtp.dll
   • %System%DartSock.dll
   • %System%EncodeX.dll
   • %System%MSCOMCT2.OCX
   • %System%MSFLXGRD.OCX
   • %System%MSINET.OCX
   • %System%MabryObj.dll
   • %System%MailControl.ocx
   • %System%MimeX.dll
   • %System%RICHTX32.OCX
   • %System%SmtpX.DLL
   • %System%comdlg32.ocx
   • %System%csXImage.ocx
   • %Windir%cp.exe
     
     Note:
   • %System% is a variable that refers to the System folder. By default this is C:WindowsSystem (Windows 95/98/Me), C:WinntSystem32 (Windows NT/2000), or C:WindowsSystem32 (Windows XP).
   • %Windir% is a variable that refers to the Windows installation folder. By default, this is C:Windows or C:Winnt.
     
     
2. Allows the user installing it to configure the installation Path and Log Files Path.
   
   Note:
   • The default installation path is %System%fontssystemexplorermru or %System%fontssvc.
   • The temporary log files path is %System%fontssystemexplorermru.
     
     
3. Adds one of the following values:
   
   "Windows System Tray" = "[PATH TO SECURITY RISK]dlhost.exe"
   "Windows Service Manager"  =  "[PATH TO SECURITY RISK]spoolsv.exe"
   
   to the registry subkey:
   
   HKEY_LOCAL_MACHINESoftwareMicrosoftWindowsCurrentVersionRun
   
   so that the risk runs every time Windows starts.
   
   
4. Creates the following registry keys:
   
   HKEY_Classes_RootCLSID{39fda070-61ba-11d2-ad84-00105a17b608}InprocServer32
   HKEY_Classes_RootCLSID{39fda070-61ba-11d2-ad84-00105a17b608}ToolboxBitmap32
   HKEY_Classes_RootCLSID{a1eedaa7-c4d8-11d2-ad9c-00105a17b608}InprocServer32
   HKEY_Classes_RootCLSID{a1eedaa7-c4d8-11d2-ad9c-00105a17b608}ToolboxBitmap32
   HKEY_Classes_RootCLSID{ca4fc24b-c65c-11d1-aa6f-000000000000}InprocServer32
   HKEY_Classes_RootCLSID{ca4fc24b-c65c-11d1-aa6f-000000000000}ToolboxBitmap32
   HKEY_Classes_RootCLSID{ddd136ce-517b-11d2-ad03-00105a17b608}InprocServer32
   HKEY_Classes_RootCLSID{ddd136ce-517b-11d2-ad03-00105a17b608}ToolboxBitmap32
   HKEY_Classes_RootCLSID{4f99a075-5227-11d2-ad06-00105a17b608}InprocServer32
   HKEY_Classes_RootCLSID{4f99a075-5227-11d2-ad06-00105a17b608}ToolboxBitmap32
   HKEY_Classes_RootCLSID{371d0743-7a57-11d2-ad5a-00105a17b608}InprocServer32
   HKEY_Classes_RootCLSID{371d0743-7a57-11d2-ad5a-00105a17b608}ToolboxBitmap32
   HKEY_Classes_RootCLSID{e9d55102-9683-11d2-ba68-0040053687fe}InprocServer32
   HKEY_Classes_RootCLSID{e9d55102-9683-11d2-ba68-0040053687fe}ToolboxBitmap32
   HKEY_Classes_RootCLSID{0c1f87ae-ae62-11d3-911c-00105a17b608}InprocServer32
   HKEY_Classes_RootCLSID{0c1f87ae-ae62-11d3-911c-00105a17b608}ToolboxBitmap32
   HKEY_Classes_RootCLSID{b22fe43c-d1e8-432a-a862-9f83d5f04732}InprocServer32
   HKEY_Classes_RootCLSID{b22fe43c-d1e8-432a-a862-9f83d5f04732}ToolboxBitmap32
   

REMOVAL

Before You Begin:
The following is a general removal procedure. This spyware may include an uninstallation tool named nl.exe, which is located in the installation folder. The default installation folder is %System%fontssystemexplorermru. We suggest that, before you attempt to remove this spyware using the following instructions, try to uninstall it by using the provided uninstaller.


The following instructions pertain to all Symantec antivirus products that support Security Risk detection.

1. Update the definitions.
2. Restart the computer in Safe mode.
3. Run a full system scan and delete all the files detected as Spyware.IamBigBrother.
4. Delete the value that was added to the registry.
   

For specific details on each of these steps, read the following instructions.

1. To update the definitions
To obtain the most recent definitions, start your Symantec program and run LiveUpdate.

2. To restart the computer in Safe mode
Shut down the computer and turn off the power. Wait for at least 30 seconds, and then restart the computer in Safe mode or VGA mode. For instructions, read the document, How to start the computer in Safe mode.

3. To scan for and delete the files

1. Start your Symantec antivirus program, and then run a full system scan.
2. If any files are detected as Spyware.IamBigBrother, click Delete.
   
   
   Note: If your Symantec antivirus product reports that it cannot delete a detected file, note the path and file name. Then use Windows Explorer to locate and delete the file.
   
   

4. To delete the value from the registry
Important: Symantec strongly recommends that you back up the registry before making any changes to it. Incorrect changes to the registry can result in permanent data loss or corrupted files. Modify the specified keys only. Read the document, How to make a backup of the Windows registry, for instructions.

1. Click Start > Run.
2. Type regedit
   
   Then click OK.
   
   
3. Navigate to the key:
   
   HKEY_LOCAL_MACHINESOFTWAREMicrosoftWindowsCurrentVersionRun
   
   In the right pane, delete the values:
   
   "Windows System Tray" = "[PATH TO SECURITY RISK]dlhost.exe"
   "Windows Service Manager"  =  "[PATH TO SECURITY RISK]spoolsv.exe"
   
   
4. Exit the Registry Editor.
   
   
5. Restart the computer in Normal mode.