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Backdoor.Haxdoor.I Updated: July 26, 2006

Description: Backdoor.Haxdoor.I has the capability to allow unauthorized access on the infected computer. This trojan can also steal information by logging keystrokes including passwords and send to a remote attacker.
Technical Name:	Backdoor.Haxdoor.I
Threat Level:	Low
Type:	Trojan Horse
Systems Affected:	Windows All
Detection Date:	March 30, 2006

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Backdoor.Haxdoor.I removal procedures requires technical know-how on computer troubleshooting. It is better to consult your LAN Administrator or Technical Persons to avoid additional damage on your computer if modifications on Services and Registry have to be done.

MANUAL REMOVAL:

1. Restart the computer using the Windows Recovery Console [how to]

After starting from Recovery Console, delete the following files:

%System%\qo.dll
%System%\qo.sys
%System%\yvpp01.dll
%System%\yvpp01.sys
%System%\yvpp02.sys
%System%\redir.a3d
%System%\redir2.a3d
%System%\maskstt.a3d
%System%\tnstt.a3d
%System%\tn1sql.dat
%System%\lps.dat
%System%\klgcptini.dat

2. Disable System Restore (Windows Me/XP). [how to]
3. Update the virus definitions.
4. Run a full system scan.
5. Delete any values added to the registry. [how to edit registry]

Navigate to and delete the following subkeys:
HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\yvpp01.sys
HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\yvpp02.sys
HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\SafeBoot\Minimal\yvpp01.sys
HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\SafeBoot\Network\yvpp01.sys
HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\SafeBoot\Minimal\yvpp02.sys
HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\SafeBoot\Network\yvpp02.sys
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Notify\yvpp01

5. Exit registry editor and restart the computer.
***If it makes changes to Windows registry that may prevent you from running executable files. A tool to reset registry values to the default value is available for download. Click Here.

6. In order to make sure that worm Backdoor.Haxdoor.I is completely eliminated from your computer, carry out a full scan of your computer using AntiVirus and Antispyware Software. Another way to delete the virus using various Antivirus Program without the need to install can be done with Online Virus Scanner.

FREE ON-LINE VIRUS SCANNER

Click here to proceed

DOWNLOAD SPYWARE REMOVAL TOOLS:

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