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View Full Version : Manual Removal Guide for Win32.BHO.gok



Friday
2009-01-10, 21:16
The following instructions have been created to help you to get rid of "Win32.BHO.gok" manually.
Use this guide at your own risk; software should usually be better suited to remove malware, since it is able to look deeper.

If this guide was helpful to you, please consider donating towards this site (http://www.safer-networking.org/index.php?page=donate).

Threat Details:

Categories:
trojan

Description:
This trojan horse installs itself in background as a browser helper object (BHO). As a BHO it starts along the Internet Explorer and is able to control the Internet Explorer's connections without user consent.
Removal Instructions:

Files:

Please use Windows Explorer or another file manager of your choice to locate and delete these files.

The file at "<$SYSDIR>\<$REGMATCH1>.dll".
Make sure you set your file manager to display hidden and system files. If Win32.BHO.gok uses rootkit technologies, use our RootAlyzer (http://forums.spybot.info/downloads.php?id=8) or our Total Commander anti-rootkit plugins (http://forums.spybot.info/downloads.php?id=3).
You will have to use a global search for files without a name specified. Be extra careful, because just the name might not be enough to identify files!

Registry:

You can use regedit.exe (included in Windows) to locate and delete these registry entries.

Delete the registry key "{2A8D06B4-1B40-009F-E531-629A59080F43}" at "HKEY_CLASSES_ROOT\CLSID\".
Delete the registry key "{2A8D06B4-1B40-009F-E531-629A59080F43}" at "HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\".
Delete the registry value "{2A8D06B4-1B40-009F-E531-629A59080F43}" at "HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\Explorer\ShellExecuteHooks\".
Remove "<regexpr><$SYSDIR>\\(\S{4,8})\.dll" from registry value "" at "HKEY_CLASSES_ROOT\CLSID\{2A8D06B4-1B40-009F-E531-629A59080F43}\InprocServer32\".
If Win32.BHO.gok uses rootkit technologies, use our RegAlyzer (http://www.safer-networking.org/index.php?page=regalyzer), RootAlyzer (http://forums.spybot.info/downloads.php?id=8) or our Total Commander anti-rootkit plugins (http://forums.spybot.info/downloads.php?id=3).

Final Words:

If neither Spybot-S&D nor self help did resolve the issue or you would prefer one on one help,
Please read these instructions (http://forums.spybot.info/showthread.php?t=288) before requesting assistance,
Then start your own thread in the Malware Removal Forum (http://forums.spybot.info/forumdisplay.php?f=22) where a volunteer analyst will advise you as soon as available.

There are more files or system entries belonging to this product that <$SPYBOTSD> can remove, but that cannot be easily described in text. Please use <$SPYBOTSD> to make sure <$PRODUCTNAME> gets completely removed.