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



Friday
2016-07-11, 15:56
The following instructions have been created to help you to get rid of "Win32.BHO.cxpt" 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
bho

Description:
Win32.BHO.cxpt installs a Browser Helper Object (BHO) called NetSolutionObj and connects to korean servers in background.
Removal Instructions:

Autorun:

Please use Spybot-S&D (http://www.safer-networking.org/index.php?page=spybotsd), RunAlyzer (http://www.safer-networking.org/index.php?page=runalyzer) or msconfig.exe to remove the following autorun entries.

Entries named "netsolution" and pointing to "<$PROGRAMFILES>\netsolution\netsolutionup.exe".

Installed Software List:

You can try to uninstall products with the names listed below; for items identified by other properties or to avoid malware getting active again on uninstallation, use Spybot-S&D (http://www.safer-networking.org/index.php?page=spybotsd) or RunAlyzer (http://www.safer-networking.org/index.php?page=runalyzer) to locate and get rid of these entries.

Products that have a key or property named "netsolution uninstall".

Files:

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

The file at "<$PROGRAMFILES>\netsolution\netsolution.dll".
The file at "<$PROGRAMFILES>\netsolution\netsolutionup.exe".
The file at "<$PROGRAMFILES>\netsolution\uninstall.exe".
Make sure you set your file manager to display hidden and system files. If Win32.BHO.cxpt uses rootkit technologies, use the rootkit scanner integrated into Spybot-S&D (http://www.safer-networking.org/index.php?page=spybotsd) 2.x 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!

Important: There are more files that cannot be safely described in simple words. Please use Spybot-S&D (http://www.safer-networking.org/index.php?page=spybotsd) to remove them.

Folders:

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

The directory at "<$PROGRAMFILES>\netsolution".
Make sure you set your file manager to display hidden and system files. If Win32.BHO.cxpt 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 folders!

Registry:

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

A key in HKEY_CLASSES_ROOT\ named "NetSolution.NetSolutionObj.1", plus associated values.
A key in HKEY_CLASSES_ROOT\ named "NetSolution.NetSolutionObj", plus associated values.
Delete the registry key "{5BCF99F6-DB8D-42ED-9D2B-C65E95B21625}" at "HKEY_CLASSES_ROOT\CLSID\".
Delete the registry key "{5BCF99F6-DB8D-42ED-9D2B-C65E95B21625}" at "HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\".
Delete the registry key "{B8D31E96-0612-4621-9FB4-3692A0418475}" at "HKEY_CLASSES_ROOT\TypeLib\".
Delete the registry key "{C85AA9A8-2ADB-4914-8CC4-F8495C41540F}" at "HKEY_CLASSES_ROOT\Interface\".
Delete the registry key "{C9A3004C-54D7-409C-A5FC-22619592BF6C}" at "HKEY_CLASSES_ROOT\AppID\".
Delete the registry key "NetSolution.DLL" at "HKEY_CLASSES_ROOT\AppID\".
If Win32.BHO.cxpt 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.