The following instructions have been created to help you to get rid of "Web-Nexus" 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.

Threat Details:

Categories:
  • malware

Description:
Uses hidden processes, adds its files to systemstart and winlogon thus enabling it to start at any windows session. Web-Nexus is also able to reinstall itself without user consent if parts of it are disabled or removed. Very persistent.
Removal Instructions:

Autorun:

Please use Spybot-S&D, RunAlyzer or msconfig.exe to remove the following autorun entries.
  • Entries named "ewlned" and pointing to "<$SYSDIR>\ffhvff.exe*".
  • Entries named "btsog" and pointing to "<$SYSDIR>\ffhvff.exe*".
  • Entries named "winsync" and pointing to "*exe reg_run*".
  • Entries named "winsync" and pointing to "<$WINDIR>\*exe reg_run*".

Important: There are more autorun entries that cannot be safely described in simple words. Please use Spybot-S&D to remove them.

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 or RunAlyzer to locate and get rid of these entries.
  • Products that have a key or property named "6bc7c80f5ec8".
  • Products that have a key or property named "AdBehavior".
  • Products that have a key or property named "WebNexus".

Files:

Please use Windows Explorer or another file manager of your choice to locate and delete these files.
  • A file with an unknown location named "dmonwv.dll".
  • The file at "<$SYSDIR>\voxaf.exe".
  • The file at "<$SYSDIR>\gkfepkx.exe".
  • The file at "<$SYSDIR>\ffhvff.exe".
  • The file at "<$SYSDIR>\dmonwv.dll".
  • The file at "<$WINDIR>\unwn.exe".
  • The file at "<$WINDIR>\installer_252.exe".
  • A file with an unknown location named "installerwebnex.exe".
  • The file at "c:\installerwebnex.exe".
  • The file at "<$WINDIR>\tctin.dll".
  • The file at "<$SYSDIR>\auanosp.dll".
  • The file at "<$SYSDIR>\lklwe.dll".
  • The file at "<$SYSDIR>\cbcdsvd.exe".
  • The file at "<$PROGRAMFILES>\installer.exe".
  • A file with an unknown location named "installer.exe".
  • The file at "<$SYSDIR>\wuauclt.dll".
  • The file at "<$SYSDIR>\installer216.exe".
  • The file at "<$SYSDIR>\vgactl.cpl".
  • The file at "<$WINDIR>\pwpqoe.dat".
  • The file at "<$SYSDIR>\browselc.exe".
  • The file at "<$SYSDIR>\comaddin.exe".
  • The file at "<$DESKTOP>\Advance Your Career.url".
  • The file at "<$DESKTOP>\Casino games.url".
  • The file at "<$DESKTOP>\Find Your Dream Date Now!.url".
  • The file at "<$DESKTOP>\Guaranteed Approval!!.url".
  • The file at "<$FAVORITES>\Get out of Debt!.url".
  • The file at "<$FAVORITES>\Meet Someone Special.url".
  • The file at "<$FAVORITES>\You're Approved!!.url".
  • The file at "<$WINDIR>\unq32.dat".
  • The file at "<$SYSDIR>\auanosp.dll".
  • The file at "<$LOCALSETTINGS>\Temp\f4440250.exe".
  • The file at "<$SYSDIR>\vyvka.dat".
  • The file at "<$WINDIR>\tctin.dll".
  • The file at "<$SYSDIR>\auanosp.dll".
  • The file at "<$SYSDIR>\auanosp.dll.tmp".
  • The file at "<$SYSDIR>\cbcdsvd.exe".
  • The file at "<$SYSDIR>\lklwe.dll".
  • The file at "<$SYSDIR>\conres.cpl".
  • The file at "<$SYSDIR>\vyvka.dat".
  • The file at "<$SYSDIR>\vyvka.dat".
  • The file at "<$SYSDIR>\datadx.dll".
  • The file at "<$SYSDIR>\gbgrinh.dll".
  • The file at "<$SYSDIR>\ucuipyo.dll".
  • A file with an unknown location named "rnkrrr.exe".
  • A file with an unknown location named "kvkrua.exe".
Make sure you set your file manager to display hidden and system files. If Web-Nexus uses rootkit technologies, use our RootAlyzer or our Total Commander anti-rootkit plugins.
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 to remove them.

Registry:

You can use regedit.exe (included in Windows) to locate and delete these registry entries.
  • Remove "<$SYSDIR>\voxaf.exe" from registry value "Shell" at "HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\".
  • Remove "gkfepkx.exe" from registry value "Userinit" at "HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\".
  • Delete the registry key "{CE3A44D8-BC88-4D62-A890-42D96245F8D6}" at "HKEY_CLASSES_ROOT\CLSID\".
  • Delete the registry key "{CE3A44D8-BC88-4D62-A890-42D96245F8D6}" at "HKEY_CLASSES_ROOT\Folder\shellex\ColumnHandlers\".
  • Delete the registry key "{4ABF810A-F11D-4169-9D5F-7D274F2270A1}" at "HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Internet Explorer\Extensions\".
  • Delete the registry key "{d306b84a-d720-4cd2-a24c-d74a5be24b1c}" at "HKEY_CLASSES_ROOT\CLSID\".
  • Delete the registry key "{900316f5-9e2e-4568-b9cf-077b0435eabb}" at "HKEY_CLASSES_ROOT\CLSID\".
  • Delete the registry key "{734e5f6f-7da5-4fb9-8bbd-6eff69e666fd}" at "HKEY_CLASSES_ROOT\CLSID\".
  • Delete the registry key "InProcServer32" at "HKEY_CLASSES_ROOT\CLSID\{48bae78e-c408-4a2f-8eb0-244182dbd58d}\".
  • Delete the registry key "{09295e67-cff0-46d7-bd03-31f28e8b4ca2}" at "HKEY_CLASSES_ROOT\CLSID\".
  • Delete the registry key "InProcServer32" at "HKEY_CLASSES_ROOT\CLSID\{d93095ee-3908-4413-8a34-f96f373616ae}\".
  • Delete the registry key "InProcServer32" at "HKEY_CLASSES_ROOT\CLSID\{5bc043bd-c24c-4b4e-a286-bc2ce0051ada}\".
  • Delete the registry key "InProcServer32" at "HKEY_CLASSES_ROOT\CLSID\{5dc5c416-c1e8-40ba-9bf5-151182c43077}\".
  • Delete the registry key "InProcServer32" at "HKEY_CLASSES_ROOT\CLSID\{eec72e68-ca10-4aa0-9143-f856fdcf78ac}\".
  • Delete the registry key "InProcServer32" at "HKEY_CLASSES_ROOT\CLSID\{9fceacb0-1e64-4144-af4b-c52c9201ac4c}\".
  • Delete the registry key "InProcServer32" at "HKEY_CLASSES_ROOT\CLSID\{963f6c0c-8069-4f1b-a2c9-20aa2f7175e4}\".
  • Delete the registry key "InProcServer32" at "HKEY_CLASSES_ROOT\CLSID\{72305156-d302-44bb-85a4-c88be1dd7451}\".
  • Delete the registry key "InProcServer32" at "HKEY_CLASSES_ROOT\CLSID\{734e5f6f-7da5-4fb9-8bbd-6eff69e666fd}\".
  • Delete the registry key "InProcServer32" at "HKEY_CLASSES_ROOT\CLSID\{77d19fcd-4936-43b3-bd3c-e96725d92b6a}\".
  • Delete the registry key "{85912e13-3a47-4651-8a96-b17cd071c321}" at "HKEY_CLASSES_ROOT\CLSID\".
  • Delete the registry key "{315ae455-6902-4ae1-a72e-8d0a8e5cde42}" at "HKEY_CLASSES_ROOT\CLSID\".
  • Delete the registry key "{6EC11407-5B2E-4E25-8BDF-77445B52AB37}" at "HKEY_CLASSES_ROOT\Folder\shellex\ColumnHandlers\".
  • Delete the registry key "{9E248641-0E24-4DDB-9A1F-705087832AD6}" at "HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Internet Explorer\Extensions\".
  • Delete the registry key "{c9517365-7113-4309-b53c-33dda7517386}" at "HKEY_CLASSES_ROOT\CLSID\".
  • Delete the registry key "{9b4a1ac0-9aee-4e25-9ee1-9b2f7e17050f}" at "HKEY_CLASSES_ROOT\CLSID\".
  • Delete the registry key "{0339bff1-bfb6-4f11-967d-6afbc4e1993e}" at "HKEY_CLASSES_ROOT\CLSID\".
  • Delete the registry key "{873510aa-6d4a-4dbe-8840-82b942464278}" at "HKEY_CLASSES_ROOT\CLSID\".
  • Delete the registry key "tutold" at "HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\".
  • Delete the registry key "qstat" at "HKEY_LOCAL_MACHINE\SOFTWARE\".
  • Delete the registry key "{d93095ee-3908-4413-8a34-f96f373616ae}" at "HKEY_CLASSES_ROOT\CLSID\".
  • Delete the registry key "{46E0807E-D421-4D67-BA84-E13E187AE3DA}" at "HKEY_CLASSES_ROOT\CLSID\".
  • Delete the registry key "{5dc5c416-c1e8-40ba-9bf5-151182c43077}" at "HKEY_CLASSES_ROOT\CLSID\".
  • Delete the registry key "{bc14d6a3-17f6-407f-a75c-fe7e8d722d86}" at "HKEY_CLASSES_ROOT\CLSID\".
  • Delete the registry key "{9fceacb0-1e64-4144-af4b-c52c9201ac4c}" at "HKEY_CLASSES_ROOT\CLSID\".
  • Delete the registry key "{4e9314b4-65c5-4f05-9e72-e5add1a155e6}" at "HKEY_CLASSES_ROOT\CLSID\".
  • Delete the registry key "484769567" at "HKEY_LOCAL_MACHINE\SOFTWARE\".
  • Delete the registry key "qkqxnstn" at "HKEY_CLASSES_ROOT\*\shellex\ContextMenuHandlers\".
  • Delete the registry key "{054354ce-22e9-48b1-ab89-8bee4dc28bb9}" at "HKEY_CLASSES_ROOT\CLSID\".
  • Delete the registry key "{4bd76cc3-e307-48de-96ef-75f5e1f17636}" at "HKEY_CLASSES_ROOT\CLSID\".
  • Delete the registry key "{4f48e5fb-cf5d-450b-a587-e6909c06e1b1}" at "HKEY_CLASSES_ROOT\CLSID\".
  • Delete the registry key "{52643952-a87f-4d8c-89a0-0b84ac74d5f1}" at "HKEY_CLASSES_ROOT\CLSID\".
  • Delete the registry key "{56019f5e-1071-4285-8e9e-ab94aae2e4e5}" at "HKEY_CLASSES_ROOT\CLSID\".
  • Delete the registry key "{6EC11407-5B2E-4E25-8BDF-77445B52AB37}" at "HKEY_CLASSES_ROOT\CLSID\".
  • Delete the registry key "{86d7d6ec-458b-4e2d-b607-6e9ce5aa93a9}" at "HKEY_CLASSES_ROOT\CLSID\".
  • Delete the registry key "{9a4873a1-eb0f-4c32-9f61-fdadd3edc986}" at "HKEY_CLASSES_ROOT\CLSID\".
If Web-Nexus uses rootkit technologies, use our RegAlyzer, RootAlyzer or our Total Commander anti-rootkit plugins.

Final Words:

If neither Spybot-S&D nor self help did resolve the issue or you would prefer one on one help,
  1. Please read these instructions before requesting assistance,
  2. Then start your own thread in the Malware Removal Forum where a volunteer analyst will advise you as soon as available.