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Remove Unknown Toolbar4 from computer and browsers (Chrome, Firefox, IE)

* What is Unknown Toolbar4

* Download Unknown Toolbar4 Removal Tool

* Remove Unknown Toolbar4 manually

* Remove Unknown Toolbar4 from Google Chrome

* Remove Unknown Toolbar4 from Mozilla Firefox

* Remove Unknown Toolbar4 from Internet Explorer

* Get Professional Support

* Read Comments

Threat indicator: HIGH

Threat's profile

Name of the threat:

Command or file name:

Threat type:

Affected OS:

Unknown Toolbar4



Win32 (Windows XP, Vista, Seven, 8)

In 2006 Unknown Toolbar4 was taken to be one of the most numerous malware running on operating system making an emergent dure necessity in Unknown Toolbar4 removal tools that would make feasible to remove Unknown Toolbar4 and perfect worthy Unknown Toolbar4 removals. Computers where Internet Explorer program is the primary browser program are particularly attackable to Unknown Toolbar4 attacks even if there's a worthy Unknown Toolbar4 removal tool on computer as this browser is tightly wholistic with system that allows Unknown Toolbar4 to accession to crucial computer parts, so it is required to remove Unknown Toolbar4 right away. Wholesaler of Unknown Toolbar4 exists the application as a advantageous service application, even one that helps to remove Unknown Toolbar4 or viruses. Unknown Toolbar4 can come cross-packed with other applications. Some sorts of Unknown Toolbar4 uncheck firewalls and anti virus, reduce browser program security settings, opening the PC for further infections. Other Unknown Toolbar4 causes use rootkit modes to preclude detection and Unknown Toolbar4 removal by Unknown Toolbar4 removal tools.

Unknown Toolbar4 intrusion method

Unknown Toolbar4 copies its file(s) to your hard disk. Its typical file name is (*.*). Then it creates new startup key with name Unknown Toolbar4 and value (*.*). You can also find it in your processes list with name (*.*) or Unknown Toolbar4. Also, it can create folder with name Unknown Toolbar4 under C:\Program Files\ or C:\ProgramData.

If you have further questions about Unknown Toolbar4, please call us on the phone below. It is toll free. Or you can use programs to remove Unknown Toolbar4 automatically below.

Download SpyHunter by Enigma Software Group LLC

Download this advanced removal tool and solve problems with Unknown Toolbar4 and (*.*) (download of fix will start immediately):

Download Spyhunter to remove Unknown Toolbar4 and (*.*) now!

* SpyHunter was developed by US-based company EnigmaSoftware and is able to remove Unknown Toolbar4-related issues in automatic mode. Program was tested on Windows XP, Windows Vista, Windows 7 and Windows 8.

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Features of SpyHunter 4

* Removes all files created by Unknown Toolbar4.

* Removes all registry entries created by Unknown Toolbar4.

* You can activate System and Network Guards and forget about malware.

* Can fix browser problems and protect browser settings.

* Removal is guaranteed - if SpyHunter fails ask for FREE support.

* 24/7 Spyware Helpdesk Support included into the package.

Download Stronghold AntiMalware by Security Stronghold LLC

Download antimalware designed specifically to remove threats like Unknown Toolbar4 and (*.*) (download of fix will start immediately):

Download Stronghold AntiMalware for Unknown Toolbar4 and (*.*) now!

Features of Stronghold Antimalware

* Removes all files created by Unknown Toolbar4.

* Removes all registry entries created by Unknown Toolbar4.

* Fixes browser redirection and hijack if needed.

* "Toolbar Remover" tool will help you get rid of unwanted browser extensions.

* Removal is guaranteed - if Stronghold AntiMalware fails ask for FREE support.

* 24/7 Helpdesk Support and 5 hours of Remote Support via GoToAssist included into the package.

Let our support team solve your problem with Unknown Toolbar4 and repair Unknown Toolbar4 right now!

support person

Call us using the number below and describe your problem with Unknown Toolbar4. Support team will offer you solution in several minutes and give a step-by-step instruction on how to remove Unknown Toolbar4. Trouble-free tech support with over 10 years experience removing malware.


Software Industry Professionals Member
Threat's description and solution are developed by Security Stronghold security team.

Here you can also learn:

* Technical details of Unknown Toolbar4 threat.

* Manual Unknown Toolbar4 removal.

* Download Unknown Toolbar4 Removal Tool.

How to remove Unknown Toolbar4 manually

This problem can be solved manually by deleting all registry keys and files connected with Unknown Toolbar4, removing it from starup list and unregistering all corresponding DLLs. Additionally missing DLL's should be restored from distribution in case they are corrupted by Unknown Toolbar4.

To get rid of Unknown Toolbar4, you should:

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1. Kill the following processes and delete the appropriate files:

no information

Warning: you should delete only those files which checksums are listed as malicious. There may be valid files with the same names in your system. We recommend you to use Unknown Toolbar4 Removal Tool for safe problem solution.

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2. Delete the following malicious folders:

no information

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3. Delete the following malicious registry entries and\or values:

  • Key: clsid\{d6ec5a49-3966-55e7-d372-fd18c4391ca0}
    Value: @
  • Key: software\microsoft\internet explorer\toolbar\webbrowser\{d6ec5a49-3966-55e7-d372-fd18c4391ca0}
    Value: @
  • Key: software\classes\clsid\{629eb713-96da-93a8-9e88-5e1188dd5d51}
    Value: @
  • Key: software\classes\clsid\{d6ec5a49-3966-55e7-d372-fd18c4391ca0}
    Value: @
  • Key: software\microsoft\internet explorer\toolbar\{d6ec5a49-3966-55e7-d372-fd18c4391ca0}
    Value: @
  • Key: software\microsoft\windows\currentversion\explorer\browser helper objects\{629eb713-96da-93a8-9e88-5e1188dd5d51}
    Value: @

Warning: if value is listed for some registry entries, you should only clear these values and leave keys with such values untouched. We recommend you to use Unknown Toolbar4 Removal Tool for safe problem solution.

Uninstall Unknown Toolbar4 related programs from Control Panel

We recommend you to check list of installed programs and search for Unknown Toolbar4 entry or other unknown and suspicious programs. Below are instructions for different version if Windows. In some cases adware programs are protected by malicious service or process and it will not allow you to uninstall it. If Unknown Toolbar4 won't uninstall or gives you error message that you do not have sufficient rights to do this perform below instructions in Safe Mode or Safe Mode with Networking or use Unknown Toolbar4 Removal Tool.

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Windows 8

  • Right click on the bottom left corner of the screen (while on your desktop)

  • In the menu choose Control Panel

  • Click Uninstall a program under Programs and Features.

  • Locate Unknown Toolbar4 or other related suspicious program.

  • Click Uninstall button.

  • Wait until uninstall process is complete.

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Windows 7

  • Click Start and choose Control Panel.

  • Choose Programs and Features and Uninstall a program.

  • In the list of installed programs find Unknown Toolbar4

  • Click Uninstall button.

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Windows XP

  • Click Start

  • In the menu choose Control Panel

  • Choose Add / Remove Programs.

  • Find Unknown Toolbar4 related entries.

  • Click Remove button.

Remove Unknown Toolbar4 extension from your browsers

Unknown Toolbar4 in some cases can create browsers extension. We recommend you to use free option Toolbar Remover under Tools in Stronghold AntiMalware to remove unwanted browser extensions related to Unknown Toolbar4. We recommend you to perform scan your PC with SpyHunter or Stronghold AntiMalware. To remove extenions from your browsers manually do the following:

internet explorer logo

Internet Explorer

  • While in Internet Explorer click cogwheel icon in the top right corner

  • In the menu choose the Manage Add-ons

  • Select Toolbar and Extension tab.

  • Choose Unknown Toolbar4 or other related adware BHO.

  • Click Disable button.

Warning: This option will only disable unwanted plugin. For effective Unknown Toolbar4 removal use Unknown Toolbar4 Removal Tool.

google chrome logo

Google Chrome

  • Start Google Chrome.

  • In the address bar type chrome://extensions/

  • In the list of add-ons find Unknown Toolbar4 and click recycle bin icon.

  • Confirm Unknown Toolbar4 removal.

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Mozilla Firefox

  • Open Firefox

  • In the address bar type about:addons

  • Click Extensions tab.

  • In the list of extension locate Unknown Toolbar4.

  • Click Remove button near it.

Reset browsers search and homepage settings

Unknown Toolbar4 can affect your browsers which results in browser redirection or search hijack. We recommend you to use free option Reset Browsers under Tools in Stronghold AntiMalware to reset all the browsers at once. Mention that you need to remove all files and kill all processes belonging to Unknown Toolbar4 before doing this. To reset your browsers manually and restore your homepage perform the following steps:

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Internet Explorer

  • If you use Windows XP, click Start, and then click Run. Type the following in the Open box without quotes, and press Enter: "inetcpl.cpl"

  • If you use Windows 7 or Windows Vista, click Start. Type the following in the Search box without quotes, and press Enter: "inetcpl.cpl"

  • Click the Advanced tab

  • In Reset Internet Explorer settings, click Reset. Click Reset in opened window again.

  • Select Delete personal settings checkbox to remove browsing history, search providers, homepage

  • After Internet Explorer finishes resetting, click Close in the Reset Internet Explorer Settings dialog box

Warning: In case this option will not work use free option Reset Browsers under Tools in Stronghold AntiMalware.

google chrome logo

Google Chrome

  • Go to the installation folder of Google Chrome: C:\Users\"your username"\AppData\Local\Google\Chrome\Application\User Data.

  • In the User Data folder, look for a file named as Default and rename it to DefaultBackup.

  • Launch Google Chrome and a new clean Default file will be created.

Warning: This option might not work if in Google Chrome you use online synchronization between PCs. In this case use free option Reset Browsers under Tools in Stronghold AntiMalware.

mozilla firefox logo

Mozilla Firefox

  • Open Firefox

  • Go to Help > Troubleshooting Information in menu.

  • Click the Reset Firefox button.

  • After Firefox is done, it will show a window and create folder on the desktop. Click Finish.

Warning: This option will also clean all your account passwords for all websites. If you don't want it use free option Reset Browsers under Tools in Stronghold AntiMalware.

Information provided by: Aleksei Abalmasov

Threat in focus: brontok

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