Adfocus.us removal – How to fully get rid of Adfocus.us step by step with virus removal guides

Do you want to delete Adfocus.us virus due to it automatically changes your homepage of browsers?

Are you disappointed that you try to remove Adfocus.us from your PC but there is no Uninstall option?

Are you trying to get rid of Adfocus.us through Control Panel but you failed?

To fix the problem, you could read this article and follow the virus removal guides as following.

What do you know about Adfocus.us?

Adfocus.us  appears for seconds before taking victims to some sites that have been widely recognized as virus by public such as isearch.babylon.com and snap.do browser hijacker.

Mechanical issues also emerge to surface together with the Adfocus.us redirect problem:

1.    It takes longer for the browser to display a desirable web page.

2.    Erratic CPU usage occurs to slow down PC performance and trigger freezes sometimes.

3.    Error message might be spotted in the middle of operation to block certain running due to corrupt item or missing document due to Adfocus.us’s redirection.

4.    Most search results are unwanted.

5.    Random pop-ups might be caught in sight when surfing the Internet.

How Dangerous Is Adfocus.us?

Unlike some average redirections that serve to improve surfing experience and prevent dead links, Adfocus.us redirects to help promote some malicious browser products by collecting traffic arbitrarily. What Adfocus.us adopts is JavaScript redirect as the technology is easy to handle and executed by web crawlers. As a result, online whereabouts will be tracked down and log-in credential will be recorded without knowledge, which could bring to identity theft and money loss.

Besides, Adfocus.us is a loosely programmed web site that mainly helps spread malicious sites more aggressively when PC users are putting up much more defense to guard against easy infiltration. In other word, bug can be readily detected on Adfocus.us, giving other infections concealed in the Internet a good chance to attack a machine harassed by Adfocus.us. That makes sense why more items are detected to pile up in the local disk to occupy limited resource without permission.

It is always recommended to remove Adfocus.us to resolve redirect issue right away so that damages can be stopped timely. Below is the manual way to help remove it as security utilities are unable to remove some items without vicious attribute code generated by Adfocus.us, resulting in constant re-image.

Manual Way to Remove Adfocus.us

Step 1. Eradicate items generated by Adfocus.us from browser settings.

Internet Explorer

Access ‘Toolbars and Extensions’, ‘Search Providers’ (under “Manage add-ons” in Tools Menu) respectively to remove items related to Adfocus.us.

Mozilla Firefox

Access ‘Add-ons’, ‘plugins’ panel (under “Options” in Tools Menu) respectively to remove items related to Adfocus.us.

Google Chrome

Access “Extensions” (under “Tools” in spanner icon menu) to remove items related to Adfocus.us.

Opera

Access “Manage Extensions” (under “Extensions” in Opera menu) to remove items related to Adfocus.us.

Step 2. modify values and remove malicious entries brought by Adfocus.us.

•     Hold and press Win key and R key together to bring up Run box.

•     Type “regedit” and press on Run button to bring up Database.

•     Add DisableRegistryTools to the following entry with the value named DWORD and set its value as “1”.

HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Policies\System

•     Remove the following listed entries:

HKCR\CLSID\{random number}

HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{random number}

HKCR\CrossriderApp{random number}.BHO

HKCU\Software\InstalledBrowserExtensions\{random number} Apps|{random number}

Step 3. show hidden files and folders generated by Adfocus.us from local disk.

Windows 7/XP/Vista – access Start menu and go to Control Panel; double click on “user accounts and family safety” to browse to ‘Folder Options’; hit View tab then to tick ‘Show hidden files and folders’ and non-tick ‘Hide protected operating system files (Recommended)’; press ‘OK’ button to confirm.

Windows 8 – double click on Windows Explorer to hit its View tab; tick ‘File name extensions’ and ‘Hidden items’ options; confirm the change by pressing “OK” button.

Files and folders to be deleted:

C:\WINDOWS\JAVA\Packages\CVLV1NBB.ZIP\ActiveXComponent.class or C:\WINDOWS\JAVA\Packages\5NZVFPF1.ZIP\ActiveXComponent.class

C:\Users\AppData\Roaming\[affected browser]\Profiles\

C:\Users\AppData\LocalLow\[it can be Adfocus.us, snap.do or babylon]

Adfocus.us Conclusion

Carrying malicious ActiveX, Applet and JavaScript documents, Adfocus.us manages to escape automatic detection and deletion by installed anti-virus programs as they are considered to be used by computer programmers by default.  But some powerful antivirus programs like Kaspersky and Malwarebytes can easily detect and remove Adfocus.us from your computer. Also, you will handle the Adfocus.us removal tips if you could follow the virus removal guides in this article above.