Threat Database Adware Adware.Browser Companion Helper

Adware.Browser Companion Helper

By CagedTech in Adware
Published:
Last updated:

Threat Scorecard

Threat Level: 20 % (Normal)
Infected Computers: 7,741
First Seen: February 11, 2013
Last Seen: June 13, 2026
OS(es) Affected: Windows

The detection of Adware.Browser Companion Helper on your system indicates the presence of a potentially unwanted program that may be causing unwanted advertisements and potentially collecting user data without consent. This type of software is often bundled with other programs or installed through deceptive means, making it important to understand its nature and how to remove it effectively.

What Is Adware.Browser Companion Helper?

Adware.Browser Companion Helper, as the name suggests, is associated with adware - software designed to display unwanted advertisements on your computer, usually within a web browser. These advertisements can range from pop-ups and banners to more intrusive forms like videos or audio ads that play automatically. The primary goal of adware is to generate revenue for its developers by forcing users to view advertisements, some of which may be malicious or lead to malicious websites.

How Adware.Browser Companion Helper Operates

Adware.Browser Companion Helper operates by integrating itself into your web browsing experience, often by installing extensions or add-ons to your browser without your explicit consent. Once installed, it can monitor your browsing habits, collect data on the websites you visit, and use this information to display targeted advertisements. This not only invades your privacy but can also slow down your computer and browser, leading to a frustrating user experience.

Moreover, some adware programs, including potentially Adware.Browser Companion Helper, may have additional capabilities such as altering your browser's homepage, default search engine, or displaying fake alerts and warnings to scare you into purchasing unnecessary software or services.

Symptoms of Infection

Symptoms of an Adware.Browser Companion Helper infection can vary but commonly include an increase in unwanted advertisements appearing on your browser, unexpected changes to your browser's settings, and a general slowdown in your computer's performance. You might also notice that your browser is redirecting you to unwanted websites or that you are receiving pop-up ads even when your browser is closed.

  • Increased number of advertisements on web pages
  • Unwanted changes to browser settings, such as homepage or default search engine
  • Pop-ups and other forms of unwanted ads
  • Slowdown in browser and computer performance
  • Redirects to unwanted or suspicious websites

How to Remove Adware.Browser Companion Helper

  1. Boot your computer in Safe Mode with Networking to prevent the adware from loading and to give you a cleaner environment to work in.
  2. Perform a full scan of your system using a reputable anti-malware tool, such as SpyHunter, to detect and remove all components of the adware.
  3. Uninstall any recently installed or suspicious programs from your computer, as these may be related to the adware infection.
  4. Reset your web browsers (Chrome, Firefox, Edge, etc.) to their default settings to remove any changes made by the adware, such as unwanted extensions or altered settings.
  5. Reboot your computer and perform another scan with your anti-malware tool to ensure that all traces of the adware have been removed.

Conclusion

Removing Adware.Browser Companion Helper requires a systematic approach to ensure that all its components are eliminated from your system. By following the steps outlined above and maintaining good computing habits, such as regularly scanning your system for malware and being cautious when installing software, you can protect your computer and your personal data from unwanted programs like Adware.Browser Companion Helper. Remember, prevention is key, so always be vigilant when browsing the internet and installing new software on your computer.

SpyHunter Detects & Remove Adware.Browser Companion Helper

File System Details

Adware.Browser Companion Helper may create the following file(s):
# File Name MD5 Detections
1. Browser_Helper_Companion.exe a83e4abcd37ba089b62d90c1f918f9da 6
2. Coupish_vittalia_lne-hn.exe 64417d43fdf1f22ca77e1e5791aedc27 1
3. 20F62AC6D0160CB3F36BDAAD6B29406F.EXE 20f62ac6d0160cb3f36bdaad6b29406f 0
4. 1ffdbe973de511deae40a38cf9d6e486 1ffdbe973de511deae40a38cf9d6e486 0
More files

Registry Details

Adware.Browser Companion Helper may create the following registry entry or registry entries:
CLSID
{00cbb66b-1d3b-46d3-9577-323a336acb50}
{20EDC024-43C5-423E-B7F5-FD93523E0D9F}
{373ED12D-B306-43AC-9485-A7C5133DC34C}
{5ACE96C0-C70A-4A4D-AF14-2E7B869345E1}
{817923CB-4744-4216-B250-CF7EDA8F1767}
{830B56CB-FD22-44AA-9887-7898F4F4158D}
{8830DDF0-3042-404D-A62C-384A85E34833}
{955B782E-CDC8-4CEE-B6F6-AD7D541A8D8A}
{963B125B-8B21-49A2-A3A8-E37092276531}
{9F0C17EB-EF2C-4278-9136-2D547656BC03}
{ED6535E7-F778-48A5-A060-549D30024511}
SOFTWARE\Classes\AppID\tdataprotocol.DLL
SOFTWARE\Classes\AppID\updatebho.DLL
SOFTWARE\Classes\AppID\wit4ie.DLL
SOFTWARE\Classes\tdataprotocol.CTData
SOFTWARE\Classes\tdataprotocol.CTData.1
SOFTWARE\Classes\updatebho.TimerBHO
SOFTWARE\Classes\updatebho.TimerBHO.1
SOFTWARE\Classes\wit4ie.WitBHO
SOFTWARE\Classes\wit4ie.WitBHO.2
SOFTWARE\Classes\Wow6432Node\AppID\tdataprotocol.DLL
SOFTWARE\Classes\Wow6432Node\AppID\updatebho.DLL
SOFTWARE\Classes\Wow6432Node\AppID\wit4ie.DLL
Software\Microsoft\Internet Explorer\Approved Extensions\{00CBB66B-1D3B-46D3-9577-323A336ACB50}
Software\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{00cbb66b-1d3b-46d3-9577-323a336acb50}
Software\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{963B125B-8B21-49A2-A3A8-E37092276531}
Software\Microsoft\Windows\CurrentVersion\Ext\Settings\{00CBB66B-1D3B-46D3-9577-323A336ACB50}
Software\Microsoft\Windows\CurrentVersion\Ext\Settings\{963B125B-8B21-49A2-A3A8-E37092276531}
Software\Microsoft\Windows\CurrentVersion\Ext\Stats\{00CBB66B-1D3B-46D3-9577-323A336ACB50}
Software\Microsoft\Windows\CurrentVersion\Ext\Stats\{963B125B-8B21-49A2-A3A8-E37092276531}
SOFTWARE\Wow6432Node\BrowserCompanion
SOFTWARE\Wow6432Node\Classes\AppID\updatebho.DLL
SOFTWARE\Wow6432Node\Classes\AppID\wit4ie.DLL
Software\Wow6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{00cbb66b-1d3b-46d3-9577-323a336acb50}
Software\Wow6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{963B125B-8B21-49A2-A3A8-E37092276531}
SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Uninstall\BrowserCompanion

Directories

Adware.Browser Companion Helper may create the following directory or directories:

%APPDATA%\BrowserCompanion
%PROGRAMFILES%\Browser Companion
%PROGRAMFILES%\BrowserCompanion
%PROGRAMFILES%\Coupish
%PROGRAMFILES(x86)%\Browser Companion
%PROGRAMFILES(x86)%\BrowserCompanion
%PROGRAMFILES(x86)%\Coupish
%USERPROFILE%\AppData\LocalLow\bbrs_002.tb