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Couponsbar

Posted: February 28, 2014

Threat Metric

Threat Level: 5/10
Infected PCs: 49
First Seen: February 28, 2014
Last Seen: August 17, 2022
OS(es) Affected: Windows


Couponsbar Screenshot 1Couponsbar is a browser hijacker that, supposedly, enhances 'searching and sharing online,' but, in reality, provides few benefits to compare with its disadvantages. Like all programs classified as browser hijackers, Couponsbar uses varied means of redirecting your browser to other sites. Although malware experts haven't found it appropriate to classify Couponsbar-related sites as unsafe, they do warn that search results and other links from Couponsbar's sites aren't likely to be perfectly accurate, or to be designed in such a manner as to benefit you. Removing Couponsbar with good PC security tools should be all that's needed to remove its hijacking effects on your Web browser.

An Add-On that Doesn't Raise the Bar on Search Engines

Couponsbar easily could be mistaken for a shopping-themed advertising add-on, such as a toolbar that loads product offers from alternative Web retailers. However, belying its misleading name, Couponsbar is, in fact, a browser hijacker, or a program that redirects your browser to other sites, regardless of your browser's actual settings. So far, malware researchers have seen Couponsbar cause redirects from homepages and search engines, all in an effort to promote its own search sub-domain, search.coupons-bar.com.

An examination of this 'search engine' by malware researchers quickly revealed that most of its results were from affiliated partners or were borrowed from other search sites with a better reputation than Coupons-bar.com. In many cases, Couponsbar's search results were irrelevant to the terms entered, making this add-on's reason for existence highly questionable. Nonetheless, Couponsbar's search site doesn't have any known affiliation with compromised sites that could harm your computer or your Web browser; at least, any more than Couponsbar already might be doing with its hijacks.

Couponsbar's other features, such as 'sharing' content through social networks or interacting with your Facebook album, may be of use to some Web surfers. However, ultimately, Couponsbar remains a generic product with a central feature of questionable value, and malware experts recommend finding any Couponsbar-related features you might want from a more reliable source.

Stopping Couponsbar from Barring You from Your Search Engine of Choice

Search hijackers may vary in terms of meanness, with simple tactics like Couponsbar occupying the shallow end of the browser add-on industry, but not to the point of being classified as a threat. Because Couponsbar prevents you from using your browser's normal search and homepage settings as intended, deleting Couponsbar only should be delayed in exceptional cases, where you're entirely certain that you want Couponsbar's features and are untroubled by its substantial drawbacks. To remove Couponsbar, or any other Potentially Unwanted Program that may try to prevent its deletion from taking place completely, using anti-malware software generally is the standard, and safest response.

Couponsbar is downloadable at its website, although the limited contact information of its company raises more than a few questions about their intended business model. Malware researchers also tend to see Couponsbar and other PUPs installed through free software sources with poor reputations, including various freeware databases. Be sure to research these sites before installing their software, lest you end up with Couponsbar as your search engine, even if your search engine is set to another site entirely.

Couponsbar Screenshot 2Couponsbar Screenshot 3

Technical Details

File System Modifications

Tutorials: If you wish to learn how to remove malware components manually, you can read the tutorials on how to find malware, kill unwanted processes, remove malicious DLLs and delete other harmful files. Always be sure to back up your PC before making any changes.

The following files were created in the system:



coupons-bar.exe File name: coupons-bar.exe
Size: 303.25 KB (303256 bytes)
MD5: c9b7c096aedcb129d0cacc4135cd1092
Detection count: 7
File type: Executable File
Mime Type: unknown/exe
Group: Malware file
Last Updated: August 17, 2022

Registry Modifications

The following newly produced Registry Values are:

HKEY..\..\..\..{RegistryKeys}Software\Microsoft\Installer\Features\C03B6554040CFA243BABE38928343248Software\Microsoft\Installer\Products\C03B6554040CFA243BABE38928343248

Additional Information

The following directories were created:
%APPDATA%\Microsoft\Installer\{4556B30C-C040-42AF-B3BA-3E9882432384}
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