ProStreamSearch – What is it?

“ProStreamSearch” search hijacker is a potentially unwanted application (PUA)¹, that is spread as a plugin for your web browser. It is typically marketed as an add-on for Chrome or Firefox, that assists to search some special details, as an example, about sport events, make your web browser a lot more safe, allow downloading of any web video, et cetera. Also, this app adds the “Managed by your organization” feature (on Chrome browsers).

However, the “ProStreamSearch” plugin is rather useless because all such functions are currently integrated to your web browser and/or system. Such marketing slogans are targeted at low-skilled computer users, such as pensioners or schoolchildren. However in some cases even qualified users are getting caught on such an attraction. In specific cases, this hijacker is spread along with free programs.

How harmful is ProStreamSearch hijacker?

Besides its impracticality, ProStreamSearch hijacker is also fairly harmful for web browser usage. It alters your search engine to its particular – Prostreamsearch.com, and additionally modifies your background, putting its watermark on your background image (or, sometimes, altering it to default with the specified symbol).

Aside from aesthetic adjustments done by ProStreamSearch hijacker, you may see that a couple of your search queries are redirecting to the untrustworthy sites, filled with links and advertisements – so-called doorway websites. Such websites can have web links for malware downloads. The chance of redirecting rises if you try to open Google search page forcibly.

However all these actions are far more bothersome than really destructive. The most significant threat, particularly for people who have a great deal of confidential information in their browsers, is installed in data gathering functionalities. Cookie files, conversations, often-visited web pages, and other activities are simply gathered by ProStreamSearch hijacker.