Readhub

A researcher with AdGuard discovered five fake ad-blocking extensions in the Chrome Web Store that used hidden scripts to manipulate users’ browsers … If the fake ad blockers make it to the top of the search results in the Chrome Web Store, they can get tens of millions of downloads … The additional code added to「AdRemover for Google Chrome」and the other extensions harvested information about users’ web browsing and manipulated browser behavior, Meshkov said.