MPlayerplus_01 ads appear in your browser, for example and in our case at Google chrome, but it might also happen in Internet Explorer or Mozilla Firefox. This MPlayerplus_01 ads are caused by a malicious browser extension from Crossrider. These malicious browser extensions use popups to promote ads thru this website. The ads with MPlayerplus_01 are simply used to send web traffic to partners in order to make revenue from collecting your internet behaviour.
The malicious browser extension that cause the MPlayerplus_01 ads are ment to protect your from adware in your browser. Be aware of ads as they trigger lots of tricks to let you install unwanted software.
This are well known social engineering techniques to trick the computer user into installing malicious or ad-support software. Often this is where the problem persists, there is a thin line between legit, ad-support or Potentially Unwanted software.
It is advised to always read the End User License Agreements (EULA) or Terms and Agreements before installing software on your computer. Do never click too fast thru the installation process [Next] button of software as you will agree to software you might not want to install. If the installer offers a Advanced or Custom option button, click it to find out if there is any other malicious software offered and installed during the installation process.