Adware CrossRider.B This Trojan horse is aimed at computers of Windows operating system, and incorporates the infected machines into botnet. Adware CrossRider.B residents in computer system without users knowledge. It can collect the data of victim computer and users information, and then it can report them to the remote server to receive the following command. It supposed to be very dangerous that hackers make further attack once they monitor the detail data of certain computer. Moreover, it tries to modified browser settings so as to poor defense for other available malware. Users should make sense how it works and how threatened it is, and then take action to protect your computer.