What is JS: Downloader CWS?
JS: Downloader CWS is a risky Trojan horse associated with the JS.Downloader family of threats. This dangerous Trojan is often received as an attachment on an email or instant message. Please be careful when receiving email or instant messages and make sure if they are safe before you open them.
If you unintentionally get this infection, you should prepare for the troubles because once executed, the JS: Downloader CWS has the capability of replicating itself and infect other files and programs, leaving your computer runs weirdly and slowly. Besides, it may corrupt or delete your important PC data and steal your personal information. Moreover, it may download malicious files from Web sites and execute them without your permission, and then you will get more infections and experience a lot of pests such as pop-up ads, fake alerts, system errors, system crashes, etc.