When accessing an infected site, the browser window is minimized and can't be easily closed or maximized.
- If you don't have BitDefender installed click here to download an evaluation version.
- Perform a full scan of your system (selecting, from the Action tab, the option Prompt user for action). Choose to delete all the files infected with JS.Trojan.NoClose.B.
Mihaela Stoian BitDefender Virus Researcher
The script is contained in some web pages with the purpose to access other sites, without user's permission.
The trojan minimizes the browser window which can be neither closed nor maximized and tries to open other web pages.
It hasn't any other payload and is not dangerous. It doesn't spread by itself.