What to do now
To detect and remove this threat and other malicious software that may be installed on your computer, run a full-system scan with an appropriate, up-to-date, security solution. The following Microsoft products detect and remove this threat:
If you use a Chrome or Firefox internet browser you should check and verify any add-ons that you have installed.
Update vulnerable applications
This threat may have been downloaded through a software vulnerability. After removing this threat, make sure that you install the updates available for your software. The following links have more information about updating software that is commonly targeted by malware: