Severe Detected with Windows Defender Antivirus
Aliases: No associated aliases
TrojanDownloader:Win32/Bifrose.F is a trojan that silently downloads and installs other programs without consent. This could include the installation of additional malware or malware components to an affected computer.
To detect and remove this threat and other malicious software that may have been installed in your computer, run a full-system scan with an up-to-date antivirus product such as the following: http://www.microsoft.com/windows/antivirus-partners/.