There are no obvious symptoms of the infection.
Please let BitDefender disinfect your files.
Lutas Andrei Vlad, virus researcher
This is a straightforward downloader. Once executed, it will try to connect to a website and attempt to download a file located there, saving it (as a hidden and system file in order to be well hidden) under the name install.exe, in the same directory. After the downloaded file is executed, a batch file with a random name will be created, that will delete the actual downloader, in order to cover its tracks.