In your case can be “It:”, “G:” or any other letter. Recovering files from pen drive “removed” virus It is usually a file with extension “.vbs”. It will detect and remove the virus infected files. Run the antivirus and run a full scan on your pen drive. To me he is one of the best in this category, besides being free. If you do not have an antivirus installed (that danger!), sugiro install or AVG AntiVirus Free. If you have not, this micro can also be infected, it may 'execute' automatically due to the virus of autorun feature of Windows. Just plug the USB drive on your PC infected if it has an antivirus installed and updated.