encrypted file

Infopackets Reader Robert S. writes: " Dear Dennis, I have a network of computers I use for accounting purposes. Suddenly, many of my desktop icons started appearing to have strange names, such as ... '1HjgN1BdTZE3OIqorcj2E5b6CXIE=gdFae89IWgo0RrVfPbCHt851oogccs.ssimpotashka[at]gmail.com'. When I try to open these files, Windows warns me the file may be malicious. When I look in my Documents folder, I see more files similarly named to the one I just mentioned. Some of my .PDF files won't even open. On the desktop there is a text document that says ' HOW TO DECRYPT YOUR FILES.TXT ' - when I open ... (view more)