The recent malware attack has been circulating all over the net as either hotfix. exe or mstsc. exe--both reasonably benign and was claimed in form of red flags with some users.

Microsoft Security Essentials is considered to be a legal program, but it comes with a drive-by-download, rogue antivirus version. The Microsoft Security Essentials brand, including the little blue fortified castle icon which apparently is the warning signal.

The software reveals a comprehensive list of antimalware solutions which boasts of popular names like Trend Micro, McAfee, Panda, and Symantec.

The F-Secure blog states, "Surprisingly, the only products that seem to be capable of handling the infection are AntiSpySafeguard, Major Defense Kit, Peak Protection, Pest Detector and Red Cross. Never heard of these? No wonder. They are all fake products."

The antivirus programs once downloaded can end up with to be some sort of Trojan that opens the system up to further malware compromise and exploit.