Email from is a trojan downloader

Today a friend of mine was happy to receive a personal message from

He opened it quickly. Then his antivirus program started to scream his computer is infected but it was too late.

It is a new kind of troian masked as email from Microsoft.

It is not from them, of course, only hackers are using email spoofing.

So, generally, it is important not to open emails you do not expect even from, ebay, paypal, etc.