A fake Microsoft e-mail urges users to install the latest Windows update, and even links and takes them to a site which sure seems to be a real Microsoft Web site. But it isn’t. And the e-mail actually leads to the installation of a trojan horse file. The payload file is named “Wupdate-20050401.exe,” and it will turn your Windows PC into a dedicated spamming machine, at the remote beck and call of the spammer who stands ready and waiting for you to make the click which will install the Wupdate-20050401.exe file on your machine.

And reports indicate that the processes associated with Wupdate-20050401.exe are capable of taking control of 100% of your system’s processes, leaving you and your machine dead in the water.

In addition to the e-mail looking like it comes from Microsoft, and offering a link to a site which looks like a Microsoft site, the timing of this e-mail couldn’t be more perfect, as Microsoft has just announced…

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