Symantec detects this as Trojan Horse currently. It will likely get another name when it has been better identified. See here:
http://www.pc1news.com/virus/alias-win32-vb-aagw-trj-4162641.html
You can submit the file for further analysis:
https://submit.symantec.com/websubmit/gold.cgi
See this thread on removing viruses and some different methods:
https://www-secure.symantec.com/connect/forums/your-system-infected-symantec-tools-help-clear-infection