According to CNET the name of the file was msn.exe.

Nov 26, 2008 ... Customers of CheckFree.com, an online bill paying site, .... and in the background downloads a password stealing Trojan named 'msn.exe.'" ...
news.cnet.com/8300-1009_3-83.html?keyword=%22trojans%22 - 139k -

http://voices.washingtonpost.com/sec...l?nav=rss_blog

There are many variants of this virus
http://www.viruslist.com/en/virusesd...pter=153317860