Several names of related Trojan and dropper have been added to "Microsoft PowerPoint Vulnerability FAQ - August 2006, CVE-2006-4274" document today. Changes to the document have been done too: It is known that the Trojan -generates a hidden iexplore.exe process, -executes as a thread of this process mentioned, -connects to Web sites at [removed].com.tw and 61.218.[removed]. Additionally, the specific vulnerability of MS06-012 update is Malformed Routing Slip Vulnerability, CVE-2006-0009: http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2006-0009 It appears that the vulnerable file used is Msroute.dll, which is not part of Office 2003 installation. Link to the FAQ: http://blogs.securiteam.com/?p=559 - Juha-Matti