If you have performed Shane's program steps "To The Letter" and have not cleaned the PC with ComboFix [ also, run as posted on BleepingComputer site], I believe that you may need to use one of the offline aka bootable scanning tools like:
Windows Defender Offline
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To use Windows Defender Offline, you need to follow four basic steps:
1.Download Windows Defender Offline and create a CD, DVD, or USB flash drive.
2.Restart your PC using the Windows Defender Offline media.
3.Scan your PC for malicious and other potentially unwanted software.
4.Remove any malware that is found from your PC.
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That particular nasty bug comes down through p2p, 'slimewire', etc, or 'cheap' games cds.
Some of the issue is also related to JAVA.
If it were me, I'd uninstall JAVA. Even the latest patches may not be sufficient to prevent exploits.
Disabling JavA instructions can be found at Sophos site as well as DHS.gov ..
This nasty burys itself in the system Restore, and sets a reg key to run at boot. It also creates Autorun.inf's on all drives - Delete Files ('D:\autorun.inf');('C:\autorun.inf');
You can also, GooGle [ How to remove HEUR.Trojan.Win32.Generic manually? ]
hth