Close all programs leaving only HijackThis running. Place a check against each of the following,
O4 - HKCU\..\Run: [DNS] C:\Program Files\Common Files\FIELD_AFFID.exe
Click on Fix Checked when finished and exit HijackThis.
Reboot into Safe Mode. Using Windows Explorer, locate the following files/folders, and delete them:
C:\Program Files\Common Files\FIELD_AFFID.exe
Exit Explorer, and reboot as normal afterwards.
If you were unable to find any of the files then please follow these additional instructions:
Download
Pocket Killbox and unzip it; save it to your Desktop.
Run it, and click the radio button that says
Delete a file on reboot. Paste
C:\Program Files\Common Files\FIELD_AFFID.exe
into the
full path of file to delete box and click the red circle with a white cross in it.
The program will ask you if you want to reboot answer Yes.
Let the system reboot.
Post back a fresh HijackThis log and we will take another look.