Amazon toolbar mentioned anywhere since it turned up in the first spybot scan, could it be hiding?
Chances are it came in bundled with other malware (I see quite a bit targeted by MBAM). I can be wrong but I would think if it was still on the machine we'll see it.

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Zemana AntiMalware Free

download it from here:


Double-click on the file named “Zemana.AntiMalware.Portable” to perform a system scan with Zemana AntiMalware Free.


You may be presented with a User Account Control dialog asking you if you want to run this program. If this happens, you should click “Yes” to allow Zemana AntiMalware to run.

When Zemana AntiMalware starts, click on the “Scan” button to perform a system scan.
without changing any options, press Scan


When Zemana has finished finished scanning it will show a screen that displays any malware that has been detected. To remove all the malicious files, click on the “Next” button.

Zemana AntiMalware will now start to remove all the malicious programs from your computer.

Note: If restart is required to finish the cleaning process, you should click Reboot. If reboot isn't required, please restart your computer manually.
  • open Zemana AntiMalware again and locate the latest report
  • please paste the contents into your reply


When the process is complete, you can close Zemana AntiMalware

~~

  • Download Emsisoft Emergency Kit and save it to your desktop.
  • Double-click icon then click Install
  • A Window should open highlighting Start Emergency Kit Scanner
  • Right click on the icon and select Run as administrator
  • Click 1. Update now!
  • Once the update is completed select Settings under Scan
  • Uncheck Join the Emsisoft Anti-Malware Network
  • Click Scan at the top
  • Click On scan completion
  • Click Quarantine detected objects, then click OK
  • Click Malware Scan
  • Once completed click View Report
  • Save the file to your Desktop using the default file name
  • Copy and paste the report in your reply

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Post these 2 logs when finished.

Tell me how the computer is now.