Uninstall MBAM via control panel and then download and run MBAM clean from here http://helpdesk.malwarebytes.org/entries/20818461-Use-mbam-clean-exe-to-completely-remove-Malwarebytes-Anti-Malware

There is no evidence of an active component within Chrome, can you delete the extension ?

Please download Malwarebytes Anti-Malware to your desktop.

[*]Right-click and Run as Administrator mbam-setup.exe and follow the prompts to install the program.
[*]At the end, be sure a checkmark is placed next to Update Malwarebytes Anti-Malware and Launch Malwarebytes Anti-Malware, then click Finish.
[*]If an update is found, it will download and install the latest version.
[*]Once the program has loaded, select Perform quick scan, then click Scan as shown below.

http://i1224.photobucket.com/albums/ee380/jeffce74/MBAM-2.jpg

[*]When the scan is complete, click OK, then Show Results to view the results.
[*]Be sure that everything is checked, and click Remove Selected.
[*]When completed, a log will open in Notepad. Please save it to a convenient location and post the results.

The log can also be found here:

Windows 2000 & Windows XP:
C:\Documents and Settings<USERNAME>\Application Data\Malwarebytes\Malwarebytes’ Anti-Malware\Logs

Windows Vista & Win7:
C:\Users<USERNAME>\AppData\Roaming\Malwarebytes\Malwarebytes’ Anti-Malware\Logs