OP should also verify proper exclusions have been set for Avast and MBAM Pro. Looks like the MBAM web site hasn't updated their instructions for Avast 7. These are for Avast 6.
The following instructions show you how to exclude Avast! 6 and Malwarebytes' Anti-Malware from one another to prevent conflicts and improve performance:
Set Exclusions for Malwarebytes' Anti-Malware in Avast! Antivirus 6 (Free, Pro and Internet Security):
•Open Avast! antivirus and click on REAL-TIME SHIELDS on the left
•Click on File System Shield on the left and click on Expert Settings
•Click the Exclusions section
•Click on Browse next to the blank entry at the bottom of the list (this will be the only entry if no other exclusions have been set yet)
•In the Select the areas window click on the + next to C:
•Click the + next to Program Files Note: For 64 bit Windows versions this will be Program Files (x86)
•Click the box next to Malwarebytes' Anti-Malware and click on OK
•Click OK again
•Click on Web Shield on the left and click Expert Settings
•Click on Exclusions and check the box next to URLs to exclude:
•Type or copy/paste the following address:
*.mbamupdates.com
•Click on OK
Also, for Avast! Internet Security:
•Click on Behavior Shield on the left and click Expert Settings
•Click on Trusted Processes
•Click on Browse next to the blank entry at the bottom of the list (this will be the only entry if no other exclusions have been set yet)
•Navigate to C:Program Files\Malwarebytes' Anti-Malware and click once on mbam.exe and click Open Note: For 64 bit Windows versions this will be Program Files (x86)
•Do the same for the following files:
◦mbamgui.exe
◦mbamservice.exe
•Click on OK
•Close Avast! antivirus
Set Exclusions for Avast! Antivirus Free, Pro and Internet Security in Malwarebytes' Anti-Malware:
•Open Malwarebytes' Anti-Malware and click on the Ignore List tab
•Click on the Add button on the lower left
•In the small browse window that opens, navigate to C:\Program Files and click once on avast software and click on OK
•Close Malwarebytes' Anti-Malware
Samuel E Lindsey
Product Manager