Avast does NOT stop malware? Avast not recognize WAJAM malware. I had to uninstall it with other programs. I have Avast Internet Security premium, Version: 10.4.2233
Go to Settings > General
Place a tick in "Scan for Potentially Unwanted Programmes (PUP’s) "
https://dl.dropboxusercontent.com/u/73555776//pups.JPG
That will now detect wajam