Remove Web Browser highjack ----- http://www.smartnewtab.com/

Hi - my browers are infected with a link to the above page.

I have run a full boot scan however problems still exists

No obvious extensions in either chrome of fire fox options fields etc

Have scanned registry by search with no hits in the search of smartnewweb

Help please in removing this annoying and stubborn bit of malware ?

Attach your basic diagnostic logs. (MBAM, FRST and aswMBR)
Instructions: https://forum.avast.com/index.php?topic=53253.0

(Monitoring for files)

The log files will help pinpoint the malware. Please attach these asap. Thanks.