system
10
A quick look shows:
- Babylon(toolbar)
- GreatSaver extension
- Conduit
- YourFileDownloader
Are all malware. Use a full scan by Malwarebytes and if that’s not enough run Adwcleaner and/or JRT and/or ComboFix. Each one should be able to remove these (common/widespread) malware items.
Also there are 1; Traces of Comodo, could cause problems in combination with Avast. and 2; remnants of a previous ESET installation. It might be best to use each software’s tools to remove all traces to prevent conflict with Avast.