This is part of the Visicom VMN web browser toolbar and extension that will modify the browser's default search provider, DNS, and home page functions. The application mystarttb_5.6.0.6_samba.exe, “MyStart Toolbar Installer” has been detected as adware by 1 anti-malware scanner with very strong indications that the file is a potential threat. This is a setup and installation application, however the file is not signed with an authenticode signature from a trusted source. It is also typically executed from an Internet Explorer cache folder. The file has been seen being downloaded from mystart.toolbarstart.com.