The only legal way to install it today is if you already own a perpetual serial number for Premiere Pro CS6. If you have this, you may still be able to request a private download link from Adobe Customer Care .
Adobe Encore traditionally supported several languages, but official Russian support was often limited to the interface if a specific localized installer was used. skachat adobe encore cs6 rus
Adobe Encore CS6 has been officially and is no longer available for new downloads or as part of a standard Creative Cloud subscription. The only legal way to install it today