Possible solutions of your questions

Hello.

did You do any changes on the website?

when the site stopped working?

what base is the site works?

PHP Fatal error: require () [/var/www/aliyev87/data/www/mebel-baku.com/wp-includes/query.php` (include_path=`.:/opt/alt/php53/usr/share/pear:/opt/alt/php53/usr/share/php`) in /var/www/aliyev87/data/www/mebel-baku.com/wp-settings.php on line 116,

cat doesn`t work for this reason, do not have this file

ett file was infected

/var/www/aliyev87/data/www/mebel-baku.com/wp-includes/query.php: Php.Trojan.StopPost FOUND
/var/www/aliyev87/data/www/mebel-baku.com/wp-includes/SimplePie/Copyright.php: Php.Trojan.StopPost FOUND
/var/www/aliyev87/data/www/mebel-baku.com/wp-includes/SimplePie/HTTP/Parser.php: Php.Trojan.StopPost FOUND
/var/www/aliyev87/data/www/mebel-baku.com/wp-includes/SimplePie/Cache/DB.php: PHP.Trojan.Uploader FOUND
/var/www/aliyev87/data/www/mebel-baku.com/wp-includes/js/tinymce/skins/wordpress/global.php: PHP.Trojan.Uploader FOUND
/var/www/aliyev87/data/www/mebel-baku.com/wp-content/backupwordpress-72b479f5ae-backups/admin.php: PHP.Trojan.Uploader FOUND
/var/www/aliyev87/data/www/mebel-baku.com/wp-content/themes/oversized/js/ini.php: Php.Trojan.StopPost FOUND
/var/www/aliyev87/data/www/mebel-baku.com/wp-content/themes/oversized/js/colorbox/press.php: PHP.Trojan.Uploader FOUND
/var/www/aliyev87/data/www/mebel-baku.com/wp-content/themes/twentytwelve/category.php: Php.Trojan.StopPost FOUND
/var/www/aliyev87/data/www/mebel-baku.com/wp-content/themes/gamberetto/session.php: Php.Trojan.StopPost FOUND
/var/www/aliyev87/data/www/mebel-baku.com/wp-content/plugins/nextgen-gallery/products/photocrati_nextgen/modules/nextgen_settings/module.nextgen_settings.php: Php.Trojan.StopPost FOUND
/var/www/aliyev87/data/www/mebel-baku.com/wp-content/plugins/nextgen-gallery/products/photocrati_nextgen/modules/dynamic_thumbnails/help.php: Php.Trojan.StopPost FOUND
/var/www/aliyev87/data/www/mebel-baku.com/wp-content/plugins/nextgen-gallery/products/photocrati_nextgen/modules/attach_to_post/templates/css.php: Php.Trojan.StopPost FOUND
/var/www/aliyev87/data/www/mebel-baku.com/wp-content/plugins/nextgen-gallery/products/photocrati_nextgen/modules/dynamic_stylesheet/cache.php: PHP.Trojan.Uploader FOUND
/var/www/aliyev87/data/www/mebel-baku.com/wp-content/plugins/nextgen-gallery/products/photocrati_nextgen/modules/lightbox/static/shutter_reloaded/images/dump.php: Php.Trojan.StopPost FOUND
/var/www/aliyev87/data/www/mebel-baku.com/wp-content/plugins/nextgen-gallery/non_pope/class.photocrati_resource_manager.php: PHP.Trojan.Uploader FOUND
/var/www/aliyev87/data/www/mebel-baku.com/wp-content/plugins/jetpack/_inc/jetpack-icons/font/alias.php: Php.Malware.Mailbot-1 FOUND
/var/www/aliyev87/data/www/mebel-baku.com/wp-content/plugins/jetpack/_inc/fonts/jetpack/functions.php: Php.Trojan.StopPost FOUND
/var/www/aliyev87/data/www/mebel-baku.com/wp-content/plugins/jetpack/scss/_utilities/mixins/config.php: PHP.Trojan.Uploader FOUND
/var/www/aliyev87/data/www/mebel-baku.com/wp-content/plugins/jetpack/scss/pages/general.php: PHP.Trojan.Uploader FOUND
/var/www/aliyev87/data/www/mebel-baku.com/wp-content/plugins/jetpack/page.php: PHP.Trojan.Uploader FOUND
/var/www/aliyev87/data/www/mebel-baku.com/wp-content/plugins/jetpack/json-endpoints/jetpack/class.jetpack-json-api-sync-endpoint.php: PHP.Trojan.Uploader FOUND
/var/www/aliyev87/data/www/mebel-baku.com/wp-content/plugins/jetpack/json-endpoints/class.wpcom-json-api-post-endpoint.php: Php.Trojan.StopPost FOUND
/var/www/aliyev87/data/www/mebel-baku.com/wp-content/plugins/jetpack/class.jetpack-client-server.php: Php.Trojan.StopPost FOUND
/var/www/aliyev87/data/www/mebel-baku.com/wp-content/plugins/jetpack/modules/sharedaddy/images/view.php: PHP.Trojan.Uploader FOUND
/var/www/aliyev87/data/www/mebel-baku.com/wp-content/plugins/jetpack/modules/mobile-push.php: Php.Trojan.StopPost FOUND
/var/www/aliyev87/data/www/mebel-baku.com/wp-content/plugins/jetpack/modules/custom-css/csstidy/config.php: PHP.Trojan.Uploader FOUND
/var/www/aliyev87/data/www/mebel-baku.com/wp-content/plugins/jetpack/modules/theme-tools/responsive-videos/menu.php: Php.Trojan.StopPost FOUND
/var/www/aliyev87/data/www/mebel-baku.com/wp-content/plugins/tablepress/js/index.php: Php.Trojan.StopPost FOUND
/var/www/aliyev87/data/www/mebel-baku.com/wp-content/plugins/contact-form-7/includes/js/jquery-ui/footer.php: PHP.Trojan.Uploader FOUND
/var/www/aliyev87/data/www/mebel-baku.com/wp-content/uploads/2015/info.php: Php.Malware.Mailbot-1 FOUND
/var/www/aliyev87/data/www/mebel-baku.com/wp-content/uploads/2015/08/plugin.php: Php.Trojan.StopPost FOUND
/var/www/aliyev87/data/www/mebel-baku.com/wp-content/ngg/modules/photocrati-nextgen_addgallery_page/templates/article.php: Php.Trojan.StopPost FOUND
/var/www/aliyev87/data/www/mebel-baku.com/tmp/sql.php: PHP.Trojan.Uploader FOUND

Hello. we have uploaded the www folder to/backup/

ok