Please find our analysis result below.
In order to make your website functional again you need to change file permissions at least to 604 after cleaning up.

The following files have been likely uploaded by others.
Please check these files and delete them if neccessary.
~/app395378437/wp-content/themes/classic/.72e6b9ff.ccss
~/app395378437/wp-includes/index.php
~/app395378437/wp-content/wp-cron.php
~/app395378437/images/index.php
~/app395378437/wp-includes/wp-cron.php
~/app395378437/wp-admin/wp-cron.php
~/app395378437/images/wp-cron.php
~/app395378437/.metadata/.htaccess

The following files have been likely modified by others.
Please check these files and re-upload them from a clean backup.
~/wp-includes/certificates/index.php
~/gbwconsulting.co.uk/wp-content/wp-cron.php
~/wp-includes/css/wp-cron.php
~/Wrigglesworths.co.uk/wp-includes/blocks/shortcode/.b3b75743.css
~/gbwconsulting.co.uk/wp-content/index.php
~/outofboundsldn.co.uk/wp-admin/404FNT/1-OpenCart-store-htdocs.txt404/dir/iZpSFdnP.php
~/wp-includes/js/index.php
~/wp-includes/Requests/index.php
~/wp-includes/sitemaps/index.php
~/outofboundsldn.co.uk/wp-content/plugins/smart-slider-3/Public/dir/CXHraaOs.php
~/wp-includes/rest-api/index.php
~/wp-includes/Text/index.php
~/clickandbuilds/wp-cron.php
~/app395378437/wp-includes/index.php
~/outofboundsldn.co.uk/wp-admin/404FNT/1-WordPress-home-htdocs.txt404/dir/GCnVfZks.php
~/wp-includes/ID3/index.php
~/assets/index.php
~/Wrigglesworths.co.uk/wp-content/themes/twentytwentyfour/.3262de73.css
~/gbwconsulting.co.uk/wp-cron.php
~/outofboundsldn.co.uk/wp-admin/404FNT/1-PrestaShop7-htdocs.txt404/dir/yaChvwCz.php
~/wp-includes/php-compat/wp-cron.php
~/html/index.php
~/wp-includes/style-engine/index.php
~/wp-includes/js/wp-cron.php
~/outofboundsldn.co.uk/wp-admin/404FNT/1-Magento-magento-htdocs.txt404/dir/hnEzdUQz.php
~/app395378437/images/index.php
~/outofboundsldn.co.uk/wp-cron.php
~/wp-includes/PHPMailer/wp-cron.php
~/wp-includes/images/wp-cron.php
~/outofboundsldn.co.uk/wp-admin/wp-cron.php
~/app395378437/.metadata/.htaccess
~/html/wp-cron.php
~/wp-includes/widgets/wp-cron.php
~/wp-includes/blocks/index.php
~/wp-includes/index.php
~/outofboundsldn.co.uk/wp-includes/Requests/src/Proxy/dir/eciqmlbv.php
~/outofboundsldn.co.uk/wp-includes/SimplePie/Net/dir/YWVsLhqX.php
~/app395378437/.metadata/index.php
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~/wp-includes/fonts/wp-cron.php
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~/wp-includes/Text/wp-cron.php
~/outofboundsldn.co.uk/wp-admin/404FNT/1-PrestaShop-shop-htdocs.txt404/dir/GnHbjfbQ.php
~/wp-includes/ID3/wp-cron.php
~/wp-includes/html-api/wp-cron.php
~/wp-includes/sodium_compat/index.php
~/app395378437/wp-content/wp-cron.php
~/gbwconsulting.co.uk/wp-includes/wp-cron.php
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~/outofboundsldn.co.uk/wp-admin/index.php
~/outofboundsldn.co.uk/wp-includes/index.php
~/gbwconsulting.co.uk/cache/wp-cron.php
~/wp-includes/Requests/wp-cron.php
~/outofboundsldn.co.uk/wp-content/plugins/photo-gallery/wd/dir/elbbfhNS.php
~/wp-includes/assets/index.php
~/app395378437/wp-content/themes/classic/.72e6b9ff.ccss
~/gbwconsulting.co.uk/ww.php
~/wp-includes/sitemaps/wp-cron.php
~/wp-includes/certificates/wp-cron.php
~/gbwconsulting.co.uk/cache/index.php
~/app395378437/wp-includes/wp-cron.php
~/wp-includes/customize/index.php
~/outofboundsldn.co.uk/wp-includes/Requests/src/dir/CEXAlXim.php
~/outofboundsldn.co.uk/wp-includes/js/swfupload/dir/KlbcYieN.php
~/outofboundsldn.co.uk/images/dir/ANlSGuhE.php
~/wp-includes/css/index.php
~/wp-includes/IXR/index.php
~/wp-includes/fonts/index.php
~/clickandbuilds/OutofBounds/index.php
~/wp-includes/widgets/index.php
~/wp-includes/block-supports/index.php
~/gbwconsulting.co.uk/wp-includes/blocks/comment-reply-link/index.php
~/wp-includes/theme-compat/index.php
~/wp-includes/rest-api/wp-cron.php
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~/outofboundsldn.co.uk/wp-includes/block-supports/dir/dBZdfPuN.php
~/wp-includes/block-patterns/index.php
~/assets/images/index.php
~/wp-includes/pomo/wp-cron.php
~/wp-includes/block-patterns/wp-cron.php
~/wp-includes/customize/wp-cron.php
~/wp-includes/wp-cron.php
~/wp-includes/images/index.php
~/outofboundsldn.co.uk/wp-admin/404FNT/1-WHMCS-clients-htdocs.txt404/dir/kDbIPsuI.php
~/outofboundsldn.co.uk/wp-content/plugins/woocommerce/packages/dir/tXLBKwlX.php
~/wp-includes/pomo/index.php
~/outofboundsldn.co.uk/wp-includes/wp-cron.php
~/wp-includes/SimplePie/index.php
~/wp-includes/block-supports/wp-cron.php
~/wp-includes/sodium_compat/wp-cron.php
~/clickandbuilds/ChocoLab/wp-cron.php
~/wp-includes/PHPMailer/index.php
~/wp-includes/style-engine/wp-cron.php
~/wp-includes/php-compat/index.php
~/gbwconsulting.co.uk/wp-includes/class-wp-locale-switcher.php
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~/wp-includes/blocks/wp-cron.php
~/wp-includes/theme-compat/wp-cron.php
~/assets/wp-cron.php
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~/wrigglesworths/index.php
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~/clickandbuilds/ChocoLab/index.php