When will Sophos be able to remove this virus?

Hello everyone,

It's a malware hitting WordPress/PHP getting in by using the MailPoet plugin. It's been around since at least 2014.

 https://www.google.se/search?sclient=psy-ab&site=&source=hp&q=$_SERVER%5B%22%5Cx48%5C124%5Cx54%5C120%5Cx5f%5C125%5Cx53%5C105%5Cx52%5C137%5Cx41%5C107%5Cx45%5C116%5Cx54%22%5D&=&=&oq=&gs_l=&pbx=1

//Gustav