How to get rid of the virus on the host?

Appeared folder ypl.zip apparently downloaded and unpacked to the root of the site. What it could be and how to deal with it. The antivirus on it does not swear. How do I act?
July 2nd 19 at 18:13
1 answer
July 2nd 19 at 18:15
Solution
Good afternoon, a few questions:
- What is your content management system? what version?
- How many sites on a hosting?
- Difficult if you have passwords from admins?
Can also advise to order the service for cleaning of files from viruses https://kwork.ru/configuration/6031/udalyu-virusy-...
Drupal 7, the latest version. One the website. Passwords, Yes, complicated. I could restore the site from backup, but it is interesting to dokapatsya the truth - where, who, when (the idea today as just noticed) For the link to quark thank you, I'll ask. - Liliana_Hickle82 commented on July 2nd 19 at 18:18

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