Website seems to be hacked need help

my responsive websites are been redirected to porn sites and google.com and i ran a scanner and this is what is saying:

web site: djdoons.com
status: Site infected with malware
web trust: Not Blacklisted
warn: WordPress version outdated: Upgrade required.
*Cached results from a few minutes ago.

Malware found in the URL:
https://djdoons.com/?page_id=10
Known javascript malware.
Details: https://sucuri.net/malware/malware-entry-mwht291
Location: https://gerania.ru/tds/go.php?sid=1
Malware found in the URL:
https://djdoons.com/booking.html