The hosting service stopped my account because spam mailing.
That's there message "Our system has detected that your account is sending/receiving mass emails for the past 1 day which is a violation of our terms and conditions".
I am not sending lots of emails it seems the the q2a mail script was hacked .
This the mail header Return-path:
Received: from admin by mocha3029.mochahost.com with local (Exim 4.92)
for firstname.lastname@example.org; Thu, 03 Oct 2019 04:34:49 -0400
Subject: =?utf-8?B?2YXZiNmC2LkgINin2LPYptmE2KkgIEFzMmxhINiq2LnZhNmK2YLZgyDYqtmF?= =?utf-8?B?INil2LbYp9mB2KrZhyDYpdmE2Yk=?=
X-PHP-Script: ....../index.php for 126.96.36.199
X-PHP-Filename: /home/eeslam/public_html/index.php REMOTE_ADDR: 188.8.131.52
Date: Thu, 3 Oct 2019 08:34:48 +0000
X-Mailer: PHPMailer 5.2.26 (https://github.com/PHPMailer/PHPMailer)
Content-Type: text/plain; charset=utf-8
I deactivated the feed back form and changed the admin password but the problem happened again.
Please I need a solution.
My q2a version is the newest