The best course of action is to directly contact support, it's not possible for me to know what's going on :)
Not using SSL doesn't mean your account can be breached, unless you're somehow transmitting sensible information in clear, SSL is for encrypting traffic between client and server, it's not about the security of your hosting account.
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Where is the server hosted? Have you contacted support? Did you search to see if there are any vulnerabilities related to the versions you're using?
its hostinger.co.id, i also not using ssl yet, its a web for middleware use
The best course of action is to directly contact support, it's not possible for me to know what's going on :)
Not using SSL doesn't mean your account can be breached, unless you're somehow transmitting sensible information in clear, SSL is for encrypting traffic between client and server, it's not about the security of your hosting account.