Hi Guy I found it.
Bulid in exceptions on Proxy
(exception.virus_detected
(contact)
(details "Content contained $(quot)$(x-virus-id)$(quot). Details:$(crlf)$(x-virus-details)")
(format)
(help)
(summary "A threat was detected in the content")
(http
(code "200")
(contact)
(details)
(format)
(help)
(summary)
)
)
Modify Bulid in exceptions on Proxy with your html code as you want
(exception.virus_detected
(contact)
(details "Virus Content contained $(quot)$(x-virus-id)$(quot). Details:$(crlf)$(x-virus-details)")
(format<<--11111111.55555--
<html>
<b>your html code</b><br>
<img src="https://saverocity.com/chasingthepoints/wp-content/uploads/sites/12/2015/08/denied.jpg">
Virus Content contained $(quot)$(x-virus-id)$(quot). Details:$(crlf)$(x-virus-details)
</html>
--11111111.55555--
)
(help)
(summary "A threat was detected in the content")
(http
(code "200")
(contact)
(details)
(format)
(help)
(summary)
)
)
============================
You must have a format number "<<--xxxxxxxx.xxxxx--"you can random x to number or alphabet
Sample
<<--12345678.12345--
<<--1a3b5c7d.abc45--