this is a known issue with Avast...
URL:Mal means that the domain the URL is pointing to (the Object) has been blacklisted by Avast as potentially unsafe
Avast has the URL of x10hosting's [ Control Panel ] on its blacklist
IMO Avast's blacklist is used by them to sell you a update or service
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You can scan any site on line with Google's free VirusTotal for detection of viruses - worms - trojans - malware
note: it has 52 scanners BUT not Avast
at --> [
https://www.virustotal.com/ ]
click on [ URL ]
enter the URL of the site you wish to scan - such as x10hosting's 'Control Panel' URL [
https://www.x10hosting.com/sso/login ]
click on [ Scan it! ]