What exactly in terms of "type" is this FBI Malware

I guess what I really am asking is if its present on a particular site am I privy to knowing its there before fact.

It’s a ransomware, if you need more info about it Ransomware - Wikipedia or http://www.symantec.com/content/en/us/enterprise/media/security_response/whitepapers/ransomware-a-growing-menace.pdf