Adware:Adware (or spyware) is a small program that is designed to show advertisements (in various form and degrees of intrusiveness) on your computer. It often reports personal information back to its owners. As a result your sense of privacy can be violated.
Trojan.Backdoor-JCK is a backdoor Trojan designed to give the attacker unauthorized distant access to a compromised computer. Once it is installed, Trojan.Backdoor-JCK will automatically run on every Windows startup. Trojan.Backdoor-JCK is a serious security risk to your personal and financial data and it is recommended to remove it without delay.
Technical details (How to remove Trojan.Backdoor-JCK(pop up))