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You're still infected. System restore won't remove a malware infection. Heck, most of the time, system restore won't even work. System restore exists so that some checkbox on a Microsoft marketing checklist gets checked, nothing more.
Back up your data, wipe the HD, then reinstall. It's the only way to be sure.
Adblockers aren't for blocking ads, they're for blocking malware disguised as ads. Never run without one.