Troj/AdClick-FH is a Trojan for the Windows platform.
Troj/AdClick-FH copies itself to the system folder as prunnet.exe and adds registry entries under
HKLM\Software\Microsoft\CurrentVersion\Run\prunnet
HKCU\Software\Microsoft\CurrentVersion\Run\prunnet
HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\prunnet