Clean N Optimize et Virus

Bonjour,

suite au telechargement de ce logiciel sur le site de CCM
malwarbytes m a detecté des infections
j ai supprimé mais comment etre sur de ne plus etre infecté?
je met une partie du rapport
merci d avance de vos conseils

Dossier(s) infecté(s):
C:\Program Files\RelevantKnowledge (Spyware.MarketScore) -> Quarantined and deleted successfully.

Fichier(s) infecté(s):
C:\System Volume Information\_restore{8CA783B6-41B8-47C2-A543-283411942BAC}\RP6\A0006795.exe (Trojan.Agent) -> Quarantined and deleted successfully.
C:\Program Files\RelevantKnowledge\MSVCP71.DLL (Spyware.MarketScore) -> Quarantined and deleted successfully.
C:\Program Files\RelevantKnowledge\MSVCR71.DLL (Spyware.MarketScore) -> Quarantined and deleted successfully.