Please let BitDefender disinfect your files.
Overnet (or eDonkey) is a file sharing program used for exchange movies, music and software between many peoples across the globe.
With this program you can share files from your computer for other people and download files from others. This sharing network is decentralized, files are not stored on a central server, files are exchanged directly between clients. The Overnet servers are used just to make the link between clients.
Using this application can increase the risk to infect with malware and may create security issues.