I did just restart the clamd and got a warning stating the engine is outdated.
# LibClamAV Warning: ***********************************************************
LibClamAV Warning: *** This version of the ClamAV engine is outdated. ***
LibClamAV Warning: *** DON'T PANIC! Read www.clamav.net/.../faq ***
LibClamAV Warning: ***********************************************************
Regards,
Bastian