ClamAV-GUI 0.4.1 has been updated (2016-09-14):
- ftp://ftp.netlabs.org/pub/qtapps/clamav-gui-0.4.1-os2.zip
"This is a GUI front-end for configuring and running the ClamAV anti-virus program, which bundles an XPI for integration with Thunderbird."

ClamAV is available on the Netlabs RPM repository and can be installed with:
yum install clamav clamav-update clamav-server
Source: eCSoft/2