Update the virus definitions

# freshclam

clamscan can be used to scan certain files, home directory, or an entire system

$ clamscan SCAN_FILE
$ clamscan --recursive --infected /home # or -r -i
$ clamscan --recursive --infected --exclude-dir='^/sys|^/dev' /

Quarantine files

$ clamscan --recursive --infected --move=/PATH/TO/MOVE_DIR /PATH/TO/SCAN_DIR # or -r -i

Delete infected files

$ clamscan --recursive --infected --remove /PATH/TO/SCAN_DIR