ClamAV

Install clamav

sudo apt install clamav

Disable update service

sudo systemctl disable clamav-freshclam

Stop update service

sudo systemctl stop clamav-freshclam

Update clamav manually

sudo freshclam

Scan system

mkdir $HOME/Desktop/infected; sudo clamscan -r --bell -i --move=$HOME/Desktop/infected --exclude-dir=$HOME/Desktop/infected / &> $HOME/Desktop/infected/scan.txt