Protection against malware for your Ubuntu server

If you want to have more secure server against viruses, rootkits, trojans and other type of malware, I recommend these three packages:

ClamAv (Anti-virus)

# Install:
sudo apt-get install clamav

# Update:
freshclam

# Scan:
clamscan –r /

More info

MalDet (Anti-Malware)

# Install:
wget http://www.rfxn.com/downloads/maldetect-current.tar.gz
tar -zxvf maldetect-current.tar.gz;
rm -rf maldetect-current.tar.gz;
cd maldetect-1.4.2/
./install.sh

# Scan:
maldet -a /home/

# Run it real-time:
maldet --monitor users

More info

chkrootkit (Anti-rootkit)

#Install:
wget ftp://ftp.pangeia.com.br/pub/seg/pac/chkrootkit.tar.gz
tar xvfz chkrootkit.tar.gz
cd chkrootkit-0.47
make sense

# Run:
sudo ./chkrootkit

More info