Scanning files for bad content
ClamAV is an open source antivirus engine for detecting
You can use ClamAV’s command-line tool to scan files on your cPanel server. It provides various option to enhance the scanning including the option to add your custom virus databases. There are plenty of providers who use this flexible utility along with their signature database. It is fairly easy to create the virus signatures using ClamAV’s ‘
cPGuard takes advantage of the LibClamAV library to perform signature based scanning. Instead of following the legacy method, we customize the scan method to generate less Memory/CPU foot-print and excellent result.
Linux Malware Detect (LMD) is a malware scanner for Linux released under the GNU GPLv2 license and managed by R-fx Networks. This has been available for some time and quite popular to scan files for viruses/malware. Though there is no GUI available for MalDet, it has very powerful commandline utility and it can work with other control panles
as well. This is also using the signature based scanning method in its core and takes advantage of ClamAV if its available. It can be used for manual scanning and provides options to automate the scanner either using a cron job or using the inotify deamon. The configuration available is quite flexible and can enable auto-quarantine, enable e-mail alerts, clean infected files, etc.
also provides configuration to enable ModSec level file scanning during file uploads which is quite useful in many occassions. With its configurable auto-scanning, auto-quarantine and email alert options, MalDet helps server admins to make sure that the files updated are scanned and an action is performed against the detected bad files. MalDet is more powerful along with Malware.Expert virus signatures and you can see noticeable improvements in the file detection rate.
Malware Expert’s Malware Scanner and Removal Tool
Malware Expert is an innovative company which is offering solutions for web hosting server security. It provides various solutions to secure Web traffic using MOdSec rules, reduce brute-force attacks and spam emails using various RBL system, etc. Malware Scanner and Removal Tool is one of the latest solution from them and it is completely free of charge to use on your servers. This tools also use the ClamAV signature scanning engine in its core to scan files. It provides option to scan your directory and automatically clean the infected files. This is a very handy tool to scan your web files and with their custom ClamAV signatures, provides excellent results and can detect major kind of bad PHP files.
This does not provide an option to automate the scanner. But using a simple shell script, you can write a script to automate the scanner and schedule it using a cron job.
The free solutions are a good start to learn and test your scan/analysis skills. Though the free solutions cannot provide you instant files upload scanner and there will be no instant support offered from the developers. You can check