Installing Rkhunter (Rootkit Hunter)
First download the latest stable version of Rkhunter tool:
Once you have downloaded the latest version, run the following commands as a root user to install it:
tar -xvf rkhunter-1.4.0.tar.gz
./installer.sh --layout default --install
Run the RKH updater to fill the database properties by running the following commands:
Create a file called rkhunter.sh under /etc/cron.daily/, which then scans your file system every day and sends email notifications to your email id. Create following file:
Add the following lines of code to it and replace "YourServerNameHere" with your "Server Name" and "email@example.com" with your "Email":
/usr/local/bin/rkhunter --cronjob --report-warnings-only
) | /bin/mail -s 'rkhunter Daily Run (PutYourServerNameHere)' firstname.lastname@example.org
Set execute permission on the file:
chmod 755 /etc/cron.daily/rkhunter.sh
To scan the entire file system manually, run the Rkhunter as a root user.
The above command generates a log file under /var/log/rkhunter.log with the checked results made by Rkhunter.
For more information and options please run the following command:
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