Knowledgebase: Support
How to Scan for Malware and Viruses with Maldet in Linux!
Posted by Susan Tyson on 20 July 2023 09:22 AM


Malware and viruses pose a significant threat to the security and stability of Linux-based systems. To protect your Linux server or hosting environment from malicious software, using a reliable malware scanner like Maldet (Linux Malware Detect) is essential. Maldet is a free open-source tool designed to detect and remove malware, making it an invaluable addition to your Linux security arsenal. In this article, we will guide you through the process of scanning for malware and viruses with Maldet in Linux, bolstering your system's defense against potential threats.

Step 1: Install Maldet:

To begin, you need to install Maldet on your Linux system. Maldet is compatible with various Linux distributions, and installation steps may differ based on your package manager.

For Debian/Ubuntu:

sudo apt update
sudo apt install maldet

For CentOS/RHEL:

sudo yum install epel-release
sudo yum install maldet

Step 2: Update Maldet Definitions:

After installing Maldet, update its malware definition database to ensure it can identify the latest threats.

sudo maldet --update

Step 3: Perform a Full System Scan:

Now, initiate a full system scan with Maldet to check for malware and viruses on your Linux system.

sudo maldet -a /

Maldet will scan your entire system, including files and directories, for any known malware signatures.

Step 4: Review Scan Results:

Once the scan is complete, Maldet will display the results, indicating if any malware or suspicious files were found. It will also provide the path to the infected files.

If Maldet identifies any threats, it's crucial to review the results carefully before taking action.

Step 5: Quarantine or Remove Malicious Files:

Based on the scan results, you can choose to quarantine or remove the detected malware.

To quarantine:

sudo maldet --quarantine SCAN_ID

To remove:

sudo maldet --remove SCAN_ID

Replace SCAN_ID with the appropriate scan ID shown in the results.

Step 6: Configure Maldet (Optional):

Maldet comes with various configuration options to suit your security needs. You can adjust these settings in the configuration file located at /usr/local/maldetect/conf.maldet. However, be cautious when modifying configurations, as some changes may affect the scan behavior and results.


Regularly scanning your Linux system for malware and viruses is a crucial aspect of maintaining robust security. With Maldet, you have a powerful tool that can detect and remove malicious software, bolstering your Linux system's defenses against cyber threats. By following the steps in this guide, you can efficiently scan for malware with Maldet and protect your Linux environment from potential attacks, ensuring a safer and more secure computing experience.





Tag Words: Linux, Malware Scanner, Maldet, Linux Security, Server Protection, Virus Scan, Malicious Software, Linux Malware Detect, Cybersecurity, Linux Command Line, Malware Removal, Linux System Administration.

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