Top Malware Scanners for Linux in 2025: A Comprehensive Guide

Linux systems, despite their reputation for security, are not immune to malware threats. To ensure the safety and integrity of your Linux servers, it is crucial to have a reliable malware scanner. In this article, we will explore the top malware scanners for Linux in 2025, helping you choose the right tool for your specific needs.

Why Linux systems need malware scanners

Although Linux is known for its security, malware can still pose a risk to these systems. Malware scanners play a vital role in detecting and neutralizing hidden threats, preventing data breaches, and maintaining system integrity. They offer real-time protection against various types of malware, ensuring that your Linux system is always defended.

In today’s digital landscape, with the increasing popularity of Linux and the use of Virtual Private Servers (VPS), having a reliable and effective malware scanner is more important than ever. Installing a malware scanner on your Linux server is considered one of the best security practices.

Top 4 malware scanners for Linux

1. Monarx

Rating: 4.7/5
Notable features: Real-time threat detection, automated malware removal, web application protection
Best suited for: Businesses or individuals with high-traffic websites and eCommerce platforms

Monarx is a proactive malware protection tool designed specifically for PHP-based applications. It offers real-time detection and automatic elimination of threats without requiring manual intervention. Monarx’s cloud-based approach minimizes the strain on server resources, ensuring peak performance. This tool also provides additional features such as firewall protection, email alerts for scanning results, behavior-based AI detection, and customizable scanning schedules. Monarx comes pre-installed on Hostinger’s VPS plans, providing an added layer of protection for your website.

2. ClamAV

Rating: 4.6/5
Notable features: Open-source, multi-threaded scanning, automatic virus database updates
Best suited for: Home users, businesses, and educational institutions

ClamAV is an open-source antivirus engine known for its ability to detect a wide range of malware, including viruses, trojans, and worms. It can be used as a standalone scanner for individual files or directories, or as a server-side email scanner integrated with popular mail transfer agents. ClamAV’s community-driven updates ensure timely defenses against new threats. It also offers a lightweight GUI alternative called ClamWin for home users, providing real-time scanning and quarantine options for infected files.

3. Chkrootkit

Rating: 4.5/5
Notable features: Detects over 70 known rootkits, simple user interface, lightweight, quick scanning process
Best suited for: System administrators and security professionals

Chkrootkit specializes in detecting rootkits, which are tools used by hackers to hide their presence on an infected system. Its lightweight nature allows for quick scans without impacting regular operations. Chkrootkit identifies over 70 known rootkits using various detection methods. It is compatible with a wide range of operating systems, making it a versatile tool for system administrators and security professionals. Chkrootkit can also be run from live environments, making it ideal for emergencies or non-bootable systems.

4. Lynis

Rating: 4.4/5
Notable features: Open-source, extensive security auditing, compliance testing
Best suited for: System administrators and security professionals

Lynis is an open-source command-line tool that detects malware and other security vulnerabilities. It is ideal for experienced Linux users who require detailed audits and reports. Lynis can be used for penetration testing, security auditing, system hardening, and vulnerability scanning. It checks for common security issues, provides recommendations for improvement, and ensures compliance with industry standards. While Lynis has a command-line interface, it offers powerful features for proactive system security.

Conclusion

Choosing the right malware scanner for your Linux system is crucial for maintaining security and system integrity. Each of the top four scanners mentioned in this article has its strengths and is tailored to different needs and expertise levels. Monarx is best for automatic security updates and is integrated with Hostinger’s VPS plans. ClamAV excels in email servers and network file scanning. Chkrootkit is ideal for scanning rootkits and backdoors. Lynis is recommended for experienced Linux users who require comprehensive security auditing and compliance checking. Consider your specific requirements, expertise level, and the nature of your environment when selecting a malware scanner. Remember, proactive security measures protect your systems and preserve the trust of your users.

Best Linux malware scanners FAQ

Here are answers to some common questions about Linux malware scanners:

How to remove malware detected by a Linux scanner?

Linux scanners usually offer options to delete or quarantine infected files. Follow the scanner’s prompts or consult the documentation for specific removal instructions. In some cases, additional tools or manual removal may be necessary for stubborn malware.

What is the best Linux malware scanner for beginners?

Monarx is recommended for beginners, especially those managing PHP-based websites or applications. It offers user-friendly automatic malware detection and removal, minimizing the need for manual oversight.

Who offers support and assistance for Linux users regarding malware scanning?

Software developers often provide support for Linux malware scanning through their official websites. Additionally, Linux communities and forums offer user-driven support and troubleshooting advice, helping resolve issues and providing effective malware management tips.

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