10 Best Free Threat Hunting Tools

10 Best Free Threat Hunting Tools

Threat hunting is an alternative to using to dealing with cyber-attacks comparable to network security systems which include appliances like firewalls that monitor traffic as the system flows through it. These common defense methods tend to investigate threats only after they occur. Threat hunting, however, involves looking through networks and detecting and isolating potential threats. They must be eliminated before any traditional warning systems sound the alarm.

Security analysts can also do this manually. They search the data of a system data information to identify potential weaknesses and then create a plan. They use “what-if” scenarios to prevent these weaknesses. However, today threat hunting is becoming more automated. The process uses analytics on user and entity behavior to information security analysts of potential risks.

Analysts look for three types of hypotheses when they are threat hunting.

  • Analytics-Driven: Uses entity and user behavior analytics (UEBA), and machine learning to create accumulated risk scores and further hypotheses.
  • Intelligence-Driven: Based on threat intelligence reports, feeds, and malware analysis, as well as vulnerability scans
  • Situational-Awareness Driven: Utilizes enterprise risk assessments and Crown Jewel analysis to evaluate a company’s or an individual’s trends

A variety of trusted vendors offer threat-hunting software. You don’t want to invest in paid, commercial software plans that can run your company a lot of money, There are many free online threat hunting tools that IT security professionals can use to protect their networks from threats.

Also read: What is Cyber Threat Hunting? A Cybersecurity Guide

10 Best Free Threat Hunting Tools


1. Maltego CE

This data-mining tool generates interactive graphs that can be used to analyze link analysis. It is most commonly used in online investigations You can find relationships among data sources on the internet by looking at different parts of them. Maltego CE automates the processes of various query resources and displays a useful graph for link analysis.

It seamlessly integrates data from nearby sources. Many data vendors choose Maltego CE as the delivery platform for their data. This application can be customized to meet your specific needs.

2. Cuckoo Sandbox

Cuckoo Sandbox is an open-source leader in automated malware analysis systems. You can instantly dispose of suspicious files and get detailed, instantaneous results that are the details of what the file when tested in an isolated setting.

Cuckoo’s advantage is more than just removing malware detected, it provides analytics on the operation of malicious files to help you understand the intended outcome of a breach.

3. Automater

Automater from TekDefense can analyze URLs, hashes, and URLs to make intrusion detection easier. Automater will retrieve relevant results from the most popular sources if you simply select a target. You can modify the sources that Automater is using and the data it is taking from them. This application does not require modification of Python code. The interface is easy to use, even for beginners.


This tool is multi-platform and allows users to classify malware, create descriptions of similar malware types, and use binary or textual patterns as a basis for their classification. Each description is composed of a boolean expression, a set of strings, and expressions that identify it.

YARA works on Windows, Mac, and Linux. It uses Python scripts and its own command-line interface. Commercial software often uses YARA to improve its performance and capabilities.

5. CrowdFMS

This framework automatically collects and processes samples of VirusTotal. The website publishes details about phishing emails by leveraging the Private API. CrowdFMS downloads the most recent samples and triggers an alert in users’ YARA notification feed.

Users can also indicate a command to execute the samples using their YARA ID.

6. BotScout

BotScout is a tool that helps to combat automated web scripts (also known as bots), by stopping them from being allowed to register on forums which can lead to spam, abuse of servers, and pollution of databases. BotScout records the IP, name, and email address of bots to prevent future encounters. Many universities and companies use this powerful, yet simple API to protect their online assets.

7. Machinae

Machinae is able to compile intelligence from public websites. It also provides feeds that provide security-related data, such as URLs, domain names, email addresses, and IP addresses. This software is free and more compatible than any other security intelligence collector. It is well-optimized and supports many inputs and outputs.

Also read: Top 10 Data Protection Software for 2022

Situational-Awareness Driven

8. AIEngine

AIEngine is an interactive tool that revolutionizes your network’s intrusion detection system. It can learn without human interaction and can be used to detect intrusions in real-time. It can be programmed and has features such as:

  • Network forensics
  • Network collection
  • Spam detection

This tool helps IT professionals understand traffic and create signatures for firewalls and other protection software. It can support many add-ons and systems that could be useful for threat hunters.


A trusted Automated Exchange of Indicator Information is a collection of message exchanges that allow threat details to be seamlessly shared across product lines, service boundaries, and organizations. It allows companies to choose data from trusted partners and share it with others.

YETI supports discovery, pool, and inbox services as defined by TAXII. It was written in Python 2.7. and benefit of using Django 1.7 as the web framework. This application allows developers to test TAXII apps and makes it easier to use the TAXII platform.


This is not a single threat hunting tool, but rather a category of threat hunting tools, really simple syndication (RSS). Nearly all of the hunters we spoke to stressed how important it is for hunters to keep up with the latest news. However, we are not referring to headlines from CNN. They all stressed the importance of following industry news sites and security blogs. Many hunters suggested that they follow vendors’ websites that announce vulnerabilities and patches. Other hunters made it a priority to follow exploit publishing and red teaming sites.

RSS readers are available in many different flavors, so each hunter will have a different choice. We recommend that you get a free one, given the large selection.

Conclusion — Best threat hunting tools

All threat hunting tools mentioned above have their own application and many can be used combined to provide a complete defense against cyber-attacks without spending any money After you’ve used some of these applications, you can decide if you want to upgrade to a commercial plan.

Threat hunting is a battle between IT security personnel, and attackers, and having many tools available will give you the best chance of winning the fight. You and your company should be prepared to find solutions that work for you.

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