Table of Contents
A graphic logo for Redline featuring a stylized red overlay on a globe icon with the word "Redline" in black text on the right side.

In today's rapidly evolving cyber threat landscape, organizations face the daunting task of safeguarding their digital assets against sophisticated attacks. Timely incident response and proactive threat hunting have become crucial in mitigating the impact of security breaches. Enter Redline, a powerful open-source tool developed by FireEye that empowers cybersecurity professionals to swiftly investigate and respond to security incidents. In this comprehensive guide, we will explore the capabilities of Redline, its key features, and how it can be leveraged for effective incident response and threat hunting.

What is Redline?

Redline is a memory forensics and analysis tool that enables cybersecurity professionals to collect and examine volatile memory (RAM) from a potentially compromised computer. By analyzing memory artifacts such as running processes, network connections, loaded drivers, and open files, Redline aids in identifying indicators of compromise (IOCs) and detecting malicious activities. This powerful tool provides a comprehensive view of the system's state at the time of memory acquisition, allowing for in-depth investigations and rapid incident response.

Key Features

Redline offers a wide array of features that make it an indispensable tool for incident responders and threat hunters:

  1. Memory Acquisition: Redline enables the collection of live memory from a target system, capturing a snapshot of the system's state for further analysis.

  2. IOC Search: Users can search for specific indicators of compromise within the collected memory dump, facilitating the identification of malicious artifacts.

  3. Process and Driver Analysis: Redline provides detailed information about running processes and loaded drivers, helping to identify suspicious or malicious activities.

  4. Network Connection Analysis: The tool allows for the examination of network connections, revealing any unauthorized or malicious communication.

  5. Customizable Scripts: Redline supports the creation of custom collection scripts, enabling users to tailor the data acquisition process to their specific needs.

Who Can Use Redline?

Redline is designed for cybersecurity professionals, including incident responders, threat hunters, forensic investigators, and security analysts. It caters to individuals and organizations seeking to enhance their incident response capabilities and proactively identify potential threats. Whether you are part of an internal security team or a managed security service provider (MSSP), Redline can be a valuable addition to your toolkit.

Supported Platforms

Redline is primarily designed for Windows operating systems. It supports a wide range of Windows versions, including Windows 10, Windows 8.1, Windows 7, Windows Server 2019, and Windows Server 2016. While Redline's core functionality is focused on Windows, it also offers limited support for macOS and Linux platforms, enabling memory acquisition and analysis across different operating systems.

How to Use Redline?

Using Redline involves a series of steps and commands to collect and analyze memory data effectively. Follow these instructions to get started:

  1. Collector Creation:

    • Launch Redline and select "Create a Standard Collector" from the main menu

    • Choose the target platform (Windows, macOS, or Linux) for the Collector

    • Customize the Collector settings by running the command: Redline.exe --edit-script

    • Configure the desired options for memory acquisition, disk analysis, and network analysis

    • Save the Collector configuration and choose a destination folder for the Collector package

  2. Data Acquisition:

    • Copy the Collector package to the target system using a removable drive or network share

    • Open a command prompt or terminal on the target system

    • Navigate to the directory where the Collector package is located

    • Run the following command to execute the Collector and acquire memory data:

      • On Windows: RunRedlineAudit.bat

      • On macOS/Linux: ./

    • Wait for the Collector to complete the data acquisition process

    • Retrieve the generated audit data files from the target system

  3. Analysis:

    • Launch Redline on your analysis machine

    • Select "Analyze Collected Data" from the main menu

    • Choose the directory containing the audit data files using the "Browse" button

    • Click "Next" to import the data into Redline for analysis

    • Explore the various views and filters in Redline to investigate the collected data:

      • Process Analysis: ProcessesHandlesMemory Sections

      • File System Analysis: File SystemRegistry

      • Network Analysis: PortsNetwork Adapters

      • Persistence Mechanisms: ServicesTasksPersistence

    • Use the search functionality to find specific artifacts or indicators of compromise

  4. IOC Search:

    • Select "Indicators of Compromise" from the Redline menu

    • Import IOC files by running the command: Redline.exe --import-iocs <path_to_ioc_files>

    • Choose the desired IOCs to search for in the collected data

    • Run the IOC search by clicking the "Analyze" button

    • Review the IOC search results and investigate any matches

  5. Reporting:

    • Select "Create Report" from the Redline menu

    • Choose the desired report format (e.g., HTML, CSV)

    • Specify the report output location using the command: Redline.exe --report-output <path>

    • Select the relevant data and findings to include in the report

    • Generate the report by clicking the "Create Report" button

    • Share the report with relevant stakeholders for further action and remediation

By following these steps and utilizing the appropriate commands, you can effectively use Redline to collect memory data, analyze it for malicious activities, perform IOC searches, and generate reports for incident response and threat hunting purposes.

Bottom Line

Redline is a powerful tool that empowers cybersecurity professionals to effectively respond to incidents and proactively hunt for threats. By leveraging its memory analysis capabilities, customizable data acquisition, and IOC search functionality, organizations can significantly enhance their ability to detect and mitigate cyber threats. Whether you are conducting incident response, performing forensic investigations, or engaging in proactive threat hunting, Redline is an essential tool in your cybersecurity arsenal. By mastering Redline's features and incorporating it into your security workflow, you can strengthen your organization's resilience against evolving cyber threats.




View All

Learn More About Cyber Security Security & Technology

“Knowledge Arsenal: Empowering Your Security Journey through Continuous Learning”

Cybersecurity All-in-One For Dummies - 1st Edition

"Cybersecurity All-in-One For Dummies" offers a comprehensive guide to securing personal and business digital assets from cyber threats, with actionable insights from industry experts.


Recently added

View all

Learn Something New with Free Email subscription