Wireshark 101 | Traffic Analysis and Investigation (PART 02)

This entry is part 15 of 18 in the series Incident Response and Forensics

Views: 2Identifying Hosts When investigating a compromise or malware infection activity, a security analyst should know how to identify the hosts on the network apart from IP to MAC address match. One of the best methods is identifying the hosts and users on the network to decide the investigation’s starting point and list the hosts … Read more

Endpoint Detection and Response (EDR) : Lima Charlie (Part 01)

This entry is part 1 of 1 in the series Endpoint Detection and Response (EDR)

Views: 7Introduction to Endpoint Detection and Response (EDR) Endpoint Detection and Response (EDR) is a cybersecurity solution designed to detect, investigate, and respond to threats at the endpoint level. Endpoints include devices like laptops, desktops, servers, and mobile devices that connect to an organization’s network. These are often the primary targets for attackers, making them … Read more

SNORT 101 (Part 03)

This entry is part 13 of 4 in the series Instrusion Detection and Prevention

Views: 9Snort Rules Each rule should have a type of action, protocol, source and destination IP, source and destination port and an option. Remember, Snort is in passive mode by default. So most of the time, we will use Snort as an IDS. We will need to start “inline mode” to turn on IPS mode.  The Snort rule structure … Read more

SNORT 101 (Part 02)

This entry is part 14 of 4 in the series Instrusion Detection and Prevention

Views: 0SNORT in IDS/IPS mode IDS/IPS mode with parameter “-A” There are several alert modes available in snort; Only the “console” and “cmg” parameters provide alert information in the console. It is impossible to identify the difference between the rest of the alert modes via terminal. Differences can be identified by looking at generated logs.  IDS/IPS mode with parameter “-A console” … Read more

 Ship OPNSense Firewall Logs To Splunk SIEM

Views: 36Shipping OPNsense firewall logs to Splunk centralizes log management, allowing for seamless consolidation with other network and system logs. This integration enhances visibility into network traffic, enabling the identification of threats like port scans, malware communication, or brute force attacks. By correlating OPNsense logs with logs from other sources, organizations can perform faster root … Read more

(TryHackMe) Servidae: Log Analysis in ELK

This entry is part 1 of 3 in the series TryHackMe

Views: 86Link to the TryHackMe Room; https://tryhackme.com/r/room/servidae Room Objectives: In this room, we will analyze the log data from a compromised workstation using the Kibana interface. Within this room’s tasks, we will explore the components of the Elastic (ELK) Stack and gain insights into the various search and filter functions available in Kibana. Our ultimate … Read more

Threat Detection Engineering

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This entry is part 19 of 21 in the series Threat Detection Engineering

Views: 10Threat Detection Engineering (TDE) involves designing, implementing, and refining security measures to identify and respond to threats. Here are some key topics and domains covered under TDE: These areas are essential in building a robust threat detection engineering program that keeps up with evolving threats.

Log Analysis: Basics

This entry is part 18 of 21 in the series Threat Detection Engineering

Views: 40Understanding Logs in Infrastructure Systems Logs and Their Role Log Analysis What Are Logs? Definition Log Entry Components Sample Log Analysis Importance of Logs 1. System Troubleshooting 2. Cybersecurity Incident Response 3. Threat Hunting 4. Compliance Types of Logs in Computing Environments Integrative Analysis Data Visualization Data visualization tools, such as Kibana (of the … Read more

Splunk SIEM: Exploring SPL

This entry is part 17 of 21 in the series Threat Detection Engineering

Views: 14Splunk Search & Reporting App Overview The Search & Reporting App is the primary interface on Splunk’s Home page used for searching and analyzing data. This app provides several essential functionalities to enhance the search experience for analysts. Search & Reporting App is the default interface used to search and analyze the data on the Splunk Home … Read more