NIST – Page 3 – NetwerkLABS

Intrusion Detection and Response RESPOND

DFIR: Core Windows Processes

Reference: TryHackMe Room "Core Windows Processes" Core Windows Processes Understanding how the Windows operating system functions as a defender is vital. Task Manager doesn't show a Parent-Child process view. That is where other utilities, such as Process…

Bharath Narayanasamy dfir, memory, Volatility

PROTECT

Linux System Hardening

Create a GRUB password grub2-mkpasswd-pbkdf2 PBKDF2 stands for Password-Based Key Derivation Function 2. It is important to note that adding a password for GRUB is not available for systems deployed using cloud service providers (such as our Linux…

Bharath Narayanasamy

SOC Analyst Threat Detection and Incident Response Intrusion Detection and Response

DFIR: Linux File System Analysis

Bharath Narayanasamy detection, dfir, linux, incident response

Threat Hunting SOC Analyst Threat Detection and Incident Response

Netminer

NetworkMiner CapabilityDescriptionTraffic sniffingIt can intercept the traffic, sniff it, and collect and log packets that pass through the network.Parsing PCAP filesIt can parse pcap files and show the content of the packets in detail.Protocol analysisIt can identify the…

Bharath Narayanasamy Threat_hunting, threat_detection, netminer, dfir

SOC Analyst Threat Detection and Incident Response BLUE TEAM

Introduction to Network Forensics

Source: Tryhackme Networkminer room Introduction to Network Forensics Network Forensics is a specific subdomain of the Forensics domain, and it focuses on network traffic investigation. Network Forensics discipline covers the work done to access information transmitted…

Bharath Narayanasamy networkminer, traffic_analysis, threat_detection, dfir, BLUE

DETECT BLUE TEAM

Wireshark: 802.11 Denial of Service

Bharath Narayanasamy wireshark, wifi, 802.11

Threat Detection and Incident Response BLUE TEAM DETECT

Analysis with Wireshark

TShark VS. Wireshark (Terminal vs. GUI) TShark is a purpose-built terminal tool based on Wireshark. TShark shares many of the same features that are included in Wireshark and even shares syntax and options. TShark is perfect…

Bharath Narayanasamy wireshark

Cheat Sheets IDENTIFY DETECT

TCPDump

Locate tcpdump which tcpdump Install TCPdump sudo apt install tcpdump Tcpdump Version Validation sudo tcpdump --version TCPDump will resolve IPs to hostnames by default. Traffic Captures with Tcpdump Basic Capture Options Switch CommandResultDWill display any interfaces…

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DETECT Elastic SIEM

Elastic SIEM: Developing Dashboards & Visualization

Use case 1: Failed Logon Attempts (Disabled Users) https://youtu.be/7Uyqek-FdwI Use case 2: Failed Logon Attempts (using Admin Accounts) https://youtu.be/UGRmsoqk0EM Use case 3: Successful RDP Logon Related To Service Accounts https://youtu.be/eRjA6TpEryk Use case 4: Users Added Or…

Bharath Narayanasamy Threat_hunting, SIEM, Elastic

BLUE TEAM DETECT Elastic SIEM

SIEM Use cases

How To Build SIEM Use Cases Comprehend your needs, risks, and establish alerts for monitoring all necessary systems accordingly. Determine the priority and impact, then map the alert to the kill chain or MITRE framework. Establish…

Bharath Narayanasamy SIEM, Elastic, Usecase