Windows Event Logs

This entry is part 10 of 13 in the series Incident Response and Forensics

Views: 31Windows logon types and logon codes Logs with event IDs 4624 and 4625 are generated every time there is a successful or failed logon on a local computer, respectively.  In Windows, there are several ways a logon can occur locally, and remotely.  Logon Type Numeric Identifier Description Logon Right Used only by the system … Read more

Wireshark 101 | Traffic Analysis

This entry is part 8 of 13 in the series Incident Response and Forensics

Views: 7Wireshark: Traffic Analysis Display Filter Reference Investigating Nmap scans Nmap is an industry-standard tool for mapping networks, identifying live hosts and discovering the services. As it is one of the most used network scanner tools, a security analyst should identify the network patterns created with it. Common Nmap scan types, It is essential to know … Read more

Wireshark 101 | Packet Operations

This entry is part 7 of 13 in the series Incident Response and Forensics

Views: 4Wireshark: Packet Operations Statistics | Summary This menu provides multiple statistics options ready to investigate to help users see the big picture in terms of the scope of the traffic, available protocols, endpoints and conversations, and some protocol-specific details like DHCP, DNS and HTTP/2. For a security analyst, it is crucial to know how to … Read more

ELASTIC SIEM: Kibana Query Language (KQL) 

This entry is part 13 of 23 in the series Threat Detection Engineering

Views: 46Different Syntax Languages Kibana supports two types of syntax languages for querying in Kibana: KQL (Kibana Query Language) and Lucene Query Syntax. Special Characters Certain characters are reserved in ELK queries and must be escaped before usage. Reserved characters in ELK include +, -, =, &&, ||, &, | and !. For instance, using the + character in a query will result in an error; to escape this character, precede it with … Read more

Threat Detection: Detecting a Webserver Attack

This entry is part 1 of 23 in the series Threat Detection Engineering

Views: 47LAB Setup Let’s use the DIWA ( Deliberately Insecure Web Application) vulnerable created by Tim Steufmehl , to setup the victim machine. Prepare a Linux machiine with Docker installed. Follow the these instructions to install Docker on Ubuntu. With the above steps, the DIWA app should be UP and running on the Linux VM. Let’s … Read more

Practical Threat Hunting using Elastic SIEM: Hunting for Stuxbot

This entry is part 11 of 23 in the series Threat Detection Engineering

Views: 218Based on the INTRODUCTION TO THREAT HUNTING & HUNTING WITH ELASTIC module from HTB-Academy Hunting for Stuxbot The Stuxbot cybercrime group operates with a broad scope, seizing upon opportunities as they arise, without any specific targeting strategy – their motto seems to be anyone, anytime.  The primary motivation behind their actions appears to be espionage … Read more

Netminer

This entry is part 4 of 13 in the series Incident Response and Forensics

Views: 22NetworkMiner Capability Description Traffic sniffing It can intercept the traffic, sniff it, and collect and log packets that pass through the network. Parsing PCAP files It can parse pcap files and show the content of the packets in detail. Protocol analysis It can identify the used protocols from the parsed pcap file. OS fingerprinting It can identify … Read more

Introduction to Network Forensics

This entry is part 3 of 13 in the series Incident Response and Forensics

Views: 20Source: 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 by listening and investigating live and recorded traffic, gathering evidence/artefacts and understanding potential problems.  The investigation tries to … Read more

Analysis with Wireshark

This entry is part 9 of 13 in the series Incident Response and Forensics

Views: 20TShark 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 for use on machines with little or no desktop environment and can easily pass the capture information it … Read more