-
Recent Posts
- PowerShell Basic Introduction (Security Version)
- Improving Technical Interviews
- AnyDesk Forensic Analysis and Artefacts
- Log4J/Log4Shell Video Glossary
- HatsOffSecurity on YouTube
- How to Create a Good Security CTF
- NoScript Plugin Forensic Investigation – Firefox/ToR Browser
- Keybase.io Forensics Investigation
- When is Index.dat not Evidence of Browsing
- HTTP Methods
Categories
- anydesk
- Attack
- Browser Forensics
- Brute force
- Chrome
- Competition
- Competitions
- Containment
- Content Delivery Manager
- Cookies
- Cryptography
- CTF
- Cyber
- Cyber Security Challenge
- Decoding Time
- Encrypted Traffic
- Firefox
- Forensic Readiness Plan
- General
- Google Analytics
- Google Chrome
- Google Rapid Response
- Group Policy
- GRR
- Hardening
- Heartbleed
- Identification
- Incident Response
- Internet Explorer
- Interviews
- Introduction
- Jump Lists
- Keybase
- Link FIles
- Linux Forensics
- Memory Forensics
- Microsoft Edge
- My Two Cents
- Network Analytics
- Network Forensics
- pass the hash
- PCAP Analysis
- Pen Testing
- PowerShell
- Preparation
- Protocol
- ReadyBoost
- Research
- Safari
- SANS
- Shared Folders
- Shellshock
- SMB
- SSH
- TOR
- Uncategorized
- USB Forensics
- Windows Forensics
- Windows Registry Forensics
- Windows Registry Forensics
- Windows Spotlight
- Windows XP
- Wireshark
CyberLinks
- Follow Hats Off Security on WordPress.com
Tag Archives: Network Forensics
HTTP Methods
In this post we are going to look at different types of HTTP/1.1 methods. We will leave HTTP/2 methods for another day. This will be a summary of each method, it is possible to go into great detail with some … Continue reading
Posted in Network Analytics
Tagged browser forensics, hats off security, Network Forensics, PCAP
Leave a comment
Wireshark – More Basics
I have been approached recently about explaining some of the fundamentals of how Wireshark can be used. Let’s have a look at some traffic that I captured for a challenge I created recently. Here we can see an example of … Continue reading
Posted in Network Analytics, Network Forensics, Wireshark
Tagged hats off security, Network Forensics, PCAP, Wireshark
Leave a comment
Decrypting Traffic in Wireshark
If you have a HTTPS session captured and are looking at unlocking the secrets that lie within, you are probably looking at Wireshark with eternal optimism hoping that somehow the magical blue fin will answer all of problems…. Sadly that’s … Continue reading
Identifying Sites in Encrypted Traffic
There is some mis-information around; that encrypted traffic is useless, and you should go back to netflow and statistical analysis only. I disagree. I will be doing a few posts showing clear-text information leakage we can use to our advantage. … Continue reading
Posted in Encrypted Traffic, Network Analytics, Network Forensics
Tagged artefact locations, basics, cyber security, hats off security, Network Forensics, PCAP, SSL, TLS
Leave a comment
SMB2 Protocol Negotiation
This is one of the few times when looking at SMBv2 you will need to use SMBv1 commands. The initial negotiation request will always be sent out as SMBv1. It makes sense when you think about it, SMB does not … Continue reading
Posted in Network Analytics, SMB
Tagged hats off security, Network Forensics, SMB, Wireshark
Leave a comment
SMB2 – File/Directory Metadata
Using SMB it is possible to retrieve data that is typically only expected when carrying out host based forensics. The MACB (Modification, Access, Change and Birth) data is sent across regardless of if a file is accessed or not. With … Continue reading
Posted in Network Analytics, Network Forensics, SMB
Tagged hats off security, Network Forensics, SMB
1 Comment
SMBv2+ SYNC Header Explained
SMB2 Header The SMB2 Header will either be ASYNC or SYNC, you need to look this up from the flags. SYNC is the most common header as this can be in the form of a request or a response, where … Continue reading
Posted in Network Analytics, Network Forensics, SMB
Tagged artefact locations, basics, hats off security, Network Forensics, SMB
Leave a comment
SMB Quick Introduction
SMB There are currently 3 major versions of SMB version 3 is quite new (2012) and has been implemented on the latest versions of Windows (8, 2012), Samba 4.1+ and macOS 10.10 Yosemite. I say ‘quite new’ as it takes … Continue reading
Posted in Network Analytics, Network Forensics, SMB
Tagged basics, hats off security, Network Forensics, SMB
Leave a comment
Ringzer0team – Forensics Challenge 35 – Poor internet connection
This writeup is to explain how to get the answer (flag) to the Forensic Challenge named “Poor Internet Connection” I will not be posting the flag here as I am giving you all of the instructions to get it yourself! … Continue reading
Posted in Competitions, Cyber, Network Analytics, Network Forensics, PCAP Analysis
Tagged file carving, hats off security, hex, Network Forensics, PCAP, pcap carving, Wireshark
1 Comment
TTLs and where to find them
Recently I have been conducted a lot of interviews for SOC Analysts; one of the questions I ask is as follows: You are reviewing your DNS logs and find an answer to a DNS query which shows rabbitcoldhotel.evil.com on <AnyExternalIP> … Continue reading
Posted in Network Analytics, Network Forensics
Tagged basics, hats off security, Interview Questions, Network Forensics, SOC Analyst
2 Comments
Hats Off Security 