Articles

Articles below are new articles I’ve written after migrating to fyx.me v2.0. A lot of these are new research projects, tool development, and longer pieces of writing on cybersecurity, programming and other tech topics which I find interesting.

Old articles, CTF/boot2root writeups and post-mortem links can be found at the old website here

Creating a Havoc Module to run commands on all agents at once and map out an environment passively

#Havoc C2#Run All Module#Red Teaming#Packet Capture#Passive Network Mapping

Developped a Havoc Module to run commands on all connected agents, used it to gather network information on compromised hosts by performing packet captures, and analysed the data offline to map out the environment and find open ports and services.

February 1, 2025

Replicating Cobalt Strike's Port Scanner BOF for Open-Source C2 | Fast OPSEC-Aware Ping & TCP Connect Scanning in C

#Cobalt Strike Port Scanner#Open-Source C2#BOF#Port Scanning in C#OPSEC

Discover how to replicate Cobalt Strike's advanced port scanning and host discovery features using BOFs for open-source C2 frameworks. Learn about OPSEC considerations, fast ping and TCP connect scans in C, argument parsing, banner grabbing, and integration for red team operations. Includes full technical breakdown and source code examples.

January 24, 2025

OffSec Experienced Penetration Tester (OSEP) Exam Review

#OSEP exam review#OffSec OSEP#OSEP preparation tips#penetration testing certification#C2 frameworks

A comprehensive OSEP exam review covering preparation strategies, tool recommendations (including C2 frameworks and AD enumeration), exam tips, proctoring advice, and detailed report writing guidance.

December 12, 2024