Tags » Shellcode

My Cracking the Perimeter (CTP) Offensive Security Certified Expert (OSCE) Experience

I can finally confirm that after my ***redacted*** attempt I have passed the OSCE exam from Offensive Security.

This entry will cover some of my experience and review of the… 2,116 more words

Cracking The Perimeter

x64 Shellcodes for FreeBSD / OpenBSD


These are mostly the same as codes for x64 Linux with the main difference being system call numbers. I’ve also noticed that BSD tends to be less forgiving with parameters (at least for some functions). 1,162 more words


x64 Shellcodes for Linux


Just a quick blog about some simple shellcodes for x64 build of Linux you might find useful as a reference if nothing else. ;) 667 more words


Shellcodes: Executing Windows and Linux Shellcodes


Recently, I finished an interactive shell for windows written in C which is also position independent.

The server component runs on UNIX based OS and I was trying to test out delivery of the PIC to windows machine over network which resulted in writing a simple tool for both Linux/windows that executes PIC files. 1,227 more words


Writing portable shellcode


As previously mentioned shellcodes are really useful in many applications, but we need to learn how to write a successful shellcode. First set is relative addressing. 387 more words


Shell Code Prologue


A machine executable piece of code, which is not in operating system‘s executable format.

To add more, it requires knowledge of assembly language. 265 more words


Shellcode Extractor

This tool will extract the opcodes from the .text section and display in different hex formats for different syntaxes. Works only with valid PE files. Coded in C++Builder XE5. 7 more words