SeanPesce’s gists

SeanPesce / vector_drawable_to_svg.py

Last active June 16, 2025 12:54

Python code to convert Android vector drawable XML files to SVG format

	#!/usr/bin/env python3
	# Author: Sean Pesce
	#
	# Converted from original JavaScript code by Seanghay Yath:
	# https://github.com/seanghay/vector-drawable-svg


	import math
	import sys

SeanPesce / _fastlz-lib__init__.py

Last active June 6, 2025 12:39

Pure Python 3 FastLZ

	#!/usr/bin/env python3
	# -- coding: utf-8 --
	# Modified from original source: https://gitlab.com/Stefan65/lz77-variants_python

	"""
	Implementation of the FastLZ compression algorithm in pure Python.

	FastLZ is a "small & portable byte-aligned LZ77 compression" algorithm.

	This version is based upon the original implementation by Ariya Hidayat.

SeanPesce / external_ipv4.py

Last active May 20, 2025 11:55

Python 3 script to obtain the current external IPv4 address without any non-standard dependencies

	#!/usr/bin/env python3
	#
	# Author: Sean Pesce

	import re
	import requests


	def get_external_ipv4_address(timeout_secs=0.3):
	counts = dict()

SeanPesce / reverse_shell_udp.c

Created April 16, 2025 15:45

Simple UDP reverse shell written in C

SeanPesce / squashfs_repack.sh

Created April 16, 2025 12:10

Shell script to repack a SquashFS filesystem in-place, preserving the filesystem properties and individual file ownership/permissions

	#!/bin/bash

	# Check if squashfs-tools is installed
	if ! command -v unsquashfs &> /dev/null \|\| ! command -v mksquashfs &> /dev/null; then
	echo "squashfs-tools not found. Please install squashfs-tools (e.g., sudo apt install squashfs-tools)."
	exit 1
	fi

	# Check if an argument (the SquashFS file) was provided
	if [ "$#" -ne 1 ]; then

SeanPesce / hexdump.lua

Last active March 4, 2025 20:39

Helper function to create a hex dump from a ByteArray object in a WireShark Lua dissector

	-- Author: Sean Pesce
	-- References:
	-- https://lua-users.org/wiki/HexDump
	-- https://www.wireshark.org/docs/wsdg_html_chunked/lua_module_Tvb.html

	function hex_dump(buf, print_addrs)
	if print_addrs == nil then
	print_addrs = false
	end
	local result = ""

SeanPesce / aws_cognito_get_creds.py

Created October 10, 2024 15:09

Various Python 3 utility scripts related to AWS Cognito authentication

	#!/usr/bin/env python3
	# Author: Sean Pesce
	#
	# Obtain AWS Cognito user identity ID and credentials

	import argparse
	import getpass
	import json
	import os
	import requests

SeanPesce / BindShellTcp.smali

Last active March 22, 2024 12:54

TCP bind shell (port 7777) written in Smali. Add this to the static initializer code (clinit) of any loaded class to start the listener.

	.method static constructor <clinit>()V
	.locals 5

	invoke-static {}, Ljava/lang/Runtime;->getRuntime()Ljava/lang/Runtime;

	move-result-object v0

	const/4 v1, 3

	new-array v2, v1, [Ljava/lang/String;

SeanPesce / BindShellTcp.java

Last active February 28, 2024 22:48

Java TCP bind shell (also compatible with Android)

	// Author: Sean Pesce
	//
	// This bind shell implementation is compatible with both standard Java and the Android SDK.
	// By default, it listens in a new thread, on TCP port 45100, and on all network interfaces.
	//
	// Start the listener with default parameters like so:
	// new BindShellTcp().start();

	package com.seanpesce.shell;

SeanPesce / host_spoof_headers.txt

Last active October 4, 2024 10:22 — forked from kaimi-/gist:6b3c99538dce9e3d29ad647b325007c1

List of potential host-spoofing HTTP headers

Sean Pesce SeanPesce