TheAirBlow TheAirBlow

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Unlocking bootloader on Samsung

It is easy to unlock it, but it's not safe to do.
You will get warned by your phone.
Do not try this on any other device that Samsung.
All your data from the phone will be wiped.

Step 1: Get into Download mode

You can google the Download mode combo for your device. For most newer devices, it is:

Shutting the device off

Samsung null image bypass

This is how to do null image bypass.
It will break binary checking and allow to flash custom binaries on system and vendor.
It is not a 100% way of flashing custom binaries on broken bootloaders.

Step 1: Preparing

Download this file.
It has three files: vbmeta_null.img, system_null.img and vendor_null.img

Step 2: Flashing null images

All of these files above should be flashed - beacuse else it won't accept it beacuse of hashes, as you love it.

Samsung | My guides and other info

Here is a list of my guides for Samsung or Android in general.

Guides

MultiDisabler by hand.
Patching firmware sparse images.
Null Image bypass.
Bootloader unlock.

Info

None for now, sadly.

Guide for Patching Android sparse images

This tutorial is made for Linux users (it may not work on WSL).
Package android-tools should be installed.

Convert and mount images

simg2img <image_name>.img.ext4 <image_name>.raw
sudo mkdir /mnt/android/
sudo mkdir /mnt/android/<image_name>/
sudo mount -t ext4 -o loop .raw /mnt/android//

	{
	"Website": 0, // 0 - SkySmart, 1 - Skills4u
	"Uuid": "4b5e1650-72ac-410b-9bff-d99ce3878e1a",
	"SolverInput": "vorunopapi", // Вход
	"SolverOutput": [ // Выход
	"Тут будет огромный JSON объект с ответами и метаданными"
	],
	"Failed": false // Получилось ли решить задание
	}

	{
	"Website": 0, // 0 - SkySmart, 1 - Skills4u
	"Uuid": "b80a8921-9b75-4f81-a7e4-95696eae89c7",
	"SolverInput": "vorunopapi", // Вход
	"SolverOutput": "а вот хуй тебе", // Выход
	"Failed": false // Получилось ли решить задание
	}

	const request = require('request');
	request(`https://dev.azure.com/xamarin/public/_apis/build/builds/${process.argv.slice(2)[0]}/artifacts`, async function (error, response, body) {
	const data = JSON.parse(body);
	console.log(data.value.find(x => x.name == "installers-unsigned - Linux").resource.downloadUrl);
	});

	var style1 = 'background: #2000ff; color: #ffffff; border-radius: 3px; padding: 2px';
	var style2 = 'background: #222; color: #ffff00; border-radius: 3px; padding: 1px; margin: 1px';
	var style3 = 'background: #222; color: #00ff00; border-radius: 3px; padding: 1px; margin: 1px';
	var style4 = 'background: #222; color: #ff0000; border-radius: 3px; padding: 1px; margin: 1px';
	var style5 = 'background: #222; color: #ffffff; border-radius: 3px; padding: 1px; margin: 1px';

	console.warn("%c[GHack]" + "%c Скрипт был написан TheAirBlow, версия v1.0.0 ", style1, style5);
	console.warn("%c[GHack]" + "%c Оригинально выложен на Github Gists ", style1, style5);
	console.warn("%c[GHack]" + "%c Если вы это купили, вас заскамили ", style1, style5);