Full Source Internal Skin Changer CS:GO by CoderDuc

#pragma warning(disable : 4996)

/*

||==========================||
||		Author: CoderDuc	||
||		Language: C++		||
||		Type: Internal		||
||==========================||

*/

#include <stdint.h>
#include <iostream>
#include <Windows.h>
#include "MemMan.h"
#include  "Enum.h"

using namespace std;

MemMan MemClass;

struct offsets
{
	//Signatures 
	DWORD dwGlowObjectManager = 0x5244FD0;
	DWORD dwLocalPlayer = 0xCF2A3C;
	DWORD fJump = 0x51A814C;
	DWORD dwForceAttack = 0x313618C;
	DWORD dwEntityList = 0x4D04A94;
	DWORD dwClientState = 0x58BCFC;
	DWORD model_ambient_min = 0x58ED1C;

	//NetVars
	DWORD isSpotted = 0x93D;
	DWORD m_iCrosshairId = 0xB3AC;
	DWORD flashDuration = 0xA3F4;
	DWORD m_iGlowIndex = 0xA40C;
	DWORD m_iTeamNum = 0xF4;
	DWORD flags = 0x104;
	DWORD velocity = 0x114;
	DWORD iHealth = 0x100;
	DWORD iScoped = 0x3910;
	DWORD m_iItemDefinitionIndex = 0x2FAA;
	DWORD m_OriginalOwnerXuidLow = 0x31B0;
	DWORD m_nFallbackPaintKit = 0x31B8;
	DWORD m_iAccountID = 0x2FC8;
	DWORD m_hActiveWeapon = 0x2EF8;
	DWORD m_iItemIDHigh = 0x2FC0;
	DWORD m_OriginalOwnerXuidHigh = 0x31B4;
	DWORD m_nFallbackSeed = 0x31BC;
	DWORD m_nFallbackStatTrak = 0x31C4;
	DWORD m_flFallbackWear = 0x31C0;
	DWORD m_szCustomName = 0x303C;
	DWORD m_iEntityQuality = 0x2FAC;
	DWORD EntLoopDist = 0x10;
	DWORD m_iAccount = 0xA8D8;
	DWORD m_iWeaponID = 0x32DC;
	DWORD m_iItemIDLow = 0x2FC4;
	DWORD m_hMyWeapons = 0x2DF8;
	DWORD m_bIsDefusing = 0x3918;
	DWORD m_iHealth = 0x100;
	DWORD m_clrRender = 0x70;
	DWORD m_aimPunchAngle = 0x302C;
	DWORD m_hViewModel = 0x3224;
	DWORD m_iViewModelIndex = 0x3220;
	DWORD m_nModelIndex = 0x258;
} offset;
#pragma endregion

#pragma region variable
struct variables
{
	DWORD localPlayer;
	DWORD process;
	DWORD gameModule;
	DWORD gameClient;
} val;

void Engine()
{
	int procID = MemClass.getProcess("csgo.exe");
	val.gameModule = MemClass.getModule(procID, "client_panorama.dll");
	val.gameClient = MemClass.getModule(procID, "engine.dll");
	while (true)
	{
#pragma region GetSkinData
		//Skin Changer
		int WeaponID = NULL;
		DWORD Player = MemClass.readMem<DWORD>(val.gameModule + offset.dwLocalPlayer);
		DWORD WeaponIndex = MemClass.readMem<DWORD>(Player + offset.m_hActiveWeapon) & 0xFFF;
		DWORD WeapInt = MemClass.readMem<DWORD>((val.gameModule + offset.dwEntityList + WeaponIndex * offset.EntLoopDist) - offset.EntLoopDist);
		WeaponID = MemClass.readMem<int>(WeapInt + offset.m_iItemDefinitionIndex);
		int WeaponAccountID = MemClass.readMem<int>(WeapInt + offset.m_iAccountID);
		int MyWeaponID = MemClass.readMem<int>(WeapInt + offset.m_OriginalOwnerXuidLow);
#pragma endregion

#pragma region NameTag
		DWORD pid;
		HWND hWnd = FindWindowA(0, ("Counter-Strike: Global Offensive"));
		GetWindowThreadProcessId(hWnd, &pid);
		HANDLE pHandle = OpenProcess(PROCESS_ALL_ACCESS, FALSE, pid);
		WriteProcessMemory(pHandle, (LPVOID)(WeapInt + offset.m_szCustomName), "CoderDuc", sizeof(char[161]), NULL);
#pragma endregion

#pragma region ChangeSkin
		
		//AK47
		if (WeaponID == AK47)
		{
			MemClass.writeMem<int>(WeapInt + offset.m_iItemIDLow, 1);
			MemClass.writeMem<int>(WeapInt + offset.m_nFallbackPaintKit, 675);
			MemClass.writeMem<int>(WeapInt + offset.m_nFallbackStatTrak, 1337);
			MemClass.writeMem<int>(WeapInt + offset.m_nFallbackSeed, 12);
			MemClass.writeMem<int>(WeapInt + offset.m_flFallbackWear, 0.01f);
		}
		//Deagle Eagle
		else if (WeaponID == DEAGLE)
		{
			MemClass.writeMem<int>(WeapInt + offset.m_iItemIDLow, 1);
			MemClass.writeMem<int>(WeapInt + offset.m_nFallbackPaintKit, 527);
			MemClass.writeMem<int>(WeapInt + offset.m_nFallbackStatTrak, 1337);
			MemClass.writeMem<int>(WeapInt + offset.m_nFallbackSeed, 12);
			MemClass.writeMem<int>(WeapInt + offset.m_flFallbackWear, 0.01f);
		}
		//AWP
		else if (WeaponID == AWP)
		{
			MemClass.writeMem<int>(WeapInt + offset.m_iItemIDLow, 1);
			MemClass.writeMem<int>(WeapInt + offset.m_nFallbackPaintKit, 344);
			MemClass.writeMem<int>(WeapInt + offset.m_nFallbackStatTrak, 1337);
			MemClass.writeMem<int>(WeapInt + offset.m_nFallbackSeed, 12);
			MemClass.writeMem<int>(WeapInt + offset.m_flFallbackWear, 0.01f);
		}
		//Dual Barrettas
		else if (WeaponID == DUAL_BARRETTAS)
		{
			MemClass.writeMem<int>(WeapInt + offset.m_iItemIDLow, 1);
			MemClass.writeMem<int>(WeapInt + offset.m_nFallbackPaintKit, 307);
			MemClass.writeMem<int>(WeapInt + offset.m_nFallbackStatTrak, 1337);
			MemClass.writeMem<int>(WeapInt + offset.m_nFallbackSeed, 12);
			MemClass.writeMem<int>(WeapInt + offset.m_flFallbackWear, 0.01f);
		}
		//Five-SeVEN
		else if (WeaponID == FIVE_SEVEN)
		{
			MemClass.writeMem<int>(WeapInt + offset.m_iItemIDLow, 1);
			MemClass.writeMem<int>(WeapInt + offset.m_nFallbackPaintKit, 464);
			MemClass.writeMem<int>(WeapInt + offset.m_nFallbackStatTrak, 1337);
			MemClass.writeMem<int>(WeapInt + offset.m_nFallbackSeed, 12);
			MemClass.writeMem<int>(WeapInt + offset.m_flFallbackWear, 0.01f);
		}
		//Glock-18
		else if (WeaponID == GLOCK)
		{
			MemClass.writeMem<int>(WeapInt + offset.m_iItemIDLow, 1);
			MemClass.writeMem<int>(WeapInt + offset.m_nFallbackPaintKit, 607);
			MemClass.writeMem<int>(WeapInt + offset.m_nFallbackStatTrak, 1337);
			MemClass.writeMem<int>(WeapInt + offset.m_nFallbackSeed, 12);
			MemClass.writeMem<int>(WeapInt + offset.m_flFallbackWear, 0.01f);
		}
		//AUG
		else if (WeaponID == AUG)
		{
			MemClass.writeMem<int>(WeapInt + offset.m_iItemIDLow, 1);
			MemClass.writeMem<int>(WeapInt + offset.m_nFallbackPaintKit, 167);
			MemClass.writeMem<int>(WeapInt + offset.m_nFallbackStatTrak, 1337);
			MemClass.writeMem<int>(WeapInt + offset.m_nFallbackSeed, 12);
			MemClass.writeMem<int>(WeapInt + offset.m_flFallbackWear, 0.01f);
		}
		//FAMAS
		else if (WeaponID == FAMAS)
		{
			MemClass.writeMem<int>(WeapInt + offset.m_iItemIDLow, 1);
			MemClass.writeMem<int>(WeapInt + offset.m_nFallbackPaintKit, 154);
			MemClass.writeMem<int>(WeapInt + offset.m_nFallbackStatTrak, 1337);
			MemClass.writeMem<int>(WeapInt + offset.m_nFallbackSeed, 12);
			MemClass.writeMem<int>(WeapInt + offset.m_flFallbackWear, 0.01f);
		}
		//Galil AR
		else if (WeaponID == GALIL_AR)
		{
			MemClass.writeMem<int>(WeapInt + offset.m_iItemIDLow, 1);
			MemClass.writeMem<int>(WeapInt + offset.m_nFallbackPaintKit, 428);
			MemClass.writeMem<int>(WeapInt + offset.m_nFallbackStatTrak, 1337);
			MemClass.writeMem<int>(WeapInt + offset.m_nFallbackSeed, 12);
			MemClass.writeMem<int>(WeapInt + offset.m_flFallbackWear, 0.01f);
		}
		//M4A4
		else if (WeaponID == M4A4)
		{
			MemClass.writeMem<int>(WeapInt + offset.m_iItemIDLow, 1);
			MemClass.writeMem<int>(WeapInt + offset.m_nFallbackPaintKit, 255);
			MemClass.writeMem<int>(WeapInt + offset.m_nFallbackStatTrak, 1337);
			MemClass.writeMem<int>(WeapInt + offset.m_nFallbackSeed, 12);
			MemClass.writeMem<int>(WeapInt + offset.m_flFallbackWear, 0.01f);
		}
		//MAC-10
		else if (WeaponID == MAC_10)
		{
			MemClass.writeMem<int>(WeapInt + offset.m_iItemIDLow, 1);
			MemClass.writeMem<int>(WeapInt + offset.m_nFallbackPaintKit, 433);
			MemClass.writeMem<int>(WeapInt + offset.m_nFallbackStatTrak, 1337);
			MemClass.writeMem<int>(WeapInt + offset.m_nFallbackSeed, 12);
			MemClass.writeMem<int>(WeapInt + offset.m_flFallbackWear, 0.01f);
		}
		//P90
		else if (WeaponID == P90)
		{
			MemClass.writeMem<int>(WeapInt + offset.m_iItemIDLow, 1);
			MemClass.writeMem<int>(WeapInt + offset.m_nFallbackPaintKit, 156);
			MemClass.writeMem<int>(WeapInt + offset.m_nFallbackStatTrak, 1337);
			MemClass.writeMem<int>(WeapInt + offset.m_nFallbackSeed, 12);
			MemClass.writeMem<int>(WeapInt + offset.m_flFallbackWear, 0.01f);

		}
		//MAG-7
		else if (WeaponID == MAG_7)
		{
			MemClass.writeMem<int>(WeapInt + offset.m_iItemIDLow, 1);
			MemClass.writeMem<int>(WeapInt + offset.m_nFallbackPaintKit, 431);
			MemClass.writeMem<int>(WeapInt + offset.m_nFallbackStatTrak, 1337);
			MemClass.writeMem<int>(WeapInt + offset.m_nFallbackSeed, 12);
			MemClass.writeMem<int>(WeapInt + offset.m_flFallbackWear, 0.01f);
		}
		//TEC-9
		else if (WeaponID == TEC_9)
		{
			MemClass.writeMem<int>(WeapInt + offset.m_iItemIDLow, 1);
			MemClass.writeMem<int>(WeapInt + offset.m_nFallbackPaintKit, 614);
			MemClass.writeMem<int>(WeapInt + offset.m_nFallbackStatTrak, 1337);
			MemClass.writeMem<int>(WeapInt + offset.m_nFallbackSeed, 12);
			MemClass.writeMem<int>(WeapInt + offset.m_flFallbackWear, 0.01f);
		}
		//Nova
		else if (WeaponID == NOVA)
		{
			MemClass.writeMem<int>(WeapInt + offset.m_iItemIDLow, 1);
			MemClass.writeMem<int>(WeapInt + offset.m_nFallbackPaintKit, 358);
			MemClass.writeMem<int>(WeapInt + offset.m_nFallbackStatTrak, 1337);
			MemClass.writeMem<int>(WeapInt + offset.m_nFallbackSeed, 12);
			MemClass.writeMem<int>(WeapInt + offset.m_flFallbackWear, 0.01f);
		}
		//P250
		else if (WeaponID == P250)
		{
			MemClass.writeMem<int>(WeapInt + offset.m_iItemIDLow, 1);
			MemClass.writeMem<int>(WeapInt + offset.m_nFallbackPaintKit, 464);
			MemClass.writeMem<int>(WeapInt + offset.m_nFallbackStatTrak, 1337);
			MemClass.writeMem<int>(WeapInt + offset.m_nFallbackSeed, 12);
			MemClass.writeMem<int>(WeapInt + offset.m_flFallbackWear, 0.01f);
		}
		//SSG 08
		else if (WeaponID == SSG_08)
		{
			MemClass.writeMem<int>(WeapInt + offset.m_iItemIDLow, 1);
			MemClass.writeMem<int>(WeapInt + offset.m_nFallbackPaintKit, 487);
			MemClass.writeMem<int>(WeapInt + offset.m_nFallbackStatTrak, 1337);
			MemClass.writeMem<int>(WeapInt + offset.m_nFallbackSeed, 12);
			MemClass.writeMem<int>(WeapInt + offset.m_flFallbackWear, 0.01f);
		}
		//USP-S
		else if (WeaponID == USP_S)
		{
			MemClass.writeMem<int>(WeapInt + offset.m_iItemIDLow, 1);
			MemClass.writeMem<int>(WeapInt + offset.m_nFallbackPaintKit, 653);
			MemClass.writeMem<int>(WeapInt + offset.m_nFallbackStatTrak, 1337);
			MemClass.writeMem<int>(WeapInt + offset.m_nFallbackSeed, 12);
			MemClass.writeMem<int>(WeapInt + offset.m_flFallbackWear, 0.01f);
		}
		//M4A1-S
		else if (WeaponID == M4A1_S)
		{
			MemClass.writeMem<int>(WeapInt + offset.m_iItemIDLow, 1);
			MemClass.writeMem<int>(WeapInt + offset.m_nFallbackPaintKit, 430);
			MemClass.writeMem<int>(WeapInt + offset.m_nFallbackStatTrak, 1337);
			MemClass.writeMem<int>(WeapInt + offset.m_nFallbackSeed, 12);
			MemClass.writeMem<int>(WeapInt + offset.m_flFallbackWear, 0.01f);
		}
		//CZ75
		else if (WeaponID == CZ75)
		{
			MemClass.writeMem<int>(WeapInt + offset.m_iItemIDLow, 1);
			MemClass.writeMem<int>(WeapInt + offset.m_nFallbackPaintKit, 270);
			MemClass.writeMem<int>(WeapInt + offset.m_nFallbackStatTrak, 1337);
			MemClass.writeMem<int>(WeapInt + offset.m_nFallbackSeed, 12);
			MemClass.writeMem<int>(WeapInt + offset.m_flFallbackWear, 0.01f);
		}
		//R8
		else if (WeaponID == R8)
		{
			MemClass.writeMem<int>(WeapInt + offset.m_iItemIDLow, 1);
			MemClass.writeMem<int>(WeapInt + offset.m_nFallbackPaintKit, 523);
			MemClass.writeMem<int>(WeapInt + offset.m_nFallbackStatTrak, 1337);
			MemClass.writeMem<int>(WeapInt + offset.m_nFallbackSeed, 12);
			MemClass.writeMem<int>(WeapInt + offset.m_flFallbackWear, 0.01f);
		}
		//P2000
		else if (WeaponID == P2000)
		{
			MemClass.writeMem<int>(WeapInt + offset.m_iItemIDLow, 1);
			MemClass.writeMem<int>(WeapInt + offset.m_nFallbackPaintKit, 275);
			MemClass.writeMem<int>(WeapInt + offset.m_nFallbackStatTrak, 1337);
			MemClass.writeMem<int>(WeapInt + offset.m_nFallbackSeed, 12);
			MemClass.writeMem<int>(WeapInt + offset.m_flFallbackWear, 0.01f);
		}
		//SCAR_20
		else if (WeaponID == SCAR_20)
		{
			MemClass.writeMem<int>(WeapInt + offset.m_iItemIDLow, 1);
			MemClass.writeMem<int>(WeapInt + offset.m_nFallbackPaintKit, 597);
			MemClass.writeMem<int>(WeapInt + offset.m_nFallbackStatTrak, 1337);
			MemClass.writeMem<int>(WeapInt + offset.m_nFallbackSeed, 12);
			MemClass.writeMem<int>(WeapInt + offset.m_flFallbackWear, 0.01f);
		}
		//G3SG1
		else if (WeaponID == G3SG1)
		{
			MemClass.writeMem<int>(WeapInt + offset.m_iItemIDLow, 1);
			MemClass.writeMem<int>(WeapInt + offset.m_nFallbackPaintKit, 465);
			MemClass.writeMem<int>(WeapInt + offset.m_nFallbackStatTrak, 1337);
			MemClass.writeMem<int>(WeapInt + offset.m_nFallbackSeed, 12);
			MemClass.writeMem<int>(WeapInt + offset.m_flFallbackWear, 0.01f);
		}
		if (GetAsyncKeyState(VK_F2) & 1)
		{
			DWORD _dwClientState = MemClass.readMem<DWORD>(val.gameClient + offset.dwClientState);
			MemClass.writeMem<int>(_dwClientState + 0x174, -1);
		}
	}
}

extern "C" __declspec(dllexport) BOOL WINAPI DllMain(HMODULE hDLL, DWORD dwReason, LPVOID lpvRe)
{

	switch (dwReason)
	{
	case DLL_PROCESS_ATTACH:
		DisableThreadLibraryCalls(hDLL);
		CreateThread(0, 0, (LPTHREAD_START_ROUTINE)Engine, 0, 0, 0);
		break;
	case DLL_PROCESS_DETACH:
		break;
	}

	return true;
}

enum WEAPON
{
	AK47 = 7,
	DEAGLE = 1,
	AWP = 9,
	DUAL_BARRETTAS = 2,
	FIVE_SEVEN = 3,
	GLOCK = 4,
	AUG = 8,
	FAMAS = 10,
	GALIL_AR = 13,
	M4A4 = 16,
	MAC_10 = 17,
	P90 = 19,
	MAG_7 = 27,
	TEC_9 = 30,
	NOVA = 35,
	P250 = 36,
	SSG_08 = 39,
	USP_S = 61,
	M4A1_S = 60,
	CZ75 = 63,
	R8 = 64,
	P2000 = 32,
	SCAR_20 = 38,
	G3SG1 = 11,
};

#include "MemMan.h"
#include "Windows.h"
#include <TlHelp32.h>

MemMan::MemMan()
{
	handle = NULL;
}

MemMan::~MemMan()
{
	CloseHandle(handle);
}

DWORD MemMan::getProcess(const char* proc)
{
	HANDLE hProcessId = CreateToolhelp32Snapshot(TH32CS_SNAPPROCESS, 0);
	DWORD process;
	PROCESSENTRY32 pEntry;
	pEntry.dwSize = sizeof(pEntry);

	do
	{
		if (!strcmp(pEntry.szExeFile, proc))
		{
			process = pEntry.th32ProcessID;
			CloseHandle(hProcessId);
			handle = OpenProcess(PROCESS_ALL_ACCESS, false, process);
		}

	} while (Process32Next(hProcessId, &pEntry));
	return process;
}

uintptr_t MemMan::getModule(DWORD procId, const char* modName)
{
	HANDLE hModule = CreateToolhelp32Snapshot(TH32CS_SNAPMODULE | TH32CS_SNAPMODULE32, procId);
	MODULEENTRY32 mEntry;
	mEntry.dwSize = sizeof(mEntry);

	do
	{
		if (!strcmp(mEntry.szModule, modName))
		{
			CloseHandle(hModule);
			return (DWORD)mEntry.hModule;
		}
	} while (Module32Next(hModule, &mEntry));
	return 0;
}

DWORD MemMan::getAddress(DWORD addr, std::vector<DWORD> vect)
{
	for (unsigned int i = 0; i < vect.size(); i++)
	{
		ReadProcessMemory(handle, (BYTE*)addr, &addr, sizeof(addr), 0);
		addr += vect[i];
	}
	return addr;
}

#pragma once
#include <Windows.h>
#include <vector>

class MemMan
{
public:
	MemMan();
	~MemMan();
	template <class val>
	val readMem(DWORD addr)
	{
		val x;
		ReadProcessMemory(handle, (LPBYTE*)addr, &x, sizeof(x), NULL);
		return x;
	}
	template <class val>
	val writeMem(DWORD addr, val x)
	{
		WriteProcessMemory(handle, (LPBYTE*)addr, &x, sizeof(x), NULL);
		return 0;
	}
	DWORD getProcess(const char*);
	uintptr_t getModule(DWORD, const char*);
	DWORD getAddress(DWORD, std::vector<DWORD>);
	HANDLE handle;
};