areena.cpp

#include <iostream>
#include <Windows.h>
#include <TlHelp32.h>

using namespace std;

uintptr_t GetModuleBaseAddress(DWORD procId, const wchar_t* modName);
void quit(const string& message);

int main() {
	HWND hwnd = FindWindowA(NULL, "Areena 5 v1.21");

	if (hwnd == NULL) {
		quit("Could not find window.");
	}

	cout << "Window found." << endl;
	
	DWORD procID;
	GetWindowThreadProcessId(hwnd, &procID);

	if (procID == NULL) {
		quit("Could not find process.");
	}
	
	cout << "Process opened." << endl << endl;

	HANDLE hProcess = OpenProcess(PROCESS_ALL_ACCESS, NULL, procID);
	uintptr_t moduleBase = GetModuleBaseAddress(procID, L"Areena 5.exe");
	uintptr_t dynamicPtrBaseAddr = moduleBase + 0x001CC424;

	cout << "moduleBase = " << "0x" << hex << moduleBase << endl;
	cout << "dynamicPtrBaseAddr = " << "0x" << hex << dynamicPtrBaseAddr << endl;

	uintptr_t offset = 0xDE4;
	uintptr_t moneyAddress = dynamicPtrBaseAddr + offset;

	cout << "MoneyAddress       = " << "0x" << hex << moneyAddress << endl;

	// Read from memory
	int moneyValue = 0;
	ReadProcessMemory(hProcess, (BYTE*)moneyAddress, &moneyValue, sizeof(moneyValue), nullptr);
	
	cout << endl << "Money: " << dec << moneyValue << endl;

	// Write to memory
	/*
	int newMoney = 6969;

	if (WriteProcessMemory(hProcess, (BYTE*)moneyAddress, &newMoney, sizeof(newMoney), nullptr)) {
		cout << "Success :D" << endl;
	}
	else {
		cout << "Fuck it failed" << endl;
	}
	*/

	getchar();
}

uintptr_t GetModuleBaseAddress(DWORD procId, const wchar_t* modName)
{
	uintptr_t modBaseAddr = 0;
	HANDLE hSnap = CreateToolhelp32Snapshot(TH32CS_SNAPMODULE | TH32CS_SNAPMODULE32, procId);
	if (hSnap != INVALID_HANDLE_VALUE)
	{
		MODULEENTRY32 modEntry;
		modEntry.dwSize = sizeof(modEntry);
		if (Module32First(hSnap, &modEntry))
		{
			do
			{
				if (!_wcsicmp(modEntry.szModule, modName))
				{
					modBaseAddr = (uintptr_t)modEntry.modBaseAddr;
					break;
				}
			} while (Module32Next(hSnap, &modEntry));
		}
	}
	CloseHandle(hSnap);
	return modBaseAddr;
}

void quit(const string& message) {
	cout << message << endl;
	getchar();
}