Generate guid through hardware identifiers

This commit is contained in:
momo5502 2022-11-21 20:45:04 +01:00
parent 2dad3b4851
commit c4987fc871
3 changed files with 116 additions and 2 deletions

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@ -0,0 +1,107 @@
#include <std_include.hpp>
#include "loader/component_loader.hpp"
#include "auth.hpp"
#include <game/game.hpp>
#include <utils/hook.hpp>
#include <utils/string.hpp>
#include <utils/smbios.hpp>
#include <utils/cryptography.hpp>
namespace auth
{
namespace
{
std::string get_hdd_serial()
{
DWORD serial{};
if (!GetVolumeInformationA("C:\\", nullptr, 0, &serial, nullptr, nullptr, nullptr, 0))
{
return {};
}
return utils::string::va("%08X", serial);
}
std::string get_hw_profile_guid()
{
HW_PROFILE_INFO info;
if (!GetCurrentHwProfileA(&info))
{
return {};
}
return std::string{info.szHwProfileGuid, sizeof(info.szHwProfileGuid)};
}
std::string get_protected_data()
{
std::string input = "momo5502-boiii-auth";
DATA_BLOB data_in{}, data_out{};
data_in.pbData = reinterpret_cast<uint8_t*>(input.data());
data_in.cbData = static_cast<DWORD>(input.size());
if (CryptProtectData(&data_in, nullptr, nullptr, nullptr, nullptr, CRYPTPROTECT_LOCAL_MACHINE,
&data_out) != TRUE)
{
return {};
}
const auto size = std::min(data_out.cbData, 52ul);
std::string result{reinterpret_cast<char*>(data_out.pbData), size};
LocalFree(data_out.pbData);
return result;
}
std::string get_key_entropy()
{
std::string entropy{};
entropy.append(utils::smbios::get_uuid());
entropy.append(get_hw_profile_guid());
entropy.append(get_protected_data());
entropy.append(get_hdd_serial());
if (entropy.empty())
{
entropy.resize(32);
utils::cryptography::random::get_data(entropy.data(), entropy.size());
}
return entropy;
}
utils::cryptography::ecc::key& get_key()
{
static auto key = utils::cryptography::ecc::generate_key(512, get_key_entropy());
return key;
}
}
uint64_t get_guid()
{
/*if (game::environment::is_dedi())
{
return 0x110000100000000 | (::utils::cryptography::random::get_integer() & ~0x80000000);
}*/
return get_key().get_hash();
}
class component final : public component_interface
{
public:
void post_unpack() override
{
// Patch steam id bit check
utils::hook::jump(0x141E19D7D_g, 0x141E19DCB_g);
utils::hook::jump(0x141EB2D06_g, 0x141EB2D46_g);
utils::hook::jump(0x141EB2E3D_g, 0x141EB2E82_g);
utils::hook::jump(0x141EB3CC5_g, 0x141EB3D06_g);
}
};
}
REGISTER_COMPONENT(auth::component)

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@ -0,0 +1,6 @@
#pragma once
namespace auth
{
uint64_t get_guid();
}

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@ -1,5 +1,7 @@
#include <std_include.hpp> #include <std_include.hpp>
#include "../steam.hpp" #include "../steam.hpp"
#include "../../component/auth.hpp"
namespace steam namespace steam
@ -11,7 +13,7 @@ namespace steam
steam_id generate_steam_id() steam_id generate_steam_id()
{ {
steam_id id{}; steam_id id{};
id.bits = 76561197960287930; id.bits = auth::get_guid();
return id; return id;
} }
} }
@ -86,7 +88,6 @@ namespace steam
unsigned int user::GetAuthSessionTicket(void* pTicket, int cbMaxTicket, unsigned int* pcbTicket) unsigned int user::GetAuthSessionTicket(void* pTicket, int cbMaxTicket, unsigned int* pcbTicket)
{ {
static uint32_t ticket = 0; static uint32_t ticket = 0;
*pcbTicket = 1; *pcbTicket = 1;