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HAPIH.cpp
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HAPIH.cpp
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#include "HAPIH.h"
HandleIH::~HandleIH() {
if(MainHandle) CloseHandle(MainHandle);
}
HandleIH::HandleIH() {
MainHandle = 0;
}
HandleIH::HandleIH(DWORD ProcessID) {
MainHandle = OpenProcess(PROCESS_VM_OPERATION | PROCESS_VM_WRITE | PROCESS_VM_READ | PROCESS_QUERY_INFORMATION | PROCESS_CREATE_THREAD, FALSE, ProcessID);
if (!MainHandle) status = GetLastError();
return;
}
HandleIH::HandleIH(HANDLE CustomHandle) {
if (CustomHandle) MainHandle = CustomHandle;
return;
}
HandleIH & HandleIH::operator=(DWORD ProcessID) {
if (MainHandle) CloseHandle(MainHandle);
MainHandle = OpenProcess(PROCESS_VM_OPERATION | PROCESS_VM_WRITE | PROCESS_VM_READ | PROCESS_QUERY_INFORMATION | PROCESS_CREATE_THREAD, FALSE, ProcessID);
if (!MainHandle) status = GetLastError();
return *this;
}
HandleIH & HandleIH::operator=(HANDLE CustomHandle) {
if (MainHandle == CustomHandle) return *this;
if (MainHandle) CloseHandle(MainHandle);
MainHandle = CustomHandle;
return *this;
}
const unsigned HandleIH::GetStatus() const {
return status;
}
HandleIH::operator HANDLE() const {
if (status) return 0;
else return MainHandle;
}
HandleIH::operator bool() const {
return static_cast<bool>(operator HANDLE());
}
void swap(PointerIH & First, PointerIH & Second) {
using std::swap;
swap(First.BaseAddr, Second.BaseAddr);
swap(First.Offsets, Second.Offsets);
swap(First.Addend, Second.Addend);
}
unsigned DJBHash(const std::vector<unsigned char> & vec){
unsigned Hash = 5381;
for (auto & c : vec) {
Hash = ((Hash << 5) + Hash) + c;
}
return Hash;
}
PointerIH & PointerIH::operator<<(std::size_t Off){
Offsets.push_back(static_cast<std::size_t>(Off));
return *this;
}
PointerIH & PointerIH::operator=(PointerIH rhs) {
swap(*this, rhs);
return *this;
}
PointerIH & PointerIH::operator=(PointerIH && rhs)
{
swap(*this, rhs);
return *this;
}
PointerIH::PointerIH(const PointerIH & rhs){
BaseAddr = rhs.BaseAddr;
Addend = rhs.Addend;
Offsets = rhs.Offsets;
}
PointerIH::PointerIH(PointerIH && rhs) {
PointerIH();
swap(*this, rhs);
}
PointerIH & PointerIH::operator+=(const size_t & rhs){
Addend += rhs;
return *this;
}
PointerIH & PointerIH::operator-=(const size_t & rhs){
Addend -= rhs;
return *this;
}
void HackIH::WriteLog(const std::string & Output) const{
if (LogStream) {
std::time_t time = std::time(0);
std::tm TimeStruct = { 0 };
if (localtime_s(&TimeStruct, &time) == 0) *LogStream << '[' << std::setw(2) << std::setfill('0') << std::to_string(TimeStruct.tm_hour) << ':' << std::setw(2) << std::setfill('0') << std::to_string(TimeStruct.tm_min) << ':' << std::setw(2) << std::setfill('0') << std::to_string(TimeStruct.tm_sec) << ']' << ' ' << Output << '\n';
else *LogStream << Output << '\n';
}
}
void HackIH::GetProcessesInfo() {
Processes.clear();
PROCESSENTRY32 pe32;
HandleIH hProcessSnap = CreateToolhelp32Snapshot(TH32CS_SNAPPROCESS, 0);
if (hProcessSnap == INVALID_HANDLE_VALUE) {
WriteLog("Failed to get process info, CreateToolhelp32Snapshot returned invalid handle with error: " + std::to_string(GetLastError()));
return;
}
pe32.dwSize = sizeof(PROCESSENTRY32);
if (!Process32First(hProcessSnap, &pe32)) {
WriteLog("Failed to get process info, Process32First returned invalid handle with error: " + std::to_string(GetLastError()));
return;
}
do {
Processes.push_back(std::make_tuple(pe32.th32ProcessID, pe32.szExeFile));
//std::cout << pe32.th32ProcessID <<"\t\t"<< pe32.szExeFile << std::endl;
} while (Process32Next(hProcessSnap, &pe32));
std::sort(Processes.begin(), Processes.end(), [](
std::tuple<unsigned /*ProcessID*/, std::string /*ProcName*/> a,
std::tuple<unsigned /*ProcessID*/, std::string /*ProcName*/> b
) {
return std::get<0>(a) < std::get<0>(b);
});
}
void HackIH::GetModulesInfo(DWORD PID) {
Modules.clear();
MODULEENTRY32 me32;
HandleIH hModuleSnap = CreateToolhelp32Snapshot(TH32CS_SNAPMODULE, PID);
if (hModuleSnap == INVALID_HANDLE_VALUE) {
WriteLog("Failed to get modules info, CreateToolHelp32Snapshot returned invalid handle with error: " + std::to_string(GetLastError()));
return;
}
me32.dwSize = sizeof(MODULEENTRY32);
if (!Module32First(hModuleSnap, &me32)) {
WriteLog("Failed to get modules info, Module32First returned invalid handle with error: " + std::to_string(GetLastError()));
return;
}
do {
Modules.push_back(std::make_tuple(me32.modBaseAddr, me32.modBaseSize, me32.szExePath));
} while (Module32Next(hModuleSnap, &me32));
std::sort(Modules.begin(), Modules.end(), [](
std::tuple<void* /*Address*/, std::size_t /*Size*/, std::string /*ProcName*/> a,
std::tuple<void* /*Address*/, std::size_t /*Size*/, std::string /*ProcName*/> b
) {
return std::get<0>(a) < std::get<0>(b);
});
}
HackIH::HackIH() {
GetProcessesInfo();
}
HackIH::~HackIH() {
}
void HackIH::WriteProcesses(std::ostream & out) const {
for (auto c : Processes) {
out << std::get<0>(c) << "\t\t" << std::get<1>(c) << std::endl;
}
}
void HackIH::WriteModules(std::ostream & out) const {
if (isBound) for (auto c : Modules) {
out << std::get<0>(c) << "\t" << std::get<1>(c) << "\t" << std::get<2>(c) << std::endl;
}
}
const std::string HackIH::GetProcessName(DWORD PID) const {
auto it = std::find_if(Processes.begin(), Processes.end(), [PID](
std::tuple<unsigned /*ProcessID*/,
std::string /*ProcName*/> x) {
return std::get<0>(x) == PID;
});
if (it == Processes.end()) {
WriteLog("Couldn't find process with process ID: " + std::to_string(PID));
return "";
}
else return std::get<1>(*it);
}
const DWORD HackIH::GetProcessPID(std::string ProcessName) const {
auto it = std::find_if(Processes.begin(), Processes.end(), [ProcessName](
std::tuple<unsigned /*ProcessID*/,
std::string /*ProcName*/> x) {
return std::get<1>(x) == ProcessName;
});
if (it == Processes.end()) {
WriteLog("Couldn't find process with process name: " + ProcessName);
return 0;
}
return std::get<0>(*it);
}
void HackIH::SetDebugOutput(std::ostream & OutputStream){
LogStream = &OutputStream;
}
void HackIH::DisableLog(){
LogStream = nullptr;
}
bool HackIH::bind(DWORD PID) {
GetModulesInfo(PID);
BaseAddress = GetModuleAddress(GetProcessName(PID));
if (!BaseAddress) {
isBound = 0;
WriteLog("Couldn't bind to process. (" + GetProcessName(PID) + ' ' + std::to_string(PID)+')');
GetProcessesInfo();
return 0;
}
ProcHandle = PID;
if (!ProcHandle) WriteLog("OpenProcess failed with error " + std::to_string(ProcHandle.GetStatus()));
else WriteLog("Bound successfully to process. (" + GetProcessName(PID) + ' ' + std::to_string(PID) + ')');
isBound = static_cast<bool>(ProcHandle);
if (isBound) ProcID = PID;
return isBound;
}
bool HackIH::bind(std::string ProcessName) {
return bind(GetProcessPID(ProcessName));
}
void* HackIH::GetModuleAddress(const std::string & ModuleName) const {
auto it = std::find_if(Modules.begin(), Modules.end(), [ModuleName](
std::tuple<void* /*Address*/, std::size_t /*Size*/, std::string /*ProcName*/> x
) {
auto n = std::get<2>(x).rfind('\\');
return ModuleName == std::get<2>(x).substr(n + 1);
});
if (it == Modules.end()) {
WriteLog("Couldn't find " + ModuleName + " module.");
return 0;
}
return std::get<0>(*it);
}
void * HackIH::GetPointerAddress(const PointerIH & Pointer) const{
if(!isBound) return nullptr;
std::size_t Addr = reinterpret_cast<std::size_t>(Pointer.GetBase());
if (Pointer.size()) Addr += Pointer[0];
for (int i = 1; i < Pointer.size(); i++) {
std::size_t ReadAddr = Addr;
if (!ReadProcessMemory(ProcHandle, reinterpret_cast<void*>(Addr), &ReadAddr, sizeof(std::size_t), 0)) {
std::stringstream stream;
stream << "0x" << reinterpret_cast<void*>(Addr);
WriteLog("Failed reading memory (Error: "+std::to_string(GetLastError())+") at address: " + stream.str());
return nullptr;
}
Addr = ReadAddr;
Addr += Pointer[i];
}
Addr += Pointer.GetAddend();
std::stringstream stream;
stream << "0x" << reinterpret_cast<void*>(Addr);
WriteLog("Pointer Read successfully, final address: " + stream.str());
return reinterpret_cast<void*>(Addr);
}
std::string HackIH::GetPointerOffset(const PointerIH & Pointer) const
{
if (!isBound) return std::string();
auto Addr = GetPointerAddress(Pointer);
if (!Addr) return std::string();
for (auto & M : Modules) {
if (Addr >= (std::get<0>(M)) && reinterpret_cast<std::size_t>(Addr) < (reinterpret_cast<std::size_t>(std::get<0>(M)) + std::get<1>(M))) {
auto n = std::get<2>(M).rfind('\\');
;
std::stringstream stream;
stream << std::get<2>(M).substr(n + 1);
stream << " + 0x";
stream << std::setw(8) << std::setfill('0') << std::hex << reinterpret_cast<std::size_t>(std::get<0>(M)) - reinterpret_cast<std::size_t>(Addr);
return stream.str();
}
}
return std::string();
}
bool HackIH::WriteRaw(const PointerIH & Pointer, const void * Buffer, std::size_t BufSize) const{
auto Addr = GetPointerAddress(Pointer);
if (!Addr) return false;
std::stringstream stream;
stream << "0x" << Addr;
if (!WriteProcessMemory(ProcHandle, Addr, Buffer, BufSize, 0)) {
WriteLog("Error in writing memory (Error code: " + std::to_string(GetLastError()) + ") on Address: " + stream.str());
return false;
}
WriteLog("Successfull memory writing on Address: " + stream.str());
return true;
}
bool HackIH::ReadRaw(const PointerIH & Pointer, void * OutBuffer, std::size_t ReadSize) const{
auto Addr = GetPointerAddress(Pointer);
if (!Addr) return false;
std::stringstream stream;
stream << "0x" << Addr;
if (!ReadProcessMemory(ProcHandle, Addr, OutBuffer, ReadSize, 0)) {
WriteLog("Error in reading memory (Error code: " + std::to_string(GetLastError()) + ") on Address: " + stream.str());
return false;
}
WriteLog("Successfull memory reading on Address: " + stream.str());
return true;
}
void* HackIH::AllocateRaw(std::size_t Size,DWORD Protection) const {
auto Addr = VirtualAllocEx(ProcHandle, nullptr, Size, MEM_COMMIT | MEM_RESERVE, Protection);
if (!Addr) WriteLog("Error in allocating new memory, error No: " + std::to_string(GetLastError()));
return Addr;
}
HANDLE HackIH::CreateThread(const PointerIH & Pointer,void* Parameter,bool Suspended) const {
auto Addr = GetPointerAddress(Pointer);
if (!Addr) return nullptr;
HANDLE Handle = CreateRemoteThread(ProcHandle, NULL, NULL, static_cast<LPTHREAD_START_ROUTINE>(Addr), Parameter, Suspended?CREATE_SUSPENDED:0, NULL);
if(!Handle) WriteLog("Error in creating new thread, error No: "+std::to_string(GetLastError()));
std::stringstream stream;
stream << "0x" << Addr;
WriteLog("Thread Started at address: " + stream.str());
return Handle;
}
bool HackIH::WriteBytes(const PointerIH & Pointer, const std::string & str) const {
return WriteRaw(Pointer, str.c_str(), str.size());
}
bool HackIH::WriteBytes(const PointerIH & Pointer, const std::vector<unsigned char> & Vec) const {
return WriteRaw(Pointer, Vec.data(), Vec.size());
}
std::vector<unsigned char> HackIH::ReadBytes(const PointerIH & Pointer, std::size_t ReadSize) const {
std::vector<unsigned char> Vec(ReadSize);
if (!ReadRaw(Pointer, Vec.data(), ReadSize)) return std::vector<unsigned char>();
else return Vec;
}
void * HackIH::AllocateString(const std::string & str) const {
auto Addr = AllocateRaw(str.size(),PAGE_READWRITE);
if (!Addr) return nullptr;
if (!WriteBytes(Addr, str)) return nullptr;
return Addr;
}
bool HackIH::DllInject(const std::string & FileName,bool UnloadAfterInjection) {
if (!isBound) return false;
auto FilePtr = AllocateString(FileName);
if (!FilePtr) return false;
HandleIH Thread = CreateThread(reinterpret_cast<void*>(LoadLibraryA), FilePtr,1);
if (!Thread) return false;
if (ResumeThread(Thread) == -1) {
WriteLog("Couldn't resume thread, Error: "+ std::to_string(GetLastError()));
return false;
}
GetModulesInfo(ProcID);
auto n = FileName.rfind('\\');
auto InjectedAddr = GetModuleAddress(FileName.substr(n + 1));
if (!InjectedAddr) {
WriteLog("DLL isn't loaded inside process (It could have unloaded itself, unlikely)");
return false;
}
if (!UnloadAfterInjection) return true;
auto WaitCode = WaitForSingleObject(Thread, INFINITE);
bool Finished = 0;
DWORD ThreadStatus = 0;
switch (WaitCode) {
case 0x80:
WriteLog("Wait Abandoned for thread.");
return false;
case 0x0:
WriteLog("Thread finished Injector routine.");
if (!GetExitCodeThread(Thread, &ThreadStatus)) WriteLog("Couldn't get status of the thread, improbable error, possibly the injection has succedeed?");
WriteLog("DLL Injection exited with code: " + std::to_string(ThreadStatus));
Finished = 1;
break;
case 0x102:
WriteLog("Wait routine has timed out, still running, can't unload DLL.");
break;
case 0xFFFFFFFF:
WriteLog("The function has failed, Error: "+std::to_string(GetLastError()));
return false;
}
if (!Finished) return true;
return DllEject(FileName);
}
bool HackIH::DllEject(const std::string & FileName){
GetModulesInfo(ProcID);
auto n = FileName.rfind('\\');
auto InjectedAddr = GetModuleAddress(FileName.substr(n + 1));
HandleIH Thread = CreateThread(reinterpret_cast<void*>(FreeLibrary), InjectedAddr, 1);
if (!Thread) return false;
if (ResumeThread(Thread) == -1) {
WriteLog("Couldn't resume thread, Error: " + std::to_string(GetLastError()));
return false;
}
WriteLog("DLL Unloaded");
return true;
}