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Merge pull request #54 from Artikash/extract_strings

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Extract strings
This commit is contained in:
Akash Mozumdar 2018-11-04 04:16:04 -05:00 committed by GitHub
commit ff44cc5f0c
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GPG Key ID: 4AEE18F83AFDEB23
10 changed files with 90 additions and 66 deletions
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4
GUI/extenwindow.cpp
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@ -1,6 +1,6 @@
#include "extenwindow.h"
#include "ui_extenwindow.h"
#include "defs.h"
#include "text.h"
#include "types.h"
#include <QFileDialog>
#include <QMimeData>
@ -142,7 +142,7 @@ void ExtenWindow::dropEvent(QDropEvent* event)
void ExtenWindow::on_addButton_clicked()
{
Add(QFileDialog::getOpenFileName(this, "Select Extension", "C:\\", "Extensions (*.dll)"));
Add(QFileDialog::getOpenFileName(this, SELECT_EXTENSION, "C:\\", EXTENSIONS));
}
void ExtenWindow::on_rmvButton_clicked()

3
GUI/extenwindow.h
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@ -2,6 +2,7 @@
#define EXTENSIONS_H
#include "qtcommon.h"
#include "defs.h"
#include <shared_mutex>
#include <QListWidget>
#include <QDragEnterEvent>
@ -34,7 +35,7 @@ private:
void dropEvent(QDropEvent* event);
Ui::ExtenWindow* ui;
QFile extenSaveFile = QFile("Extensions.txt");
QFile extenSaveFile = QFile(EXTEN_SAVE_FILE);
QListWidget* extenList;
};

26
GUI/host/host.cc
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@ -5,6 +5,7 @@
#include "host.h"
#include "const.h"
#include "defs.h"
#include "text.h"
#include "../vnrhook/hijack/texthook.h"
namespace
@ -59,7 +60,7 @@ namespace
LOCK(hostMutex);
if (textThreadsByParams[tp] == nullptr)
{
if (textThreadsByParams.size() > MAX_THREAD_COUNT) return Host::AddConsoleOutput(L"too many text threads: can't create more");
if (textThreadsByParams.size() > MAX_THREAD_COUNT) return Host::AddConsoleOutput(TOO_MANY_THREADS);
OnCreate(textThreadsByParams[tp] = std::make_shared<TextThread>(tp, Host::GetHookParam(tp), Host::GetHookName(tp)));
}
textThreadsByParams[tp]->Push(text, len);
@ -91,7 +92,7 @@ namespace
RemoveThreads([&](ThreadParam tp) { return tp.pid == processId; });
}
void StartPipe()
void CreatePipe()
{
std::thread([]
{
@ -108,15 +109,11 @@ namespace
ReadFile(hookPipe, &processId, sizeof(processId), &bytesRead, nullptr);
RegisterProcess(processId, hostPipe);
// jichi 9/27/2013: why recursion?
// Artikash 5/20/2018: Easy way to create a new pipe for another process
StartPipe();
CreatePipe();
while (ReadFile(hookPipe, buffer, PIPE_BUFFER_SIZE, &bytesRead, nullptr))
switch (*(int*)buffer)
{
//case HOST_NOTIFICATION_NEWHOOK: // Artikash 7/18/2018: Useless for now, but could be used to implement smth later
//break;
case HOST_NOTIFICATION_RMVHOOK:
{
auto info = *(HookRemovedNotif*)buffer;
@ -139,9 +136,9 @@ namespace
break;
}
UnregisterProcess(processId);
DisconnectNamedPipe(hookPipe);
DisconnectNamedPipe(hostPipe);
UnregisterProcess(processId);
CloseHandle(hookPipe);
CloseHandle(hostPipe);
}).detach();
@ -151,7 +148,6 @@ namespace
{
std::thread([]
{
std::wstring last;
while (true)
{
Sleep(50);
@ -161,8 +157,8 @@ namespace
{
if (wchar_t* clipboardData = (wchar_t*)GlobalLock(clipboardHandle))
{
if (last != clipboardData)
Host::GetThread(CLIPBOARD)->AddSentence(last = clipboardData);
static std::wstring last;
if (last != clipboardData) Host::GetThread(CLIPBOARD)->AddSentence(last = clipboardData);
GlobalUnlock(clipboardHandle);
}
}
@ -182,7 +178,7 @@ namespace Host
OnCreate(textThreadsByParams[CONSOLE] = std::make_shared<TextThread>(CONSOLE, HookParam{}, L"Console"));
OnCreate(textThreadsByParams[CLIPBOARD] = std::make_shared<TextThread>(CLIPBOARD, HookParam{}, L"Clipboard"));
StartCapturingClipboard();
StartPipe();
CreatePipe();
}
void Close()
@ -202,7 +198,7 @@ namespace Host
CloseHandle(CreateMutexW(nullptr, FALSE, (ITH_HOOKMAN_MUTEX_ + std::to_wstring(processId)).c_str()));
if (GetLastError() == ERROR_ALREADY_EXISTS)
{
AddConsoleOutput(L"already injected");
AddConsoleOutput(ALREADY_INJECTED);
return false;
}
@ -218,7 +214,7 @@ namespace Host
IsWow64Process(processHandle, &invalidProcess);
if (invalidProcess)
{
AddConsoleOutput(L"architecture mismatch: try 32 bit Textractor instead");
AddConsoleOutput(ARCHITECTURE_MISMATCH);
CloseHandle(processHandle);
return false;
}
@ -239,7 +235,7 @@ namespace Host
}
}
AddConsoleOutput(L"couldn't inject dll");
AddConsoleOutput(INJECT_FAILED);
return false;
}

4
GUI/host/host.h
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@ -30,8 +30,8 @@ namespace Host
void AddConsoleOutput(std::wstring text);
}
inline UINT DEFAULT_CODEPAGE = SHIFT_JIS;
inline std::wstring StringToWideString(const std::string& text, UINT encoding = DEFAULT_CODEPAGE)
inline UINT CURRENT_CODEPAGE = SHIFT_JIS;
inline std::wstring StringToWideString(const std::string& text, UINT encoding = CURRENT_CODEPAGE)
{
std::wstring ret(text.size() + 1, 0);
ret.resize(MultiByteToWideChar(encoding, 0, text.c_str(), -1, ret.data(), ret.capacity()) - 1);

2
GUI/host/textthread.cc
View File

@ -38,7 +38,7 @@ void TextThread::Push(const BYTE* data, int len)
LOCK(threadMutex);
buffer += hp.type & USING_UNICODE
? std::wstring((wchar_t*)data, len / 2)
: StringToWideString(std::string((char*)data, len), hp.codepage != 0 ? hp.codepage : DEFAULT_CODEPAGE);
: StringToWideString(std::string((char*)data, len), hp.codepage != 0 ? hp.codepage : CURRENT_CODEPAGE);
if (std::all_of(buffer.begin(), buffer.end(), [&](wchar_t c) { return repeatingChars.count(c) > 0; })) buffer.clear();
lastPushTime = GetTickCount();
}

48
GUI/mainwindow.cpp
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@ -1,6 +1,6 @@
#include "mainwindow.h"
#include "ui_mainwindow.h"
#include "defs.h"
#include "text.h"
#include "extenwindow.h"
#include "misc.h"
#include <QInputDialog>
@ -16,11 +16,11 @@ MainWindow::MainWindow(QWidget *parent) :
ttCombo = findChild<QComboBox*>("ttCombo");
textOutput = findChild<QPlainTextEdit*>("textOutput");
if (settings.contains("Window")) this->setGeometry(settings.value("Window").toRect());
if (settings.contains(WINDOW)) this->setGeometry(settings.value(WINDOW).toRect());
// TODO: add GUI for changing these
if (settings.contains("Default_Codepage")) DEFAULT_CODEPAGE = settings.value("Default_Codepage").toInt();
if (settings.contains("Flush_Delay")) TextThread::flushDelay = settings.value("Flush_Delay").toInt();
if (settings.contains("Max_Buffer_Size")) TextThread::maxBufferSize = settings.value("Max_Buffer_Size").toInt();
if (settings.contains(DEFAULT_CODEPAGE)) CURRENT_CODEPAGE = settings.value(DEFAULT_CODEPAGE).toInt();
if (settings.contains(FLUSH_DELAY)) TextThread::flushDelay = settings.value(FLUSH_DELAY).toInt();
if (settings.contains(MAX_BUFFER_SIZE)) TextThread::maxBufferSize = settings.value(MAX_BUFFER_SIZE).toInt();
qRegisterMetaType<std::shared_ptr<TextThread>>();
@ -37,15 +37,15 @@ MainWindow::MainWindow(QWidget *parent) :
[&](std::shared_ptr<TextThread> thread) { emit SigRemoveThread(thread); },
[&](TextThread* thread, std::wstring& output) { return ProcessThreadOutput(thread, output); }
);
Host::AddConsoleOutput(L"Textractor beta v3.4.0 by Artikash\r\nSource code and more information available under GPLv3 at https://github.com/Artikash/Textractor");
Host::AddConsoleOutput(ABOUT);
}
MainWindow::~MainWindow()
{
settings.setValue("Window", this->geometry());
settings.setValue("Default_Codepage", DEFAULT_CODEPAGE);
settings.setValue("Flush_Delay", TextThread::flushDelay);
settings.setValue("Max_Buffer_Size", TextThread::maxBufferSize);
settings.setValue(WINDOW, this->geometry());
settings.setValue(DEFAULT_CODEPAGE, CURRENT_CODEPAGE);
settings.setValue(FLUSH_DELAY, TextThread::flushDelay);
settings.setValue(MAX_BUFFER_SIZE, TextThread::maxBufferSize);
settings.sync();
delete ui;
@ -60,7 +60,7 @@ void MainWindow::closeEvent(QCloseEvent*)
void MainWindow::AddProcess(unsigned processId)
{
processCombo->addItem(QString::number(processId, 16).toUpper() + ": " + GetModuleName(processId));
QFile file("SavedHooks.txt");
QFile file(HOOK_SAVE_FILE);
file.open(QIODevice::ReadOnly);
QString processName = GetFullModuleName(processId);
QStringList allProcesses = QString(file.readAll()).split("\r", QString::SkipEmptyParts);
@ -175,18 +175,14 @@ QVector<HookParam> MainWindow::GetAllHooks(DWORD processId)
void MainWindow::on_attachButton_clicked()
{
QMultiHash<QString, DWORD> allProcesses = GetAllProcesses();
auto allProcesses = GetAllProcesses();
QStringList processList(allProcesses.uniqueKeys());
processList.sort(Qt::CaseInsensitive);
bool ok;
QString process = QInputDialog::getItem(this, "Select Process",
"If you don't see the process you want to inject, try running with admin rights\r\nYou can also type in the process id",
processList, 0, true, &ok);
bool injected = false;
QString process = QInputDialog::getItem(this, SELECT_PROCESS, INJECT_INFO, processList, 0, true, &ok);
if (!ok) return;
if (process.toInt(nullptr, 0)) injected |= Host::InjectProcess(process.toInt(nullptr, 0));
else for (auto processId : allProcesses.values(process)) injected |= Host::InjectProcess(processId);
if (!injected) Host::AddConsoleOutput(L"failed to inject");
if (process.toInt(nullptr, 0)) Host::InjectProcess(process.toInt(nullptr, 0));
else for (auto processId : allProcesses.values(process)) Host::InjectProcess(processId);
}
void MainWindow::on_detachButton_clicked()
@ -197,16 +193,16 @@ void MainWindow::on_detachButton_clicked()
void MainWindow::on_hookButton_clicked()
{
bool ok;
QString hookCode = QInputDialog::getText(this, "Add Hook", CodeInfoDump, QLineEdit::Normal, "", &ok);
QString hookCode = QInputDialog::getText(this, ADD_HOOK, CODE_INFODUMP, QLineEdit::Normal, "", &ok);
if (!ok) return;
if (auto hp = ParseCode(hookCode)) Host::InsertHook(GetSelectedProcessId(), hp.value());
else Host::AddConsoleOutput(L"invalid code");
else Host::AddConsoleOutput(INVALID_CODE);
}
void MainWindow::on_unhookButton_clicked()
{
QVector<HookParam> hooks = GetAllHooks(GetSelectedProcessId());
if (hooks.empty()) return Host::AddConsoleOutput(L"no hooks detected");
auto hooks = GetAllHooks(GetSelectedProcessId());
if (hooks.empty()) return Host::AddConsoleOutput(NO_HOOKS);
QStringList hookList;
for (auto hook : hooks)
hookList.push_back(
@ -215,18 +211,18 @@ void MainWindow::on_unhookButton_clicked()
GenerateCode(hook, GetSelectedProcessId())
);
bool ok;
QString hook = QInputDialog::getItem(this, "Unhook", "Which hook to remove?", hookList, 0, false, &ok);
QString hook = QInputDialog::getItem(this, UNHOOK, REMOVE_HOOK, hookList, 0, false, &ok);
if (ok) Host::RemoveHook(GetSelectedProcessId(), hooks.at(hookList.indexOf(hook)).insertion_address);
}
void MainWindow::on_saveButton_clicked()
{
QVector<HookParam> hooks = GetAllHooks(GetSelectedProcessId());
auto hooks = GetAllHooks(GetSelectedProcessId());
QString hookList = GetFullModuleName(GetSelectedProcessId());
for (auto hook : hooks)
if (!(hook.type & HOOK_ENGINE))
hookList += " , " + GenerateCode(hook, GetSelectedProcessId());
QFile file("SavedHooks.txt");
QFile file(HOOK_SAVE_FILE);
file.open(QIODevice::Append);
file.write((hookList + "\r\n").toUtf8());
}

3
GUI/mainwindow.h
View File

@ -3,6 +3,7 @@
#include "qtcommon.h"
#include "host/host.h"
#include "defs.h"
#include <QPlainTextEdit>
#include <QComboBox>
#include <QSettings>
@ -53,7 +54,7 @@ private:
void closeEvent(QCloseEvent*);
Ui::MainWindow* ui;
QSettings settings = QSettings("Textractor.ini", QSettings::IniFormat);
QSettings settings = QSettings(CONFIG_FILE, QSettings::IniFormat);
QComboBox* processCombo;
QComboBox* ttCombo;
QPlainTextEdit* textOutput;

13
GUI/misc.h
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@ -10,17 +10,4 @@ QMultiHash<QString, DWORD> GetAllProcesses();
std::optional<HookParam> ParseCode(QString HCode);
QString GenerateCode(HookParam hp, DWORD processId);
static QString CodeInfoDump =
"Enter hook code\r\n\
/H{A|B|W|S|Q|V}[N][codepage#]data_offset[*deref_offset1][:split_offset[*deref_offset2]]@addr[:module[:func]]\r\n\
OR\r\n\
Enter read code\r\n\
/R{S|Q|V}[codepage#][*deref_offset|0]@addr\r\n\
All numbers except codepage in hexadecimal\r\n\
A/B: Shift-JIS char little/big endian\r\n\
W: UTF-16 char\r\n\
S/Q/V: Shift-JIS/UTF-16/UTF-8 string\r\n\
Negatives for data_offset/sub_offset refer to registers\r\n\
-4 for EAX, -8 for ECX, -C for EDX, -10 for EBX, -14 for ESP, -18 for EBP, -1C for ESI, -20 for EDI\r\n\
* means dereference pointer+deref_offset";
#endif // MISC_H

23
include/defs.h
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@ -3,19 +3,32 @@
// vnrhook/defs.h
// 8/23/2013 jichi
#define ITH_DLL L"vnrhook"
constexpr auto ITH_DLL = L"vnrhook";
// Pipes
#define HOOK_PIPE L"\\\\.\\pipe\\TEXTRACTOR_HOOK"
#define HOST_PIPE L"\\\\.\\pipe\\TEXTRACTOR_HOST"
constexpr auto HOOK_PIPE = L"\\\\.\\pipe\\TEXTRACTOR_HOOK";
constexpr auto HOST_PIPE = L"\\\\.\\pipe\\TEXTRACTOR_HOST";
// Sections
#define ITH_SECTION_ L"VNR_SECTION_" // _%d
constexpr auto ITH_SECTION_ = L"VNR_SECTION_"; // _%d
// Mutex
#define ITH_HOOKMAN_MUTEX_ L"VNR_HOOKMAN_" // ITH_HOOKMAN_%d
constexpr auto ITH_HOOKMAN_MUTEX_ = L"VNR_HOOKMAN_"; // ITH_HOOKMAN_%d
// Files
constexpr auto CONFIG_FILE = u8"Textractor.ini";
constexpr auto HOOK_SAVE_FILE = u8"SavedHooks.txt";
constexpr auto EXTEN_SAVE_FILE = u8"Extensions.txt";
// Settings
constexpr auto WINDOW = u8"Window";
constexpr auto DEFAULT_CODEPAGE = u8"Default_Codepage";
constexpr auto FLUSH_DELAY = u8"Flush_Delay";
constexpr auto MAX_BUFFER_SIZE = u8"Max_Buffer_Size";
// EOF

30
include/text.h Normal file
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@ -0,0 +1,30 @@
#pragma once
constexpr auto SELECT_PROCESS = u8"Select Process";
constexpr auto INJECT_INFO = u8"If you don't see the process you want to inject, try running with admin rights\r\n"
"You can also type in the process id";
constexpr auto ADD_HOOK = u8"Add hook";
constexpr auto CODE_INFODUMP = u8"Enter hook code\r\n"
"/H{A|B|W|S|Q|V}[N][codepage#]data_offset[*deref_offset1][:split_offset[*deref_offset2]]@addr[:module[:func]]\r\n"
"OR\r\n"
"Enter read code\r\n"
"/R{S|Q|V}[codepage#][*deref_offset|0]@addr\r\n"
"All numbers except codepage in hexadecimal\r\n"
"A/B: Shift-JIS char little/big endian\r\n"
"W: UTF-16 char\r\n"
"S/Q/V: Shift-JIS/UTF-16/UTF-8 string\r\n"
"Negatives for data_offset/sub_offset refer to registers\r\n"
"-4 for EAX, -8 for ECX, -C for EDX, -10 for EBX, -14 for ESP, -18 for EBP, -1C for ESI, -20 for EDI\r\n"
"* means dereference pointer+deref_offset";
constexpr auto UNHOOK = u8"Unhook";
constexpr auto REMOVE_HOOK = u8"Which hook to remove?";
constexpr auto SELECT_EXTENSION = u8"Select Extension";
constexpr auto EXTENSIONS = u8"Extensions (*.dll)";
constexpr auto ABOUT = L"Textractor beta v3.4.0 by Artikash\r\n"
"Source code and more information available under GPLv3 at https://github.com/Artikash/Textractor";
constexpr auto TOO_MANY_THREADS = L"Textractor: ERROR: too many text threads: can't create more";
constexpr auto ALREADY_INJECTED = L"Textractor: ERROR: already injected";
constexpr auto ARCHITECTURE_MISMATCH = L"Textractor: ERROR: architecture mismatch: try 32 bit Textractor instead";
constexpr auto INJECT_FAILED = L"Textractor: ERROR: couldn't inject";
constexpr auto INVALID_CODE = L"Textractor: invalid code";
constexpr auto NO_HOOKS = L"Textractor: no hooks detected";