shell1dlg.cpp

原理：对Pe文件的.data节

// Shell1Dlg.cpp : implementation file
//

#include "stdafx.h"
#include "Shell1.h"
#include "Shell1Dlg.h"

#ifdef _DEBUG
#define new DEBUG_NEW
#undef THIS_FILE
static char THIS_FILE[] = __FILE__;
#endif

/////////////////////////////////////////////////////////////////////////////
// CAboutDlg dialog used for App About

class CAboutDlg : public CDialog
{
public:
	CAboutDlg();

// Dialog Data
	//{{AFX_DATA(CAboutDlg)
	enum { IDD = IDD_ABOUTBOX };
	//}}AFX_DATA

	// ClassWizard generated virtual function overrides
	//{{AFX_VIRTUAL(CAboutDlg)
	protected:
	virtual void DoDataExchange(CDataExchange* pDX);    // DDX/DDV support
	//}}AFX_VIRTUAL

// Implementation
protected:
	//{{AFX_MSG(CAboutDlg)
	//}}AFX_MSG
	DECLARE_MESSAGE_MAP()
};

CAboutDlg::CAboutDlg() : CDialog(CAboutDlg::IDD)
{
	//{{AFX_DATA_INIT(CAboutDlg)
	//}}AFX_DATA_INIT
}

void CAboutDlg::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(CAboutDlg)
	//}}AFX_DATA_MAP
}

BEGIN_MESSAGE_MAP(CAboutDlg, CDialog)
	//{{AFX_MSG_MAP(CAboutDlg)
		// No message handlers
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CShell1Dlg dialog

CShell1Dlg::CShell1Dlg(CWnd* pParent /*=NULL*/)
	: CDialog(CShell1Dlg::IDD, pParent)
{
	//{{AFX_DATA_INIT(CShell1Dlg)
	m_szOpenFileName = _T("");
	//}}AFX_DATA_INIT
	// Note that LoadIcon does not require a subsequent DestroyIcon in Win32
	m_hIcon = AfxGetApp()->LoadIcon(IDR_MAINFRAME);
}

void CShell1Dlg::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(CShell1Dlg)
	DDX_Text(pDX, IDC_EDIT_OpenFile, m_szOpenFileName);
	//}}AFX_DATA_MAP
}

BEGIN_MESSAGE_MAP(CShell1Dlg, CDialog)
	//{{AFX_MSG_MAP(CShell1Dlg)
	ON_WM_SYSCOMMAND()
	ON_WM_PAINT()
	ON_WM_QUERYDRAGICON()
	ON_BN_CLICKED(IDC_BUTTON_OpenFile, OnBUTTONOpenFile)
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CShell1Dlg message handlers

BOOL CShell1Dlg::OnInitDialog()
{
	CDialog::OnInitDialog();

	// Add "About..." menu item to system menu.

	// IDM_ABOUTBOX must be in the system command range.
	ASSERT((IDM_ABOUTBOX & 0xFFF0) == IDM_ABOUTBOX);
	ASSERT(IDM_ABOUTBOX < 0xF000);

	CMenu* pSysMenu = GetSystemMenu(FALSE);
	if (pSysMenu != NULL)
	{
		CString strAboutMenu;
		strAboutMenu.LoadString(IDS_ABOUTBOX);
		if (!strAboutMenu.IsEmpty())
		{
			pSysMenu->AppendMenu(MF_SEPARATOR);
			pSysMenu->AppendMenu(MF_STRING, IDM_ABOUTBOX, strAboutMenu);
		}
	}

	// Set the icon for this dialog.  The framework does this automatically
	//  when the application's main window is not a dialog
	SetIcon(m_hIcon, TRUE);			// Set big icon
	SetIcon(m_hIcon, FALSE);		// Set small icon
	
	// TODO: Add extra initialization here
	
	return TRUE;  // return TRUE  unless you set the focus to a control
}

void CShell1Dlg::OnSysCommand(UINT nID, LPARAM lParam)
{
	if ((nID & 0xFFF0) == IDM_ABOUTBOX)
	{
		CAboutDlg dlgAbout;
		dlgAbout.DoModal();
	}
	else
	{
		CDialog::OnSysCommand(nID, lParam);
	}
}

// If you add a minimize button to your dialog, you will need the code below
//  to draw the icon.  For MFC applications using the document/view model,
//  this is automatically done for you by the framework.

void CShell1Dlg::OnPaint() 
{
	if (IsIconic())
	{
		CPaintDC dc(this); // device context for painting

		SendMessage(WM_ICONERASEBKGND, (WPARAM) dc.GetSafeHdc(), 0);

		// Center icon in client rectangle
		int cxIcon = GetSystemMetrics(SM_CXICON);
		int cyIcon = GetSystemMetrics(SM_CYICON);
		CRect rect;
		GetClientRect(&rect);
		int x = (rect.Width() - cxIcon + 1) / 2;
		int y = (rect.Height() - cyIcon + 1) / 2;

		// Draw the icon
		dc.DrawIcon(x, y, m_hIcon);
	}
	else
	{
		CDialog::OnPaint();
	}
}

// The system calls this to obtain the cursor to display while the user drags
//  the minimized window.
HCURSOR CShell1Dlg::OnQueryDragIcon()
{
	return (HCURSOR) m_hIcon;
}

void CShell1Dlg::OnBUTTONOpenFile() 
{
	// TODO: Add your control notification handler code here
	char szFilter[]="可执行文件 (*.exe)|*.exe|所有文件 (*.*)|*.*||";
	CFileDialog dlg(TRUE,"可执行文件","*.exe",OFN_FILEMUSTEXIST|OFN_HIDEREADONLY,szFilter);
	if (dlg.DoModal()==IDOK)
	{

		m_szOpenFileName=dlg.GetPathName();	//设置原始文件输入框的值
		UpdateData(FALSE);
	}
	if(!m_szOpenFileName.IsEmpty())
	{
		EncryptPeFile(m_szOpenFileName);
		PeFileToEncrypt.CloseHandleOfPe();
	}
	AfxMessageBox("加密成功！");
	m_szOpenFileName="";
	UpdateData(FALSE);//将EDIT控件重新清空
}

void CShell1Dlg::EncryptPeFile(CString OpenFileName) 
{
	// TODO: Add your control notification handler code here
	PeFileToEncrypt.OnInitPE(OpenFileName);
	bool IsValid=PeFileToEncrypt.CheckIfValidPE();
	if(IsValid)
	  { 
		PeFileToEncrypt.GetImportRVA();
		PeFileToEncrypt.CalculateDelta();
		PeFileToEncrypt.GetPoniterToSection();
		PeFileToEncrypt.GetEntryPoint();
		PeFileToEncrypt.InitGloablForAsm();//初始化asm用的全局变量
	    PeFileToEncrypt.CalculateOldEntryPoint();//计算入口地址，便于被加壳文件的载入
	    PeFileToEncrypt.CalculateRVAEndOfSectionTable();//计算节表尾部的RVA
		PIMAGE_SECTION_HEADER pTmp_Setion=PeFileToEncrypt.pSection;
		for(int i=0;i<PeFileToEncrypt.NumberOfSection;i++)
		//对每个section调用Encrypt_sections,能加密的节加密，不能加密的修改节名，修改节的属性
		{
		   PeFileToEncrypt.Encrypt_sections(pTmp_Setion);//
           pTmp_Setion++;//下一个section
		}
		if(PeFileToEncrypt.IsEncrypted)
		{
			PeFileToEncrypt.InjectLoader(PeFileToEncrypt.RVAOfEndSectionTable);//
		}
		PeFileToEncrypt.CloseHandleOfPe();
	   }	
}