PEtools PE操作工具类C++
源码来自各大网友并非原创修改了部分函数 仅供参考(PE没源码参考应该是很吃力的)
暂未更新完持续更新中.......
PETools.h
//函数头 int GetFileLength(FILE *pf, DWORD *Length); int ReadFileByPathToBuffer(IN LPSTR FilePath, OUT LPVOID* pFileAddress); int PrintPEFileHeader(void* pFileAddress); int PrintPESectionHeader(PVOID pFileAddress); int WriteFileFromFileAddress(PVOID pFileAddress, DWORD FileSize, LPSTR FilePath); int FileBufferToImageBuffer(PVOID pFileBuffer, OUT PVOID *pImageBuffer); int ExtendLastSection(PVOID FileAddress, OUT PVOID *NewFileAddress, IN LPSTR FilePath, IN DWORD size0xold, IN DWORD size0xadd, bool ChangeCharacteristics, LPSTR newLastSecName); int ImageBufferToNewFileBuffer(PVOID pImageBuffer, OUT PVOID* pNewFileBuffer, PDWORD pNewFileBufferSize); int ExtendLastSection(PVOID FileAddress, OUT PVOID *NewFileAddress, IN LPSTR FilePath, IN DWORD size0xold, IN DWORD size0xadd);
PETools.cpp
#pragma once
# define _CRT_SECURE_NO_WARNINGS
#include "stdafx.h"
# include "stdio.h"
# include "stdlib.h"
# include "windows.h"
#include "PETools.h"
/*d通过路径读文件返回文件指针
@参数一位 要输入的文件路径
@参数二是 返回读入内存的指针地址;
返回的是文件大小
*/
int ReadFileByPathToBuffer(IN LPSTR FilePath, OUT void** pFileAddress)
{
;
DWORD Length = ;
//打开文件
FILE* pf = fopen(FilePath, "rb");
if (pf == NULL)
{
ret = -;
printf("func ReadFile() Error!\n");
return ret;
}
//获取文件长度
ret = GetFileLength(pf, &Length);
&& Length == -)
{
ret = -;
printf("func GetFileLength() Error!\n");
return ret;
}
//分配空间
*pFileAddress = (PVOID)malloc(Length);
if (*pFileAddress == NULL)
{
ret = -;
printf("func malloc() Error!\n");
return ret;
}
memset(*pFileAddress, , Length);//申请的空间初始化为0
//读取文件进入内存(自己申请的缓冲区)
fread(*pFileAddress, Length, , pf);
//printf("%s", ret);
fclose(pf);//关闭文件打开流
return Length;
}
/*得到文件size但返回0一定要fseek(pf, 0, SEEK_SET);//把指针指导最前*/
int GetFileLength(FILE *pf, DWORD *Length)
{
;
fseek(pf, , SEEK_END);//把指针指导最后
*Length = ftell(pf);
fseek(pf, , SEEK_SET);//把指针指导最前
return ret;
}
/*
从内存中输出文件
@参数一 要输出的文件地址
@参数二 输出的文件大小size
@参数三 输出的文件路径
成功返回1 失败<0
*/
int WriteFileFromFileAddress(PVOID pFileAddress, DWORD FileSize, LPSTR FilePath)
{
;
FILE *pf = fopen(FilePath, "wb");
if (pf == NULL)
{
ret = -;
printf("func fopen() error :%d!\n", ret);
return ret;
}
fwrite(pFileAddress, FileSize, , pf);
fclose(pf);
return ret;
}
int PrintPEOptionalHeader(PVOID pFileAddress)
{
;
PIMAGE_DOS_HEADER pDosHeader = (PIMAGE_DOS_HEADER)pFileAddress;
PIMAGE_FILE_HEADER pFileHeader = (PIMAGE_FILE_HEADER)((DWORD)pDosHeader + (DWORD)pDosHeader->e_lfanew + );
PIMAGE_OPTIONAL_HEADER32 pOptionalHeader = (PIMAGE_OPTIONAL_HEADER32)((DWORD)pFileHeader + sizeof(IMAGE_FILE_HEADER));
printf("****************OPTIONAL_HEADER32 STAR*************************\n");
printf("OptionalHeader->Magic : %02X\n", pOptionalHeader->Magic);
printf("OptionalHeader->MajorLinkerVersion : %01X\n", pOptionalHeader->MajorLinkerVersion);
printf("OptionalHeader->MinorLinkerVersion : %01X\n", pOptionalHeader->MinorLinkerVersion);
printf("OptionalHeader->SizeOfCode : %04X\n", pOptionalHeader->SizeOfCode);
printf("OptionalHeader->SizeOfInitializedData : %04X\n", pOptionalHeader->SizeOfInitializedData);
printf("OptionalHeader->SizeOfUninitializedData : %04X\n", pOptionalHeader->SizeOfUninitializedData);
printf("OptionalHeader->AddressOfEntryPoint : %04X\n", pOptionalHeader->AddressOfEntryPoint);
printf("OptionalHeader->BaseOfCode : %04X\n", pOptionalHeader->BaseOfCode);
printf("OptionalHeader->BaseOfData : %04X\n", pOptionalHeader->BaseOfData);
printf("OptionalHeader->ImageBase : %04X\n", pOptionalHeader->ImageBase);
printf("OptionalHeader->SectionAlignment : %04X\n", pOptionalHeader->SectionAlignment);
printf("OptionalHeader->FileAlignment : %04X\n", pOptionalHeader->FileAlignment);
printf("OptionalHeader->MajorOperatingSystemVersion : %02X\n", pOptionalHeader->MajorOperatingSystemVersion);
printf("OptionalHeader->MinorOperatingSystemVersion : %02X\n", pOptionalHeader->MinorOperatingSystemVersion);
printf("OptionalHeader->MajorImageVersion : %02X\n", pOptionalHeader->MajorImageVersion);
printf("OptionalHeader->MinorImageVersion : %02X\n", pOptionalHeader->MinorImageVersion);
printf("OptionalHeader->MajorSubsystemVersion : %02X\n", pOptionalHeader->MajorSubsystemVersion);
printf("OptionalHeader->MinorSubsystemVersion : %02X\n", pOptionalHeader->MinorSubsystemVersion);
printf("OptionalHeader->Win32VersionValue : %04X\n", pOptionalHeader->Win32VersionValue);
printf("OptionalHeader->SizeOfImage : %04X\n", pOptionalHeader->SizeOfImage);
printf("OptionalHeader->SizeOfHeaders : %04X\n", pOptionalHeader->SizeOfHeaders);
printf("OptionalHeader->CheckSum : %04X\n", pOptionalHeader->CheckSum);
printf("OptionalHeader->Subsystem : %02X\n", pOptionalHeader->Subsystem);
printf("OptionalHeader->DllCharacteristics : %02X\n", pOptionalHeader->DllCharacteristics);
printf("OptionalHeader->SizeOfStackReserv : %04X\n", pOptionalHeader->SizeOfStackReserve);
printf("OptionalHeader->SizeOfStackCommit : %04X\n", pOptionalHeader->SizeOfStackCommit);
printf("OptionalHeader->SizeOfHeapReserve : %04X\n", pOptionalHeader->SizeOfHeapReserve);
printf("OptionalHeader->SizeOfHeapCommit : %04X\n", pOptionalHeader->SizeOfHeapCommit);
printf("OptionalHeader->LoaderFlags : %04X\n", pOptionalHeader->LoaderFlags);
printf("OptionalHeader->NumberOfRvaAndSizes : %04X\n", pOptionalHeader->NumberOfRvaAndSizes);
printf("*****************OPTIONAL_HEADER32 END************************\n");
return ret;
}
int PrintPEFileHeader(PVOID pFileAddress)
{
;
PIMAGE_DOS_HEADER pDosHeader = (PIMAGE_DOS_HEADER)pFileAddress;
PIMAGE_FILE_HEADER pFileHeader = (PIMAGE_FILE_HEADER)((DWORD)pDosHeader + (DWORD)pDosHeader->e_lfanew + );//相当于文件tou加上那个lfanew 现在指向PE位置
printf("FileHeader->Machine : %02X\n", pDosHeader->e_lfanew);
printf("****************FILE_HEADER STAR*************************\n");
printf("FileHeader->Machine : %02X\n", pFileHeader->Machine);
printf("FileHeader->NumberOfSections : %02X\n", pFileHeader->NumberOfSections);
printf("FileHeader->TimeDateStamp : %04X\n", pFileHeader->TimeDateStamp);
printf("FileHeader->PointerToSymbolTable : %04X\n", pFileHeader->PointerToSymbolTable);
printf("FileHeader->NumberOfSymbols : %04X\n", pFileHeader->NumberOfSymbols);
printf("FileHeader->SizeOfOptionalHeader : %02X\n", pFileHeader->SizeOfOptionalHeader);//可选PE头大小
printf("FileHeader->Characteristics : %02X\n", pFileHeader->Characteristics);
printf("*****************FILE_HEADER END************************\n");
return ret;
}
int PrintPESectionHeader(PVOID pFileAddress)
{
;
PIMAGE_DOS_HEADER pDosHeader = (PIMAGE_DOS_HEADER)pFileAddress;
PIMAGE_FILE_HEADER pFileHeader = (PIMAGE_FILE_HEADER)((DWORD)pDosHeader + (DWORD)pDosHeader->e_lfanew + );
PIMAGE_OPTIONAL_HEADER32 pOptionalHeader = (PIMAGE_OPTIONAL_HEADER32)((DWORD)pFileHeader + sizeof(IMAGE_FILE_HEADER));
PIMAGE_SECTION_HEADER pSectionGroup = (PIMAGE_SECTION_HEADER)((DWORD)pOptionalHeader + pFileHeader->SizeOfOptionalHeader);
printf("****************SECTION_HEADER STAR*************************\n");
printf(]);
; i < pFileHeader->NumberOfSections; i++)
{
printf("pSectionGroup[%d].Name : %s\n", i, pSectionGroup[i].Name);
printf("pSectionGroup[%d].Misc.VirtualSize : %04X\n", i, pSectionGroup[i].Misc.VirtualSize);
printf("pSectionGroup[%d].VirtualAddress : %04X\n", i, pSectionGroup[i].VirtualAddress);
printf("pSectionGroup[%d].SizeOfRawData : %04X\n", i, pSectionGroup[i].SizeOfRawData);
printf("pSectionGroup[%d].PointerToRawData : %04X\n", i, pSectionGroup[i].PointerToRawData);
printf("pSectionGroup[%d].PointerToRelocations : %04X\n", i, pSectionGroup[i].PointerToRelocations);
printf("pSectionGroup[%d].PointerToLinenumbers : %04X\n", i, pSectionGroup[i].PointerToLinenumbers);
printf("pSectionGroup[%d].NumberOfRelocations : %02X\n", i, pSectionGroup[i].NumberOfRelocations);
printf("pSectionGroup[%d].NumberOfLinenumbers : %02X\n", i, pSectionGroup[i].NumberOfLinenumbers);
printf("pSectionGroup[%d].Characteristics : %04X\n\n\n", i, pSectionGroup[i].Characteristics);
}
printf("*****************SECTION_HEADER END************************\n");
return ret;
}
/*
@参数一 要输出的文件pFileBuffer
@参数二 *pImageBuffer 拉伸后镜像缓冲区首地址
成功返回1 失败<0
*/
int FileBufferToImageBuffer(PVOID pFileBuffer, OUT PVOID *pImageBuffer)
{
;
DWORD ImageBufferSize = ;
PIMAGE_DOS_HEADER pDosHeader = (PIMAGE_DOS_HEADER)pFileBuffer;
PIMAGE_FILE_HEADER pFileHeader = (PIMAGE_FILE_HEADER)((DWORD)pDosHeader + (DWORD)pDosHeader->e_lfanew + );
PIMAGE_OPTIONAL_HEADER32 pOptionalHeader = (PIMAGE_OPTIONAL_HEADER32)((DWORD)pFileHeader + sizeof(IMAGE_FILE_HEADER));
PIMAGE_SECTION_HEADER pSectionGroup = (PIMAGE_SECTION_HEADER)((DWORD)pOptionalHeader + pFileHeader->SizeOfOptionalHeader);
//1、获取ImageBufffer的内存大小
ImageBufferSize = pOptionalHeader->SizeOfImage;
//2、为pImageBuffer分配内存空间
*pImageBuffer = (PVOID)malloc(ImageBufferSize);
if (pImageBuffer == NULL)
{
ret = -;
printf("func malloc() Error : %d!\n", ret);
return ret;
}
memset(*pImageBuffer, , ImageBufferSize);
//3、将FileBuffer的数据拷贝到ImageBuffer中
// 文件头直接拷贝
memcpy(*pImageBuffer, pFileBuffer, pOptionalHeader->SizeOfHeaders);
// 节区循环拷贝
; i < pFileHeader->NumberOfSections; i++)
{
//按照PointerToRawData 复制是不会出错的
memcpy((PVOID)((DWORD)*pImageBuffer + pSectionGroup[i].VirtualAddress),
(PVOID)((DWORD)pFileBuffer + pSectionGroup[i].PointerToRawData),
pSectionGroup[i].SizeOfRawData);
}
return ret;
}
/*
从内存中输出文件
@参数一 要输出的文件pFileBuffer
@参数二 pNewFileBuffer 新的文件缓冲
@参数三 新缓冲地址
成功返回1 失败<0
*/
int ImageBufferToNewFileBuffer(PVOID pImageBuffer, OUT PVOID* pNewFileBuffer, OUT PDWORD pNewFileBufferSize)
{
;
DWORD NewFileBufferSize = ;
PIMAGE_DOS_HEADER pDosHeader = (PIMAGE_DOS_HEADER)pImageBuffer;
PIMAGE_FILE_HEADER pFileHeader = (PIMAGE_FILE_HEADER)((DWORD)pDosHeader + (DWORD)pDosHeader->e_lfanew + );
PIMAGE_OPTIONAL_HEADER32 pOptionalHeader = (PIMAGE_OPTIONAL_HEADER32)((DWORD)pFileHeader + sizeof(IMAGE_FILE_HEADER));
PIMAGE_SECTION_HEADER pSectionGroup = (PIMAGE_SECTION_HEADER)((DWORD)pOptionalHeader + pFileHeader->SizeOfOptionalHeader);
//1、获取NewFileBuffer的内存大小
NewFileBufferSize += pOptionalHeader->SizeOfHeaders; //文件头大小
; i < pFileHeader->NumberOfSections; i++)
{
NewFileBufferSize += pSectionGroup[i].SizeOfRawData;
}
//2、为pNewFileBuffer分配内存空间
*pNewFileBuffer = (PVOID)malloc(NewFileBufferSize);
if (pNewFileBuffer == NULL)
{
ret = -;
printf("func malloc() Error : %d!\n", ret);
return ret;
}
memset(*pNewFileBuffer, , NewFileBufferSize);
//3、将ImageBuffer的数据拷贝到NewFileBuffer中
// 文件头直接拷贝
memcpy(*pNewFileBuffer, pImageBuffer, pOptionalHeader->SizeOfHeaders);
// 节区循环拷贝
; i < pFileHeader->NumberOfSections; i++)
{
memcpy((PVOID)((DWORD)*pNewFileBuffer + pSectionGroup[i].PointerToRawData),
(PVOID)((DWORD)pImageBuffer + pSectionGroup[i].VirtualAddress),
pSectionGroup[i].SizeOfRawData);
}
*pNewFileBufferSize = NewFileBufferSize;
return ret;
}
/*
成功返回新文件size'
失败返回<0
参数一 文件读入内存地址
参数二 输出新文件内存地址
参数三 输入的文件路径+名称
参数四 源文件大小size
参数五 要增加的字节长度十六进制
参数六 是否更改节属性为可读可写可执行 true为更改
参数七 更改最后一个节的名称可空 null 长度最大为8字节
*/
int ExtendLastSection(PVOID FileAddress, OUT PVOID *NewFileAddress, IN LPSTR FilePath, IN DWORD size0xold, IN DWORD size0xadd, bool ChangeCharacteristics, LPSTR newLastSecName)
{
;
DWORD OldLength = ;
DWORD NewLength = ;
PIMAGE_DOS_HEADER pDosHeader = NULL;
PIMAGE_FILE_HEADER pFileHeader = NULL;
PIMAGE_OPTIONAL_HEADER32 pOptionalHeader = NULL;
PIMAGE_SECTION_HEADER pSectionGroup = NULL;
PIMAGE_SECTION_HEADER pLastSection = NULL;
OldLength = size0xold;
)
{
ret = -;
printf("func GetFileLength() Error!\n");
return ret;
}
//将旧的空间增加0x1000
NewLength = OldLength + size0xadd;
*NewFileAddress = (LPVOID)malloc(NewLength);
if (*NewFileAddress == NULL)
{
ret = -;
printf("func malloc() Error!\n");
return ret;
}
memset(*NewFileAddress, , NewLength);
//2、将旧空间的内容copy到新的空间
memcpy(*NewFileAddress, FileAddress, OldLength);
//3、将指针指向对应位置
pDosHeader = (PIMAGE_DOS_HEADER)(*NewFileAddress);
pFileHeader = (PIMAGE_FILE_HEADER)((DWORD)pDosHeader + pDosHeader->e_lfanew + );
pOptionalHeader = (PIMAGE_OPTIONAL_HEADER32)((DWORD)pFileHeader + sizeof(IMAGE_FILE_HEADER));
pSectionGroup = (PIMAGE_SECTION_HEADER)((DWORD)pOptionalHeader + pFileHeader->SizeOfOptionalHeader);
pLastSection = &pSectionGroup[pFileHeader->NumberOfSections - ];
//4、修改相关内容 需要用更高级的指针进行操作
LPDWORD pSizeOfImage = &pOptionalHeader->SizeOfImage;
LPDWORD pSecMisc = &pLastSection->Misc.VirtualSize;
LPDWORD pSecSizeOfRawData = &pLastSection->SizeOfRawData;
LPDWORD Characteristics = &pLastSection->Characteristics;//获取是否哦可执行
PVOID pSecName = &pLastSection->Name;//获取节的名称
*pSizeOfImage = *pSizeOfImage + size0xadd;
*pSecMisc = *pSecMisc + size0xadd;
*pSecSizeOfRawData = *pSecSizeOfRawData + size0xadd;
//更改最后一个节属性
if (ChangeCharacteristics)
{
*Characteristics = );
//增加可读可写可执行
}
if (newLastSecName!=NULL)
{
//修改最后一个节的名称
memcpy(pSecName, newLastSecName, );
}
//*pNewLength = NewLength;
return NewLength;
}
int ExtendLastSection(PVOID FileAddress, OUT PVOID *NewFileAddress, IN LPSTR FilePath, IN DWORD size0xold, IN DWORD size0xadd)
{
;
DWORD OldLength = ;
DWORD NewLength = ;
PIMAGE_DOS_HEADER pDosHeader = NULL;
PIMAGE_FILE_HEADER pFileHeader = NULL;
PIMAGE_OPTIONAL_HEADER32 pOptionalHeader = NULL;
PIMAGE_SECTION_HEADER pSectionGroup = NULL;
PIMAGE_SECTION_HEADER pLastSection = NULL;
OldLength = size0xold;
)
{
ret = -;
printf("func GetFileLength() Error!\n");
return ret;
}
//将旧的空间增加0x1000
NewLength = OldLength + size0xadd;
*NewFileAddress = (LPVOID)malloc(NewLength);
if (*NewFileAddress == NULL)
{
ret = -;
printf("func malloc() Error!\n");
return ret;
}
memset(*NewFileAddress, , NewLength);
//2、将旧空间的内容copy到新的空间
memcpy(*NewFileAddress, FileAddress, OldLength);
//3、将指针指向对应位置
pDosHeader = (PIMAGE_DOS_HEADER)(*NewFileAddress);
pFileHeader = (PIMAGE_FILE_HEADER)((DWORD)pDosHeader + pDosHeader->e_lfanew + );
pOptionalHeader = (PIMAGE_OPTIONAL_HEADER32)((DWORD)pFileHeader + sizeof(IMAGE_FILE_HEADER));
pSectionGroup = (PIMAGE_SECTION_HEADER)((DWORD)pOptionalHeader + pFileHeader->SizeOfOptionalHeader);
pLastSection = &pSectionGroup[pFileHeader->NumberOfSections - ];
//4、修改相关内容 需要用更高级的指针进行操作
LPDWORD pSizeOfImage = &pOptionalHeader->SizeOfImage;
LPDWORD pSecMisc = &pLastSection->Misc.VirtualSize;
LPDWORD pSecSizeOfRawData = &pLastSection->SizeOfRawData;
LPDWORD Characteristics = &pLastSection->Characteristics;//获取是否哦可执行
PVOID pSecName = &pLastSection->Name;//获取节的名称
*pSizeOfImage = *pSizeOfImage + size0xadd;
*pSecMisc = *pSecMisc + size0xadd;
*pSecSizeOfRawData = *pSecSizeOfRawData + size0xadd;
//*pNewLength = NewLength;
return NewLength;
}
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