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http://blog.vckbase.com/Files/BastEt/testnodll.zip
VC2003编译，我想用VC6肯定也能编译通过，不过机器上没装，哪个有空帮我看看在VC6下能达到多少字节？
原始文章来自:http://blog.csdn.net/sunwang123456/archive/2005/10/18/508706.aspx
#define WIN32_LEAN_AND_MEAN
#define WINVER 0x0500
#include windows.h
//==========================日啊，好麻烦的结构啊，晕死他的BOOLEAN了，搞得不能对齐。==========
#pragma pack(push,8)
typedef struct _PEB_LDR_DATA
{
ULONG Length;
BOOLEAN Initialized;
PVOID SsHandle;
LIST_ENTRY InLoadOrderModuleList;
LIST_ENTRY InMemoryOrderModuleList;
LIST_ENTRY InInitializationOrderModuleList;
} PEB_LDR_DATA, *PPEB_LDR_DATA;
typedef struct _UNICODE_STRING
{
USHORT Length;
USHORT MaximumLength;
PWSTR Buffer;
} UNICODE_STRING, *PUNICODE_STRING;
typedef struct _LDR_MODULE {
LIST_ENTRY InLoadOrderModuleList;
LIST_ENTRY InMemoryOrderModuleList;
LIST_ENTRY InInitializationOrderModuleList;
PVOID BaseAddress;
PVOID EntryPoint;
ULONG SizeOfImage;
UNICODE_STRING FullDllName;
UNICODE_STRING BaseDllName;
ULONG Flags;
SHORT LoadCount;
SHORT TlsIndex;
LIST_ENTRY HashTableEntry;
ULONG TimeDateStamp;
} LDR_MODULE, *PLDR_MODULE;
typedef struct RTL_DRIVE_LETTER_CURDIR
{
USHORT Flags;
USHORT Length;
ULONG TimeStamp;
UNICODE_STRING DosPath;
} RTL_DRIVE_LETTER_CURDIR, *PRTL_DRIVE_LETTER_CURDIR;
typedef struct _RTL_USER_PROCESS_PARAMETERS
{
ULONG AllocationSize;
ULONG Size;
ULONG Flags;
ULONG DebugFlags;
HANDLE hConsole;
ULONG ProcessGroup;
HANDLE hStdInput;
HANDLE hStdOutput;
HANDLE hStdError;
UNICODE_STRING CurrentDirectoryName;
HANDLE CurrentDirectoryHandle;
UNICODE_STRING DllPath;
UNICODE_STRING ImagePathName;
UNICODE_STRING CommandLine;
PWSTR Environment;
ULONG dwX;
ULONG dwY;
ULONG dwXSize;
ULONG dwYSize;
ULONG dwXCountChars;
ULONG dwYCountChars;
ULONG dwFillAttribute;
ULONG dwFlags;
ULONG wShowWindow;
UNICODE_STRING WindowTitle;
UNICODE_STRING Desktop;
UNICODE_STRING ShellInfo;
UNICODE_STRING RuntimeInfo;
RTL_DRIVE_LETTER_CURDIR DLCurrentDirectory[0x20];
} RTL_USER_PROCESS_PARAMETERS, *PRTL_USER_PROCESS_PARAMETERS;
typedef VOID (_stdcall *PPEBLOCKROUTINE)(PVOID);
typedef struct _PEB_FREE_BLOCK
{
struct _PEB_FREE_BLOCK* Next;
ULONG Size;
} PEB_FREE_BLOCK, *PPEB_FREE_BLOCK;
struct PEB
{
BOOLEAN InheritedAddressSpace;
BOOLEAN ReadImageFileExecOptions;
BOOLEAN BeingDebugged;
BOOLEAN Spare;
HANDLE Mutant;
PVOID ImageBaseAddress;
PPEB_LDR_DATA LoaderData;
PRTL_USER_PROCESS_PARAMETERS ProcessParameters;
PVOID SubSystemData;
PVOID ProcessHeap;
PVOID FastPebLock;
PPEBLOCKROUTINE FastPebLockRoutine;
PPEBLOCKROUTINE FastPebUnlockRoutine;
ULONG EnvironmentUpdateCount;
PVOID *KernelCallbackTable;
PVOID EventLogSection;
PVOID EventLog;
PPEB_FREE_BLOCK FreeList;
ULONG TlsExpansionCounter;
PVOID TlsBitmap;
ULONG TlsBitmapBits[0x2];
PVOID ReadOnlySharedMemoryBase;
typedef struct _CLIENT_ID
{
HANDLE UniqueProcess;
HANDLE UniqueThread;
} CLIENT_ID, *PCLIENT_ID;
typedef struct _GDI_TEB_BATCH
{
ULONG Offset;
ULONG HDC;
ULONG Buffer[0x136];
} GDI_TEB_BATCH, *PGDI_TEB_BATCH;
struct TEB
{
NT_TIB Tib; /* 00h */
PVOID EnvironmentPointer; /* 1Ch */
CLIENT_ID Cid; /* 20h */
PVOID ActiveRpcInfo; /* 28h */
PVOID ThreadLocalStoragePointer; /* 2Ch */
PEB *Peb; /* 30h */
ULONG LastErrorValue; /* 34h */
ULONG CountOfOwnedCriticalSections; /* 38h */
PVOID CsrClientThread; /* 3Ch */
void* Win32ThreadInfo; /* 40h */
ULONG Win32ClientInfo[0x1F]; /* 44h */
#pragma pack(pop)
#pragma comment(linker,"/merge:.rdata=.data")
#pragma comment(linker,"/merge:.text=.data")
inline bool mystrcmp (const char * src,const char * dst)
{
int ret = 0 ;
while( ! (ret = *(unsigned char *)src - *(unsigned char *)dst) && *dst)
++src, ++dst;
return ret==0;
unsigned int GetFunctionByName(unsigned int ImageBase,const char*FuncName)
{
IMAGE_DOS_HEADER *pdoshdr=(IMAGE_DOS_HEADER *)ImageBase;
PIMAGE_NT_HEADERS32 pnthdr=(PIMAGE_NT_HEADERS32)(ImageBase+pdoshdr-e_lfanew);
if(pnthdr-Signature!=IMAGE_NT_SIGNATURE)
return 0;
PIMAGE_DATA_DIRECTORY pidd=&pnthdr-OptionalHeader.DataDirectory[0];
IMAGE_EXPORT_DIRECTORY *pied=(IMAGE_EXPORT_DIRECTORY *)(ImageBase+pidd-VirtualAddress);
LONG *pfuncnames=(LONG *)(ImageBase+pied-AddressOfNames);
for(unsigned int i=0;ipied-NumberOfNames;i++)
{
PSTR pfunc=(PSTR)(ImageBase+pfuncnames[i]);
if(mystrcmp(pfunc,FuncName))
{
WORD *EOT=(WORD *)(pied-AddressOfNameOrdinals+ImageBase);
LONG *EAT=(LONG *)(pied-AddressOfFunctions+ImageBase);
int index=EOT[i];
return (ImageBase+EAT[index]);
}
}
return 0;
}
typedef HMODULE (WINAPI *TLoadLibraryA)(LPCSTR lpFileName);
typedef BOOL (WINAPI *TFreeLibrary)(HMODULE hModule);
typedef void (WINAPI *TExitProcess)(UINT uExitCode);
typedef int (WINAPI *TMessageBox)(HWND hWnd,LPCSTR lpText,LPCSTR lpCaption,UINT uType);
extern "C" void WinMainCRTStartup()
{
unsigned int kernel32imagebase,user32imagebase;
char title[]="ddd&&*U( sunwang need beauty %^%&*";
char caption[]="hack";
char user32[]="user32";
TEB *pteb=NULL;
__asm mov eax,fs:[18h]
__asm mov pteb,eax
PEB *ppeb=pteb-Peb;
PPEB_LDR_DATA pldr=ppeb-LoaderData;
PLDR_MODULE pmodule=(PLDR_MODULE)pldr-InLoadOrderModuleList.Flink;
PLDR_MODULE pntdllmodule=(PLDR_MODULE)pmodule-InLoadOrderModuleList.Flink;
PLDR_MODULE pkernel32module=(PLDR_MODULE)pntdllmodule-InLoadOrderModuleList.Flink;
kernel32imagebase=(unsigned int)pkernel32module-BaseAddress;
TLoadLibraryA pLoadLibraryA=(TLoadLibraryA)GetFunctionByName(kernel32imagebase,"LoadLibraryA");
TFreeLibrary pFreeLibrary=(TFreeLibrary)GetFunctionByName(kernel32imagebase,"FreeLibrary");
TExitProcess pExitProcess=(TExitProcess)GetFunctionByName(kernel32imagebase,"ExitProcess");
user32imagebase=(unsigned int)pLoadLibraryA(user32);
TMessageBox pMessageBox=(TMessageBox)GetFunctionByName(user32imagebase,"MessageBoxA");
pMessageBox(NULL,title,caption,MB_OK);
pFreeLibrary((HMODULE)user32imagebase);
pExitProcess(0);
}
来源:http://www.tulaoshi.com/n/20160219/1619908.html
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