DriverInjectDll/driver_inject.cpp at master · CrazyMrCode/DriverInjectDll · GitHub

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#include "undocumented.h"

#include "ssdt.h"

#include "ntdll.h"

#include "MemLoadDll.h"

#if 0

#include <ntstatus.h>

#endif

static UNICODE_STRING DeviceName;

static UNICODE_STRING Win32Device;

#define TAG_INJECTLIST 'ljni'

#define TAG_INJECTDATA 'djni'

#define IOCTL_SET_INJECT_X86DLL \

CTL_CODE(FILE_DEVICE_UNKNOWN, 0x900, METHOD_IN_DIRECT, FILE_ANY_ACCESS)

#define IOCTL_SET_INJECT_X64DLL \

CTL_CODE(FILE_DEVICE_UNKNOWN, 0x901, METHOD_IN_DIRECT, FILE_ANY_ACCESS)

//引入函数

extern "C"

NTKERNELAPI

PVOID NTAPI PsGetProcessWow64Process(PEPROCESS process);

extern "C"

NTKERNELAPI

NTSTATUS NTAPI PsLookupProcessByProcessId(

_In_ HANDLE ProcessId,

_Outptr_ PEPROCESS *Process

);

//注入列表结构体

typedef NTSTATUS(NTAPI* fn_NtAllocateVirtualMemory)(

_In_ HANDLE ProcessHandle,

_Inout_ PVOID *BaseAddress,

_In_ ULONG_PTR ZeroBits,

_Inout_ PSIZE_T RegionSize,

_In_ ULONG AllocationType,

_In_ ULONG Protect

);

typedef NTSTATUS(NTAPI* fn_NtReadVirtualMemory)(

_In_ HANDLE ProcessHandle,

_In_opt_ PVOID BaseAddress,

_Out_ PVOID Buffer,

_In_ SIZE_T BufferSize,

_Out_opt_ PSIZE_T NumberOfBytesRead

);

typedef NTSTATUS(NTAPI* fn_NtWriteVirtualMemory)(

_In_ HANDLE ProcessHandle,

_In_opt_ PVOID BaseAddress,

_In_ CONST VOID *Buffer,

_In_ SIZE_T BufferSize,

_Out_opt_ PSIZE_T NumberOfBytesWritten

);

typedef NTSTATUS(NTAPI* fn_NtProtectVirtualMemory)(

_In_ HANDLE ProcessHandle,

_Inout_ PVOID *BaseAddress,

_Inout_ PSIZE_T RegionSize,

_In_ ULONG NewProtect,

_Out_ PULONG OldProtect

);

typedef struct _INJECT_PROCESSID_LIST { //注入列表信息

LIST_ENTRY link;

HANDLE pid;

BOOLEAN inject;

}INJECT_PROCESSID_LIST, *PINJECT_PROCESSID_LIST;

typedef struct _INJECT_PROCESSID_DATA { //注入进程数据信息

HANDLE pid;

PVOID imagebase;

SIZE_T imagesize;

}INJECT_PROCESSID_DATA, *PINJECT_PROCESSID_DATA;

typedef struct _INJECT_PROCESSID_DLL { //内存加载DLL信息

PVOID x64dll;

ULONG x64dllsize;

PVOID x86dll;

ULONG x86dllsize;

}INJECT_PROCESSID_DLL, *PINJECT_PROCESSID_DLL;

#pragma pack(push,1)

//x86 payload

typedef struct _INJECT_PROCESSID_PAYLOAD_X86 {

UCHAR saveReg[2]; //pushad //pushfd

UCHAR restoneHook[17]; // mov esi,5 mov edi,123 mov esi,456 rep movs byte

UCHAR invokeMemLoad[10]; // push xxxxxx call xxxxxx

UCHAR eraseDll[14]; // mov al,0 mov ecx,len mov edi,addr rep stos

UCHAR restoneReg[2];//popfd popad

UCHAR jmpOld[5]; //jmp

UCHAR oldData[5];

UCHAR dll[1];

UCHAR shellcode[1];

}INJECT_PROCESSID_PAYLOAD_X86, *PINJECT_PROCESSID_PAYLOAD_X86;

// x64 payload

typedef struct _INJECT_PROCESSID_PAYLOAD_X64 {

UCHAR saveReg[25];

UCHAR subStack[4];

UCHAR restoneHook[32]; // mov rcx,xxxx mov rdi,xxxx mov rsi,xxx rep movs byte

UCHAR invokeMemLoad[15]; // mov rcx,xxxxx call xxxx

UCHAR eraseDll[24]; // mov rdi,xxxx xor eax,eax mov rcx,xxxxx rep stosb

UCHAR addStack[4];

UCHAR restoneReg[27];

UCHAR jmpOld[14]; //jmp qword [0]

UCHAR oldData[14];//

UCHAR dll[1];

UCHAR shellcode[1];

}INJECT_PROCESSID_PAYLOAD_X64, *PINJECT_PROCESSID_PAYLOAD_X64;

#pragma pack(pop)

//全局进程链表

INJECT_PROCESSID_LIST g_injectList;

INJECT_PROCESSID_DLL g_injectDll;

ERESOURCE g_ResourceMutex;

NPAGED_LOOKASIDE_LIST g_injectListLookaside;

NPAGED_LOOKASIDE_LIST g_injectDataLookaside;

fn_NtAllocateVirtualMemory pfn_NtAllocateVirtualMemory;

fn_NtReadVirtualMemory pfn_NtReadVirtualMemory;

fn_NtWriteVirtualMemory pfn_NtWriteVirtualMemory;

fn_NtProtectVirtualMemory pfn_NtProtectVirtualMemory;

//通过pid查询进程是否已经注入

BOOLEAN QueryInjectListStatus(HANDLE processid)

{

BOOLEAN result = TRUE;

KeEnterCriticalRegion();

ExAcquireResourceSharedLite(&g_ResourceMutex, TRUE);

PLIST_ENTRY head = &g_injectList.link;

PINJECT_PROCESSID_LIST next = (PINJECT_PROCESSID_LIST)g_injectList.link.Blink;

while (head != (PLIST_ENTRY)next)

{

if (next->pid == processid)

{

if (next->inject == FALSE)

{

result = FALSE;

}

break;

}

next = (PINJECT_PROCESSID_LIST)(next->link.Blink);

}

ExReleaseResourceLite(&g_ResourceMutex);

KeLeaveCriticalRegion();

return result;

}

//设置pid 注入状态为已注入

VOID SetInjectListStatus(HANDLE processid)

{

KeEnterCriticalRegion();

ExAcquireResourceExclusiveLite(&g_ResourceMutex, TRUE);

PLIST_ENTRY head = &g_injectList.link;

PINJECT_PROCESSID_LIST next = (PINJECT_PROCESSID_LIST)g_injectList.link.Blink;

while (head != (PLIST_ENTRY)next)

{

if (next->pid == processid)

{

next->inject = TRUE;

break;

}

next = (PINJECT_PROCESSID_LIST)(next->link.Blink);

}

ExReleaseResourceLite(&g_ResourceMutex);

KeLeaveCriticalRegion();

}

//添加pid 到注入列表

VOID AddInjectList(HANDLE processid)

{

//DPRINT("%s %d\n", __FUNCTION__, processid);

KeEnterCriticalRegion();

ExAcquireResourceExclusiveLite(&g_ResourceMutex, TRUE);

PINJECT_PROCESSID_LIST newLink = (PINJECT_PROCESSID_LIST)\

ExAllocateFromNPagedLookasideList(&g_injectListLookaside);

if (newLink == NULL)

{

ASSERT(false);

}

newLink->pid = processid;

newLink->inject = false;

InsertTailList(&g_injectList.link, (PLIST_ENTRY)newLink);

ExReleaseResourceLite(&g_ResourceMutex);

KeLeaveCriticalRegion();

}

//进程退出释放pid链表

VOID DeleteInjectList(HANDLE processid)

{

//DPRINT("%s %d\n", __FUNCTION__, processid);

KeEnterCriticalRegion();

ExAcquireResourceExclusiveLite(&g_ResourceMutex, TRUE);

PLIST_ENTRY head = &g_injectList.link;

PINJECT_PROCESSID_LIST next = (PINJECT_PROCESSID_LIST)g_injectList.link.Blink;

while (head != (PLIST_ENTRY)next)

{

if (next->pid == processid)

{

RemoveEntryList(&next->link);

ExFreeToNPagedLookasideList(&g_injectListLookaside, &next->link);

break;

}

next = (PINJECT_PROCESSID_LIST)(next->link.Blink);

}

ExReleaseResourceLite(&g_ResourceMutex);

KeLeaveCriticalRegion();

}

//getprocaddress

#define DEREF( name )*(UINT_PTR *)(name)

#define DEREF_64( name )*(unsigned __int64 *)(name)

#define DEREF_32( name )*(unsigned long *)(name)

#define DEREF_16( name )*(unsigned short *)(name)

#define DEREF_8( name )*(UCHAR *)(name)

ULONG_PTR GetProcAddressR(ULONG_PTR hModule, const char* lpProcName, bool x64Module)

{

UINT_PTR uiLibraryAddress = 0;

ULONG_PTR fpResult = NULL;

if (hModule == NULL)

return NULL;

// a module handle is really its base address

uiLibraryAddress = (UINT_PTR)hModule;

__try

{

UINT_PTR uiAddressArray = 0;

UINT_PTR uiNameArray = 0;

UINT_PTR uiNameOrdinals = 0;

PIMAGE_NT_HEADERS32 pNtHeaders32 = NULL;

PIMAGE_NT_HEADERS64 pNtHeaders64 = NULL;

PIMAGE_DATA_DIRECTORY pDataDirectory = NULL;

PIMAGE_EXPORT_DIRECTORY pExportDirectory = NULL;

// get the VA of the modules NT Header

pNtHeaders32 = (PIMAGE_NT_HEADERS32)(uiLibraryAddress + ((PIMAGE_DOS_HEADER)uiLibraryAddress)->e_lfanew);

pNtHeaders64 = (PIMAGE_NT_HEADERS64)(uiLibraryAddress + ((PIMAGE_DOS_HEADER)uiLibraryAddress)->e_lfanew);

if (x64Module)

{

pDataDirectory = (PIMAGE_DATA_DIRECTORY)&pNtHeaders64->OptionalHeader.DataDirectory[IMAGE_DIRECTORY_ENTRY_EXPORT];

}

else

{

pDataDirectory = (PIMAGE_DATA_DIRECTORY)&pNtHeaders32->OptionalHeader.DataDirectory[IMAGE_DIRECTORY_ENTRY_EXPORT];

}

// get the VA of the export directory

pExportDirectory = (PIMAGE_EXPORT_DIRECTORY)(uiLibraryAddress + pDataDirectory->VirtualAddress);

// get the VA for the array of addresses

uiAddressArray = (uiLibraryAddress + pExportDirectory->AddressOfFunctions);

// get the VA for the array of name pointers

uiNameArray = (uiLibraryAddress + pExportDirectory->AddressOfNames);

// get the VA for the array of name ordinals

uiNameOrdinals = (uiLibraryAddress + pExportDirectory->AddressOfNameOrdinals);

// test if we are importing by name or by ordinal...

if ((PtrToUlong(lpProcName) & 0xFFFF0000) == 0x00000000)

{

// import by ordinal...

// use the import ordinal (- export ordinal base) as an index into the array of addresses

uiAddressArray += ((IMAGE_ORDINAL(PtrToUlong(lpProcName)) - pExportDirectory->Base) * sizeof(unsigned long));

// resolve the address for this imported function

fpResult = (ULONG_PTR)(uiLibraryAddress + DEREF_32(uiAddressArray));

}

else

{

// import by name...

unsigned long dwCounter = pExportDirectory->NumberOfNames;

while (dwCounter--)

{

char * cpExportedFunctionName = (char *)(uiLibraryAddress + DEREF_32(uiNameArray));

// test if we have a match...

if (strcmp(cpExportedFunctionName, lpProcName) == 0)

{

// use the functions name ordinal as an index into the array of name pointers

uiAddressArray += (DEREF_16(uiNameOrdinals) * sizeof(unsigned long));

// calculate the virtual address for the function

fpResult = (ULONG_PTR)(uiLibraryAddress + DEREF_32(uiAddressArray));

// finish...

break;

}

// get the next exported function name

uiNameArray += sizeof(unsigned long);

// get the next exported function name ordinal

uiNameOrdinals += sizeof(unsigned short);

}

__except (EXCEPTION_EXECUTE_HANDLER)

{

fpResult = NULL;

}

return fpResult;

}

// 搜索字符串,来自blackbone

LONG SafeSearchString(IN PUNICODE_STRING source, IN PUNICODE_STRING target, IN BOOLEAN CaseInSensitive)

{

ASSERT(source != NULL && target != NULL);

if (source == NULL || target == NULL || source->Buffer == NULL || target->Buffer == NULL)

return STATUS_INVALID_PARAMETER;

// Size mismatch

if (source->Length < target->Length)

return -1;

USHORT diff = source->Length - target->Length;

for (USHORT i = 0; i <= (diff / sizeof(WCHAR)); i++)

{

if (RtlCompareUnicodeStrings(

source->Buffer + i ,

target->Length / sizeof(WCHAR),

target->Buffer,

target->Length / sizeof(WCHAR),

CaseInSensitive

) == 0)

{

return i;

}

return -1;

}

//注入线程

VOID INJECT_ROUTINE_X86(

_In_ PVOID StartContext)

{

PINJECT_PROCESSID_DATA injectdata = (PINJECT_PROCESSID_DATA)StartContext;

DPRINT("x86注入 pid=%d %p\n", injectdata->pid, injectdata->imagebase);

//1.attach进程，2.找导出表ZwContinue 3.组合shellcode 4.申请内存 5.Hook ZwContinue

ULONG trace = 1;

PEPROCESS process;

NTSTATUS status;

KAPC_STATE apc;

BOOLEAN attach = false;

ULONG64 pfnZwContinue = 0;

PVOID pZwContinue;

PVOID alloc_ptr = NULL;

SIZE_T alloc_size = 0;

SIZE_T alloc_pagesize = 5;

ULONG alloc_oldProtect = 0;

ULONG dllPos, shellcodePos;

INJECT_PROCESSID_PAYLOAD_X86 payload = { 0 };

UCHAR hookbuf[5];

ULONG dwTmpBuf;

SIZE_T returnLen;

//KdBreakPoint();

//1.attach进程

status = PsLookupProcessByProcessId(injectdata->pid, &process);

if (!NT_SUCCESS(status) && process == NULL)

{

goto __exit;

}

ObDereferenceObject(process);

trace = 2;

KeStackAttachProcess(process, &apc);

attach = true;

//2.找导出表ZwContinue

pfnZwContinue = (ULONG)GetProcAddressR((ULONG_PTR)injectdata->imagebase, "ZwContinue", false);

if (pfnZwContinue == NULL)

{

goto __exit;

}

trace = 3;

status = pfn_NtReadVirtualMemory(NtCurrentProcess(),

(PVOID)pfnZwContinue,

&payload.oldData,

sizeof(payload.oldData),

NULL);

if (!NT_SUCCESS(status))

{

goto __exit;

}

trace = 4;

//3.计算shellcode 大小

alloc_size = sizeof(INJECT_PROCESSID_PAYLOAD_X86) + sizeof(MemLoadShellcode_x86) + g_injectDll.x86dllsize;

payload.saveReg[0] = 0x60; //pushad

payload.saveReg[1] = 0x9c; //pushfd

payload.restoneHook[0] = 0xB9; // mov ecx,5

payload.restoneHook[5] = 0xBE; // mov edi,xxxx

payload.restoneHook[10] = 0xBF; // mov esi,xxxx

payload.restoneHook[15] = 0xF3;

payload.restoneHook[16] = 0xA4; // rep movsb

payload.invokeMemLoad[0] = 0x68; // push xxxxxx

payload.invokeMemLoad[5] = 0xE8; // call xxxxxx

payload.eraseDll[0] = 0xB0;

payload.eraseDll[2] = 0xB9;

payload.eraseDll[7] = 0xBF;

payload.eraseDll[12] = 0xF3;

payload.eraseDll[13] = 0xAA;

payload.restoneReg[0] = 0x9D; // popfd

payload.restoneReg[1] = 0x61; // popad

payload.jmpOld[0] = 0xE9;// jmp xxxxxx

//4.申请内存

status = pfn_NtAllocateVirtualMemory(NtCurrentProcess(),

&alloc_ptr,

NULL,

&alloc_size,

MEM_COMMIT,

PAGE_EXECUTE_READWRITE);

if (!NT_SUCCESS(status))

{

goto __exit;

}

trace = 5;

//5. Hook ZwContinue

//计算dll 和shellcode位置

dllPos = PtrToUlong(alloc_ptr) + sizeof(INJECT_PROCESSID_PAYLOAD_X86) - 2;

shellcodePos = dllPos + g_injectDll.x86dllsize;

//恢复hook

dwTmpBuf = sizeof(payload.oldData);

memcpy(&payload.restoneHook[1], &dwTmpBuf, sizeof(ULONG));

dwTmpBuf = PtrToUlong(alloc_ptr) + (sizeof(INJECT_PROCESSID_PAYLOAD_X86) - 7);

memcpy(&payload.restoneHook[6], &dwTmpBuf, sizeof(ULONG));

memcpy(&payload.restoneHook[11], &pfnZwContinue, sizeof(ULONG));

//调用内存加载

memcpy(&payload.invokeMemLoad[1], &dllPos, sizeof(ULONG));

dwTmpBuf = shellcodePos - (PtrToUlong(alloc_ptr) + 24) - 5;

memcpy(&payload.invokeMemLoad[6], &dwTmpBuf, sizeof(ULONG));

//擦除DLL

dwTmpBuf = sizeof(MemLoadShellcode_x86) + g_injectDll.x86dllsize;

memcpy(&payload.eraseDll[3], &dwTmpBuf, sizeof(ULONG));

memcpy(&payload.eraseDll[8], &dllPos, sizeof(ULONG));

//跳回去

dwTmpBuf = (ULONG)pfnZwContinue - (PtrToUlong(alloc_ptr) + (sizeof(INJECT_PROCESSID_PAYLOAD_X86) - 12)) - 5;

memcpy(&payload.jmpOld[1], &dwTmpBuf, sizeof(ULONG));

status = pfn_NtWriteVirtualMemory(NtCurrentProcess(),

alloc_ptr,

&payload,

sizeof(payload),

&returnLen);

if (!NT_SUCCESS(status))

{

goto __exit;

}

trace = 6;

status = pfn_NtWriteVirtualMemory(NtCurrentProcess(),

(PVOID)dllPos,

g_injectDll.x86dll,

g_injectDll.x86dllsize,

&returnLen);

if (!NT_SUCCESS(status))

{

goto __exit;

}

trace = 7;

status = pfn_NtWriteVirtualMemory(NtCurrentProcess(),

(PVOID)shellcodePos,

&MemLoadShellcode_x86,

sizeof(MemLoadShellcode_x86),

&returnLen);

if (!NT_SUCCESS(status))

{

goto __exit;

}

trace = 8;

//Hook

dwTmpBuf = PtrToUlong(alloc_ptr) - (ULONG)pfnZwContinue - 5;

hookbuf[0] = 0xE9;

memcpy(&hookbuf[1], &dwTmpBuf, sizeof(ULONG));

//备份一遍原地址

pZwContinue = (PVOID)pfnZwContinue;

status = pfn_NtProtectVirtualMemory(NtCurrentProcess(),

(PVOID*)&pfnZwContinue,

&alloc_pagesize,

PAGE_EXECUTE_READWRITE,

&alloc_oldProtect);

if (!NT_SUCCESS(status))

{

goto __exit;

}

trace = 9;

status = pfn_NtWriteVirtualMemory(NtCurrentProcess(),

(PVOID)pZwContinue,

&hookbuf,

sizeof(hookbuf),

&returnLen);

if (!NT_SUCCESS(status))

{

goto __exit;

}

trace = 10;

__exit:

DPRINT("%s TRACE:%d status = %08X \n", __FUNCTION__, trace, status);

if (attach) { KeUnstackDetachProcess(&apc); }

ExFreeToNPagedLookasideList(&g_injectDataLookaside, StartContext);

PsTerminateSystemThread(0);

}

VOID INJECT_ROUTINE_X64(

_In_ PVOID StartContext)

{

PINJECT_PROCESSID_DATA injectdata = (PINJECT_PROCESSID_DATA)StartContext;

DPRINT("x64注入 pid=%d %p\n", injectdata->pid, injectdata->imagebase);

//1.attach进程，2.找导出表ZwContinue 3.组合shellcode 4.申请内存 5.Hook ZwContinue

ULONG trace = 1;

PEPROCESS process;

NTSTATUS status;

KAPC_STATE apc;

BOOLEAN attach = false;

ULONG64 pfnZwContinue = 0;

PVOID pZwContinue;

PVOID alloc_ptr = NULL;

SIZE_T alloc_size = 0;

SIZE_T alloc_pagesize = 5;

ULONG alloc_oldProtect = 0;

ULONG64 dllPos, shellcodePos;

INJECT_PROCESSID_PAYLOAD_X64 payload = { 0 };

UCHAR hookbuf[14] = { 0xff, 0x25, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 };

ULONG64 dwTmpBuf;

ULONG dwTmpBuf2;

SIZE_T returnLen;

//KdBreakPoint();

//1.attach进程

status = PsLookupProcessByProcessId(injectdata->pid, &process);

if (!NT_SUCCESS(status) && process == NULL)

{

goto __exit;

}

ObDereferenceObject(process);

trace = 2;

KeStackAttachProcess(process, &apc);

attach = true;

//2.找导出表ZwContinue

pfnZwContinue = GetProcAddressR((ULONG_PTR)injectdata->imagebase, "ZwContinue", true);

if (pfnZwContinue == NULL)

{

goto __exit;

}

trace = 3;

status = pfn_NtReadVirtualMemory(NtCurrentProcess(),

(PVOID)pfnZwContinue,

&payload.oldData,

sizeof(payload.oldData),

NULL);

if (!NT_SUCCESS(status))

{

goto __exit;

}

trace = 4;

//3.计算shellcode 大小

alloc_size = sizeof(INJECT_PROCESSID_PAYLOAD_X64) + sizeof(MemLoadShellcode_x64) + g_injectDll.x64dllsize;

UCHAR saveReg[] = "\x50\x51\x52\x53\x6A\xFF\x55\x56\x57\x41\x50\x41\x51\x6A\x10\x41\x53\x41\x54\x41\x55\x41\x56\x41\x57";

UCHAR restoneReg[] = "\x41\x5F\x41\x5E\x41\x5D\x41\x5C\x41\x5B\x41\x5A\x41\x59\x41\x58\x5F\x5E\x5D\x48\x83\xC4\x08\x5B\x5A\x59\x58";

memcpy(payload.saveReg, saveReg, sizeof(saveReg));

memcpy(payload.restoneReg, restoneReg, sizeof(restoneReg));

payload.subStack[0] = 0x48;

payload.subStack[1] = 0x83;

payload.subStack[2] = 0xec;

payload.subStack[3] = 0x28;

payload.addStack[0] = 0x48;

payload.addStack[1] = 0x83;

payload.addStack[2] = 0xc4;

payload.addStack[3] = 0x28;

payload.restoneHook[0] = 0x48;

payload.restoneHook[1] = 0xb9; // mov rcx,len

payload.restoneHook[10] = 0x48;

payload.restoneHook[11] = 0xBF; //mov rdi,xxxx

payload.restoneHook[20] = 0x48;

payload.restoneHook[21] = 0xBe; //mov rsi,xxxx

payload.restoneHook[30] = 0xF3;

payload.restoneHook[31] = 0xA4; //REP MOVSB

payload.invokeMemLoad[0] = 0x48;

payload.invokeMemLoad[1] = 0xb9; // mov rcx,xxxxxx

payload.invokeMemLoad[10] = 0xE8; // call xxxxx

payload.eraseDll[0] = 0x48;

payload.eraseDll[1] = 0xbf; // mov rdi,addr

payload.eraseDll[10] = 0x31;

payload.eraseDll[11] = 0xC0; //xor eax,eax

payload.eraseDll[12] = 0x48;

payload.eraseDll[13] = 0xB9; //mov rcx,xxxxx

payload.eraseDll[22] = 0xF3;

payload.eraseDll[23] = 0xAA;

payload.jmpOld[0] = 0xFF;// jmp xxxxxx

payload.jmpOld[1] = 0x25;

//4.申请内存

status = pfn_NtAllocateVirtualMemory(NtCurrentProcess(),

&alloc_ptr,

NULL,

&alloc_size,

MEM_COMMIT,

PAGE_EXECUTE_READWRITE);

if (!NT_SUCCESS(status))

{

goto __exit;

}

trace = 5;

//5. Hook ZwContinue

dllPos = ULONG64(alloc_ptr) + (sizeof(INJECT_PROCESSID_PAYLOAD_X64) - 2);

shellcodePos = dllPos + g_injectDll.x64dllsize;

//恢复hook

dwTmpBuf = sizeof(payload.oldData);

memcpy(&payload.restoneHook[2], &dwTmpBuf, sizeof(ULONG64));

dwTmpBuf = (ULONG64)alloc_ptr + (sizeof(INJECT_PROCESSID_PAYLOAD_X64) - 16);

memcpy(&payload.restoneHook[12], &pfnZwContinue, sizeof(ULONG64));

memcpy(&payload.restoneHook[22], &dwTmpBuf, sizeof(ULONG64));

//调用内存加载

memcpy(&payload.invokeMemLoad[2], &dllPos, sizeof(ULONG64));

dwTmpBuf2 = (ULONG)(shellcodePos - ((ULONG64)alloc_ptr + 0x47) - 5);

memcpy(&payload.invokeMemLoad[11], &dwTmpBuf2, sizeof(ULONG));

//擦除DLL

dwTmpBuf = sizeof(MemLoadShellcode_x64) + g_injectDll.x64dllsize;

memcpy(&payload.eraseDll[2], &dllPos, sizeof(ULONG64));

memcpy(&payload.eraseDll[14], &dwTmpBuf, sizeof(ULONG64));

//跳回去

memcpy(&payload.jmpOld[6], &pfnZwContinue, sizeof(ULONG64));

status = pfn_NtWriteVirtualMemory(NtCurrentProcess(),

alloc_ptr,

&payload,

sizeof(payload),

&returnLen);

if (!NT_SUCCESS(status))

{

goto __exit;

}

trace = 6;

status = pfn_NtWriteVirtualMemory(NtCurrentProcess(),

(PVOID)dllPos,

g_injectDll.x64dll,

g_injectDll.x64dllsize,

&returnLen);

if (!NT_SUCCESS(status))

{

goto __exit;

}

trace = 7;

status = pfn_NtWriteVirtualMemory(NtCurrentProcess(),

(PVOID)shellcodePos,

&MemLoadShellcode_x64,

sizeof(MemLoadShellcode_x64),

&returnLen);

if (!NT_SUCCESS(status))

{

goto __exit;

}

trace = 8;

//Hook

hookbuf[0] = 0xFF;

hookbuf[1] = 0x25;

memcpy(&hookbuf[6], &alloc_ptr, sizeof(ULONG64));

pZwContinue = (PVOID)pfnZwContinue;

status = pfn_NtProtectVirtualMemory(NtCurrentProcess(),

(PVOID*)&pfnZwContinue,

&alloc_pagesize,

PAGE_EXECUTE_READWRITE,

&alloc_oldProtect);

if (!NT_SUCCESS(status))

{

goto __exit;

}

trace = 9;

status = pfn_NtWriteVirtualMemory(NtCurrentProcess(),

(PVOID)pZwContinue,

&hookbuf,

sizeof(hookbuf),

&returnLen);

if (!NT_SUCCESS(status))

{

goto __exit;

}

trace = 10;

__exit:

DPRINT("%s TRACE:%d status = %08X \n", __FUNCTION__, trace, status);

if (attach) { KeUnstackDetachProcess(&apc); }

ExFreeToNPagedLookasideList(&g_injectDataLookaside, StartContext);

PsTerminateSystemThread(0);

}

VOID LoadImageNotify(

_In_ PUNICODE_STRING FullImageName,

_In_ HANDLE ProcessId,

_In_ PIMAGE_INFO ImageInfo

)

{

//过滤system进程

if (FullImageName == NULL ||

ProcessId == (HANDLE)4 ||

ProcessId == (HANDLE)0 ||

ImageInfo == NULL ||

ImageInfo->SystemModeImage == 1)

{

return;

}

if (KeGetCurrentIrql() != PASSIVE_LEVEL)

{

return;

}

BOOLEAN x64Process = false;

PEPROCESS process = NULL;

if (!NT_SUCCESS(PsLookupProcessByProcessId(ProcessId, &process)))

{

return;

}

x64Process = (PsGetProcessWow64Process(process) == NULL);

ObDereferenceObject(process);

//是否已经传入注入DLL

if (x64Process)

{

if (g_injectDll.x64dll == NULL || g_injectDll.x64dllsize == 0)

{

return;

}

else

{

if (g_injectDll.x86dll == NULL || g_injectDll.x86dllsize == 0)

{

return;

}

//是否已经注入？

if (QueryInjectListStatus(ProcessId))

{

return;

}

//是否是ntdll加载时机？

if (x64Process)

{

UNICODE_STRING ntdll_fullimage;

RtlInitUnicodeString(&ntdll_fullimage, L"\\System32\\ntdll.dll");

if (SafeSearchString(FullImageName, &ntdll_fullimage, TRUE) == -1)

{

return;

}

else

{

UNICODE_STRING ntdll_fullimage;

RtlInitUnicodeString(&ntdll_fullimage, L"\\SysWOW64\\ntdll.dll");

if (SafeSearchString(FullImageName, &ntdll_fullimage, TRUE) == -1)

{

return;

}

//开始注入

NTSTATUS status;

HANDLE thread_hanlde;

PVOID thread_object;

PINJECT_PROCESSID_DATA injectdata = (PINJECT_PROCESSID_DATA)\

ExAllocateFromNPagedLookasideList(&g_injectDataLookaside);

if (injectdata == NULL)

{

return;

}

injectdata->pid = ProcessId;

injectdata->imagebase = ImageInfo->ImageBase;

injectdata->imagesize = ImageInfo->ImageSize;

status = PsCreateSystemThread(

&thread_hanlde,

THREAD_ALL_ACCESS,

NULL,

NtCurrentProcess(),

NULL,

x64Process ? INJECT_ROUTINE_X64 : INJECT_ROUTINE_X86,

injectdata);

if (NT_SUCCESS(status))

{

//添加到已经注入列表里面

SetInjectListStatus(ProcessId);

if (NT_SUCCESS(ObReferenceObjectByHandle(thread_hanlde, THREAD_ALL_ACCESS, NULL, KernelMode, &thread_object, NULL)))

{

KeWaitForSingleObject(thread_object, Executive, KernelMode, FALSE, NULL);

ObDereferenceObject(thread_object);

}

ZwClose(thread_hanlde);

}

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DriverInjectDll/driver_inject.cpp at master · CrazyMrCode/DriverInjectDll · GitHub

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