E:\WINDDK\2600\lib\wxp\i386\ntoskrnl.lib
E:\WINDDK\2600\lib\wxp\i386\hal.lib
E:\WINDDK\2600\lib\wxp\i386\wmilib.lib
LINK : fatal error LNK1104: cannot open file '..\obj\i386\baby.sys'
驱动代码 是 坠落天才 大虾的!
#include<ntddk.h>
typedef struct _SERVICE_DESCRIPTOR_TABLE
{
PVOID ServiceTableBase;
PULONG ServiceCounterTableBase;
ULONG NumberOfService;
ULONG ParamTableBase;
}SERVICE_DESCRIPTOR_TABLE,*PSERVICE_DESCRIPTOR_TABLE; //由于KeServiceDescriptorTable只有一项,这里就简单点了
extern PSERVICE_DESCRIPTOR_TABLE KeServiceDescriptorTable;//KeServiceDescriptorTable为导出函数
/////////////////////////////////////
VOID Hook();
VOID Unhook();
VOID OnUnload(IN PDRIVER_OBJECT DriverObject);
//////////////////////////////////////
ULONG JmpAddress;//跳转到NtOpenProcess里的地址
ULONG OldServiceAddress;//原来NtOpenProcess的服务地址
//////////////////////////////////////
__declspec(naked) NTSTATUS __stdcall MyNtOpenProcess(PHANDLE ProcessHandle,
ACCESS_MASK DesiredAccess,
POBJECT_ATTRIBUTES ObjectAttributes,
PCLIENT_ID ClientId)
{
DbgPrint("NtOpenProcess() called");
__asm{
push 0C4h
push 804eb560h //共十个字节
jmp [JmpAddress]
}
}
///////////////////////////////////////////////////
NTSTATUS DriverEntry(IN PDRIVER_OBJECT DriverObject,PUNICODE_STRING RegistryPath)
{
DriverObject->DriverUnload = OnUnload;
DbgPrint("Unhooker load");
Hook();
return STATUS_SUCCESS;
}
/////////////////////////////////////////////////////
VOID OnUnload(IN PDRIVER_OBJECT DriverObject)
{
DbgPrint("Unhooker unload!");
Unhook();
}
/////////////////////////////////////////////////////
VOID Hook()
{
ULONG Address;
Address = (ULONG)KeServiceDescriptorTable->ServiceTableBase + 0x7A * 4;//0x7A为NtOpenProcess服务ID
DbgPrint("Address:0x%08X",Address);
OldServiceAddress = *(ULONG*)Address;//保存原来NtOpenProcess的地址
DbgPrint("OldServiceAddress:0x%08X",OldServiceAddress);
DbgPrint("MyNtOpenProcess:0x%08X",MyNtOpenProcess);
JmpAddress = (ULONG)NtOpenProcess + 10; //跳转到NtOpenProcess函数头+10的地方,这样在其前面写的JMP都失效了
DbgPrint("JmpAddress:0x%08X",JmpAddress);
__asm{//去掉内存保护
cli
mov eax,cr0
and eax,not 10000h
mov cr0,eax
}
*((ULONG*)Address) = (ULONG)MyNtOpenProcess;//HOOK SSDT
__asm{//恢复内存保护
mov eax,cr0
or eax,10000h
mov cr0,eax
sti
}
}
//////////////////////////////////////////////////////
VOID Unhook()
{
ULONG Address;
Address = (ULONG)KeServiceDescriptorTable->ServiceTableBase + 0x7A * 4;//查找SSDT
__asm{
cli
mov eax,cr0
and eax,not 10000h
mov cr0,eax
}
*((ULONG*)Address) = (ULONG)OldServiceAddress;//还原SSDT
__asm{
mov eax,cr0
or eax,10000h
mov cr0,eax
sti
}
DbgPrint("Unhook");
}
为什么会出错啊?
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