1、首先解决The context is partially valid. Only x86 user-mode context is available.
SharedUserData->KdDebuggerEnabled = FALSE; //防止安全组件加载失败,SharedUserData这个是一个导出的全局变量直接写就行
做完这些之后基本上就能够下断点了,但是其实还是有问题(由于hook了系统函数有一定的几率会触发109错误->PathGuard,一开始我也分不清楚,后来慢慢的也了解了)
#include Ntifs.h>
#include ntimage.h>
extern void debg();
//关闭写保护
KIRQL WPOFFx64(){
KIRQL irql = KeRaiseIrqlToDpcLevel();
UINT64 cr0 = __readcr0();
cr0 = 0xfffffffffffeffff;
__writecr0(cr0);
_disable();
return irql;
}
//开启写保护
void WPONx64(KIRQL irql){
UINT64 cr0 = __readcr0();
cr0 |= 0x10000;
_enable();
__writecr0(cr0);
KeLowerIrql(irql);
}
//这里尝试过tp的双机调试,环境为win10 1903
//----------------------------------------------------------------------------------------------------------------------------------------------------------------
//1、首先解决The context is partially valid. Only x86 user-mode context is available.
/*
nt!KdpTrap:
fffff807`64bfffc8 48895c2408 mov qword ptr [rsp+8],rbx
fffff807`64bfffcd 4889542410 mov qword ptr [rsp+10h],rdx
fffff807`64bfffd2 57 push rdi
fffff807`64bfffd3 4883ec40 sub rsp,40h
fffff807`64bfffd7 33d2 xor edx,edx
*/
ULONG64 orgkdt = 0xfffff80166201fc8;
//ULONG64 orgkdt= 0xfffff80764bfffc8;//直接写硬编码,这里需要进行修改-------------------------------------------------------------------------------------------------------------------------------------------------------
NTKERNELAPI UCHAR * PsGetProcessImageFileName(__in PEPROCESS Process);
extern NTSTATUS hdbktrap(IN PKTRAP_FRAME TrapFrame,IN PKEXCEPTION_FRAME ExceptionFrame,IN PEXCEPTION_RECORD ExceptionRecord,IN PCONTEXT ContextRecord,IN KPROCESSOR_MODE PreviousMode,IN BOOLEAN SecondChanceException);
//这里做一个跳转
VOID ModifyKdpTrap(PVOID myaddress,PVOID targetaddress) {
KIRQL irql;
ULONGLONG myfun;
UCHAR jmp_code[] = "\x48\xB8\xFF\xFF\xFF\xFF\xFF\xFF\xFF\x00\xFF\xE0\x00\x00";//mov rax xxx,jmp rax
myfun = (ULONGLONG)myaddress;//替换成自己的函数地址
RtlCopyMemory(jmp_code + 2, myfun, 8);
//debg();
irql = WPOFFx64();
RtlCopyMemory(targetaddress, jmp_code, 12);
WPONx64(irql);
}
//这里完成hook
NTSTATUS HookKdpTrap(
IN PKTRAP_FRAME TrapFrame,
IN PKEXCEPTION_FRAME ExceptionFrame,
IN PEXCEPTION_RECORD ExceptionRecord,
IN PCONTEXT ContextRecord,
IN KPROCESSOR_MODE PreviousMode,
IN BOOLEAN SecondChanceException){
PEPROCESS hp = PsGetCurrentProcess();
if (!_stricmp((char *)PsGetProcessImageFileName(hp), "TASLogin.exe")){
return STATUS_SUCCESS;
}
return hdbktrap(TrapFrame, ExceptionFrame, ExceptionRecord, ContextRecord, PreviousMode, SecondChanceException);
}
//这里做一个还原
void UnHookKdpTrap() {
KIRQL irql;
UCHAR orignal_code[] = "\x48\x89\x5c\x24\x08\x48\x89\x54\x24\x10\x57\x48\x83\xec\x40";//mov rax xxx,jmp rax
irql = WPOFFx64();
RtlCopyMemory(orgkdt, orignal_code, 15);
WPONx64(irql);
}
//----------------------------------------------------------------------------------------------------------------------------------------------------------------
//----------------------------------------------------------------------------------------------------------------------------------------------------------------
//2、 防止安全组件加载失败
VOID DisableKdDebuggerEnabled() {
SharedUserData->KdDebuggerEnabled = FALSE; //防止安全组件加载失败
}
//----------------------------------------------------------------------------------------------------------------------------------------------------------------
//----------------------------------------------------------------------------------------------------------------------------------------------------------------
//3、TP会清零KdDebuggerEnabled,这里做一个每隔一秒的定时器
//----------------------------------------------------------------------------------------------------------------------------------------------------------------
//----------------------------------------------------------------------------------------------------------------------------------------------------------------
//4、断链隐藏 kdcom,防止kdcom内存被清空导致和windbg通讯不了
/*
0: kd> dt _eprocess
nt!_EPROCESS
+0x000 Pcb : _KPROCESS
+0x2e0 ProcessLock : _EX_PUSH_LOCK
+0x2e8 UniqueProcessId : Ptr64 Void
+0x2f0 ActiveProcessLinks : _LIST_ENTRY
*/
PDRIVER_OBJECT pDriverObject = NULL;
typedef struct _KLDR_DATA_TABLE_ENTRY {
LIST_ENTRY InLoadOrderLinks;
PVOID ExceptionTable;
ULONG ExceptionTableSize;
PVOID GpValue;
ULONG UnKnow;
PVOID DllBase;
PVOID EntryPoint;
ULONG SizeOfImage;
UNICODE_STRING FullDllName;
UNICODE_STRING BaseDllName;
ULONG Flags;
USHORT LoadCount;
USHORT __Unused5;
PVOID SectionPointer;
ULONG CheckSum;
PVOID LoadedImports;
PVOID PatchInformation;
} KLDR_DATA_TABLE_ENTRY, *PKLDR_DATA_TABLE_ENTRY;
VOID HideDriver(){
PKLDR_DATA_TABLE_ENTRY entry = (PKLDR_DATA_TABLE_ENTRY)pDriverObject->DriverSection;
PKLDR_DATA_TABLE_ENTRY firstentry;
UNICODE_STRING uniDriverName;
firstentry = entry;
// 初始化要隐藏驱动的驱动名
RtlInitUnicodeString(uniDriverName, L"kdcom.dll");
while ((PKLDR_DATA_TABLE_ENTRY)entry->InLoadOrderLinks.Flink != firstentry){
if (entry->FullDllName.Buffer != 0){
if (RtlCompareUnicodeString(uniDriverName, (entry->BaseDllName), FALSE) == 0){
//DbgPrint("隐藏驱动 %ws 成功!\n", entry->BaseDllName.Buffer);
// 修改 Flink 和 Blink 指针, 以跳过我们要隐藏的驱动
*((ULONG*)entry->InLoadOrderLinks.Blink) = (ULONG)entry->InLoadOrderLinks.Flink;
entry->InLoadOrderLinks.Flink->Blink = entry->InLoadOrderLinks.Blink;
/*
使被隐藏驱动LIST_ENTRY结构体的Flink, Blink域指向自己
因为此节点本来在链表中, 那么它邻接的节点驱动被卸载时,
系统会把此节点的Flink, Blink域指向它相邻节点的下一个节点.
但是, 它此时已经脱离链表了, 如果现在它原本相邻的节点驱动被
卸载了, 那么此节点的Flink, Blink域将有可能指向无用的地址, 而
造成随机性的BSoD.
*/
entry->InLoadOrderLinks.Flink = (LIST_ENTRY*)(entry->InLoadOrderLinks.Flink);
entry->InLoadOrderLinks.Blink = (LIST_ENTRY*)(entry->InLoadOrderLinks.Flink);
break;
}
}
// 链表往前走
entry = (PKLDR_DATA_TABLE_ENTRY)entry->InLoadOrderLinks.Flink;
}
}
//----------------------------------------------------------------------------------------------------------------------------------------------------------------
//----------------------------------------------------------------------------------------------------------------------------------------------------------------
//5、处理TP蓝屏
/*
fffff807`642d2210 48895c2420 mov qword ptr [rsp+20h],rbx
fffff807`642d2215 4488442418 mov byte ptr [rsp+18h],r8b
fffff807`642d221a 56 push rsi
fffff807`642d221b 57 push rdi
fffff807`642d221c 4154 push r12
fffff807`642d221e 4155 push r13
fffff807`642d2220 4157 push r15
fffff807`642d2222 4883ec20 sub rsp,20h
*/
#define KdEnteredDebugger 0xfffff80165d061e0
//#define KdEnteredDebugger 0xfffff80764704100//直接写硬编码,这里需要进行修改-----------------------------------------------------------------------------------------------------------------------------------------------
extern PMDL hookIoAllocateMdl(__drv_aliasesMem PVOID VirtualAddress, ULONG Length, BOOLEAN SecondaryBuffer, BOOLEAN ChargeQuota, PIRP Irp);
ULONG64 IoAllocateM=0;
//这里做一个跳转
VOID ModifyIoAllocateMdl(PVOID myaddress, PVOID targetaddress) {
KIRQL irql;
ULONGLONG myfun;
UCHAR jmp_code[] = "\x48\xB8\xFF\xFF\xFF\xFF\xFF\xFF\xFF\x00\xFF\xE0\x00\x00";//mov rax xxx,jmp rax
myfun = (ULONGLONG)myaddress;//替换成自己的函数地址
RtlCopyMemory(jmp_code + 2, myfun, 8);
//debg();
irql = WPOFFx64();
RtlCopyMemory(targetaddress, jmp_code, 12);
WPONx64(irql);
}
PMDL newIoAllocateMdl(__drv_aliasesMem PVOID VirtualAddress, ULONG Length, BOOLEAN SecondaryBuffer, BOOLEAN ChargeQuota, PIRP Irp){
//debg();
if(VirtualAddress == KdEnteredDebugger){
//DbgPrint("[KdEnteredDebugger] address: %p\n", KdEnteredDebugger);
VirtualAddress = (PUCHAR)KdEnteredDebugger + 0x30; //据暗中观察,+0x30 的位置恒为0
}
return hookIoAllocateMdl(VirtualAddress, Length, SecondaryBuffer, ChargeQuota, Irp);
}
//这里做一个还原
void UnHookIoAllocateMdl() {
KIRQL irql;
UCHAR orignal_code[] = "\x48\x89\x5c\x24\x20\x44\x88\x44\x24\x18\x56\x57\x41\x54\x41\x55";
irql = WPOFFx64();
RtlCopyMemory(IoAllocateMdl, orignal_code, 15);
WPONx64(irql);
}
//----------------------------------------------------------------------------------------------------------------------------------------------------------------
VOID DriverUnload(PDRIVER_OBJECT DriverObject) {
//还原之前的KdpTraphook
UnHookKdpTrap();
//还原之前的IoAllocateMdl
UnHookIoAllocateMdl();
//取消定时器
DbgPrint("See You !\n");
}
NTSTATUS DriverEntry(PDRIVER_OBJECT DriverObject, PUNICODE_STRING RegPath) {
pDriverObject = DriverObject;
DriverObject->DriverUnload = DriverUnload;
//这里把这个函数进行了hook
ModifyKdpTrap(HookKdpTrap, orgkdt);
//防止安全组件加载失败
DisableKdDebuggerEnabled();
//摘掉kdcom的eprocess
HideDriver();
//干掉TP蓝屏
IoAllocateM = (ULONG64)IoAllocateMdl;//得到函数的地址
ModifyIoAllocateMdl(newIoAllocateMdl, IoAllocateMdl);
//设置定时器
return STATUS_SUCCESS;
}
以上所述是小编给大家分享的Win10 1903过TP的双机调试问题,希望对大家有所帮助,如果大家有任何疑问请给我留言,小编会及时回复大家的。在此也非常感谢大家对脚本之家网站的支持!
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