'By 炉子[0GiNr]
'http://0GiNr.com | http://hi.baidu.com/breakinglove_
'转载请注明出处
Option Explicit
Private Declare Function NtReadVirtualMemory _
Lib "NTDLL.DLL" (ByVal ProcessHandle As Long, _
ByVal BaseAddress As Long, _
ByVal pBuffer As Long, _
ByVal NumberOfBytesToRead As Long, _
ByRef NumberOfBytesReaded As Long) As Long
Private Declare Function NtWriteVirtualMemory _
Lib "NTDLL.DLL" (ByVal ProcessHandle As Long, _
ByVal BaseAddress As Long, _
ByVal pBuffer As Long, _
ByVal NumberOfBytesToWrite As Long, _
ByRef NumberOfBytesWritten As Long) As Long
'Private Const pgSharedInfo = &H77D700A0 //can be located now.
Private Const NtGetCurrentProcess = -1 '//0xFFFFFFFF
Private Type SHAREDINFO
psi As Long 'tagSERVERINFO
aheList As Long '_HANDLEENTRY - handle table pointer
pDispInfo As Long 'global displayinfo
ulSharedDelta As Long 'delta between client and kernel mapping of ...
'省略
End Type
Private Type HANDLEENTRY
phead As Long 'pointer to the real object
pOwner As Long 'pointer to owning entity (pti or ppi)
bType As Byte 'type of object
bFlags As Byte 'flags - like destroy flag
wUniq As Integer 'uniqueness count
End Type
Private Type SERVERINFO 'si
wRIPFlags As Integer 'RIPF_ flags
wSRVIFlags As Integer 'SRVIF_ flags
wRIPPID As Integer 'PID of process to apply RIP flags to (zero means all)
wRIPError As Integer 'Error to break on (zero means all errors are treated equal)
cHandleEntries As Long 'count of handle entries in array
End Type
Private Enum HANDLE_TYPE
TYPE_FREE = 0 'must be zero!
TYPE_WINDOW = 1 'in order of use for C code lookups
TYPE_MENU = 2
TYPE_CURSOR = 3
TYPE_SETWINDOWPOS = 4
TYPE_HOOK = 5
TYPE_CLIPDATA = 6 'clipboard data
TYPE_CALLPROC = 7
TYPE_ACCELTABLE = 8
TYPE_DDEACCESS = 9
TYPE_DDECONV = 10
TYPE_DDEXACT = 11 'DDE transaction tracking info.
TYPE_MONITOR = 12
TYPE_KBDLAYOUT = 13 'Keyboard Layout handle (HKL) object.
TYPE_KBDFILE = 14 'Keyboard Layout file object.
TYPE_WINEVENTHOOK = 15 'WinEvent hook (EVENTHOOK)
TYPE_TIMER = 16
TYPE_INPUTCONTEXT = 17 'Input Context info structure
TYPE_CTYPES = 18 'Count of TYPEs; Must be LAST + 1
TYPE_GENERIC = 255 'used for generic handle valIDAtion
End Enum
Public Enum HOOK_TYPE
WH_MSGFILTER = -1
WH_JOURNALRECORD = 0
WH_JOURNALPLAYBACK = 1
WH_KEYBOARD = 2
WH_GETMESSAGE = 3
WH_CALLWNDPROC = 4
WH_CBT = 5
WH_SYSMSGFILTER = 6
WH_MOUSE = 7
WH_HARDWARE = 8
WH_DEBUG = 9
WH_SHELL = 10
WH_FOREGROUNDIDLE = 11
WH_CALLWNDPROCRET = 12
WH_KEYBOARD_LL = 13
WH_MOUSE_LL = 14
End Enum
Private Type HEAD
hObject As Long
cLockObj As Long
End Type
Private Type THROBJHEAD
headinfo As HEAD
pti As Long 'PTHREADINFO
End Type
Private Type DESKHEAD
rpdesk As Long 'PDESKTOP
pSelf As Long 'PBYTE
End Type
Private Type THRDESKHEAD
ThreadObjHead As THROBJHEAD
DesktopHead As DESKHEAD
End Type
Private Type HOOK 'hk
tshead As THRDESKHEAD
phkNext As Long
iHook As Integer '// WH_xxx hook type
offPfn As Long
flags As Integer '// HF_xxx flags
ihmod As Integer
ptiHooked As Long '//PTHREADINFO - Thread hooked.
rpdesk As Long '// Global hook pdesk. Only used when hook is locked and owner is destroyed
End Type
Private Type W32THREAD
pEThread As Long
RefCount As Long
ptlW32 As Long
pgdiDcattr As Long
pgdiBrushAttr As Long
pUMPDObjs As Long
pUMPDHeap As Long
dwEngAcquireCount As Long
pSemTable As Long
pUMPDObj As Long
End Type
Public Type MsgHookInfo
hHook As Long
iHookType As HOOK_TYPE
pEThread As Long
offPfn As Long
End Type
Private pgSharedInfo As Long
Private Declare Function GetModuleHandle _
Lib "kernel32.dll" Alias "GetModuleHandleA" _
(ByVal lpModuleName As String) As Long
Private Declare Function GetProcAddress _
Lib "kernel32.dll" (ByVal hModule As Long, _
ByVal lpProcName As String) As Long
Private Sub LocateSharedInfo() 'locate gSharedInfo
Dim pfnUserRegisterWowHandlers As Long: pfnUserRegisterWowHandlers = GetProcAddress(GetModuleHandle("user32.dll"), "UserRegisterWowHandlers")
Dim I As Long
For I = pfnUserRegisterWowHandlers To pfnUserRegisterWowHandlers + &H1000
If ((ReadMemoryToInt(I) = &H40C7) And _
(ReadMemoryToInt(I + 1 * 7) = &H40C7) And _
(ReadMemoryToInt(I + 2 * 7) = &H40C7) And _
(ReadMemoryToInt(I + 3 * 7) = &H40C7) And _
(ReadMemoryToInt(I + 4 * 7) = &H40C7) And _
(ReadMemoryToInt(I + 5 * 7) = &H40C7)) Then
If (ReadMemoryToByt(I + 6 * 7) = &HB8) Then '40c7: mov dword ptr
Debug.Print "position="; Hex(I)
pgSharedInfo = ReadMemoryToLong(I + 6 * 7 + 1)
Debug.Print "gSharedInfo="; Hex(pgSharedInfo)
End If
End If
Next
End Sub
Private Function ReadMemoryToInt(ByVal dwAddress As Long) As Integer
Dim st As Long
Dim ret As Integer
Dim nReadBytes As Long
st = NtReadVirtualMemory(NtGetCurrentProcess, dwAddress, VarPtr(ret), LenB(ret), nReadBytes)
ReadMemoryToInt = ret
End Function
Private Function ReadMemoryToLong(ByVal dwAddress As Long) As Long
Dim st As Long
Dim ret As Long
Dim nReadBytes As Long
st = NtReadVirtualMemory(NtGetCurrentProcess, dwAddress, VarPtr(ret), LenB(ret), nReadBytes)
ReadMemoryToLong = ret
End Function
Private Function ReadMemoryToByt(ByVal dwAddress As Long) As Byte
Dim st As Long
Dim ret As Byte
Dim nReadBytes As Long
st = NtReadVirtualMemory(NtGetCurrentProcess, dwAddress, VarPtr(ret), LenB(ret), nReadBytes)
ReadMemoryToByt = ret
End Function
Public Function EnumMsgHook_Init() As Boolean
Call LocateSharedInfo
EnumMsgHook_Init = (pgSharedInfo <> 0)
End Function
Public Function EnumMsgHook() As MsgHookInfo()
Dim hProcess As Long: hProcess = NtGetCurrentProcess '???
Dim gSharedInfo As SHAREDINFO
Dim gHandleEntries() As HANDLEENTRY
Dim gsi As SERVERINFO
Dim retArray() As MsgHookInfo
Dim st As Long
Dim nReadBytes As Long
Dim I As Long
Dim hHookInfo As HOOK
Dim tmpBytArray() As Byte
Dim w32thd As W32THREAD
ReDim retArray(0)
st = NtReadVirtualMemory(hProcess, pgSharedInfo, VarPtr(gSharedInfo), LenB(gSharedInfo), nReadBytes)
If (Not NT_SUCCESS(st)) Then GoTo ExitFunc__
st = NtReadVirtualMemory(hProcess, gSharedInfo.psi, VarPtr(gsi), LenB(gsi), nReadBytes)
If (Not NT_SUCCESS(st)) Then GoTo ExitFunc__
ReDim gHandleEntries(gsi.cHandleEntries - 1)
st = NtReadVirtualMemory(hProcess, gSharedInfo.aheList, VarPtr(gHandleEntries(LBound(gHandleEntries))), _
LenB(gHandleEntries(LBound(gHandleEntries))) * gsi.cHandleEntries, nReadBytes)
If (Not NT_SUCCESS(st)) Then GoTo ExitFunc__
For I = LBound(gHandleEntries) To UBound(gHandleEntries)
If (gHandleEntries(I).bType = TYPE_HOOK) Then
'generally, phead is in kernel memory, so we cannot read through NtReadVirtualMemory
ReDim tmpBytArray(LenB(hHookInfo) - 1)
If (DumpKernelMemory(gHandleEntries(I).phead, LenB(hHookInfo), tmpBytArray)) Then
If (CopyMemory(VarPtr(hHookInfo), VarPtr(tmpBytArray(LBound(tmpBytArray))), LenB(hHookInfo))) Then
With retArray(UBound(retArray))
.hHook = hHookInfo.tshead.ThreadObjHead.headinfo.hObject
.iHookType = hHookInfo.iHook
.offPfn = hHookInfo.offPfn
ReDim tmpBytArray(LenB(w32thd) - 1)
If (DumpKernelMemory(hHookInfo.tshead.ThreadObjHead.pti, LenB(w32thd), tmpBytArray)) Then
If (CopyMemory(VarPtr(w32thd), VarPtr(tmpBytArray(LBound(tmpBytArray))), LenB(w32thd))) Then
.pEThread = w32thd.pEThread
End If
End If
'Debug.Print String(30, "="); vbCrLf; _
' " hHook: "; Format(Hex(.hHook), "@@@@@@@@"); vbCrLf; _
' " offPfn: "; Format(Hex(.offPfn), "@@@@@@@@"); vbCrLf; _
' " iHook: "; .iHookType; vbCrLf; _
' " pEThread: "; Format(Hex(.pEThread), "@@@@@@@@"); vbCrLf
'======================================================================
End With
ReDim Preserve retArray(UBound(retArray) + 1)
End If
End If
End If
Next
ExitFunc__:
If (UBound(retArray) > 0) Then ReDim Preserve retArray(UBound(retArray) - 1)
EnumMsgHook = retArray
Erase retArray
Erase tmpBytArray
End Function
Public Function CopyMemory(ByVal pDst As Long, ByVal pSrc As Long, ByVal nLength As Long) As Boolean
Dim st As Long
st = NtWriteVirtualMemory(NtGetCurrentProcess, pDst, pSrc, nLength, ByVal 0)
CopyMemory = NT_SUCCESS(st)
End Function
Public Function NT_SUCCESS(ByVal Status As Long) As Boolean
NT_SUCCESS = (Status >= 0)
End Function
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发表于 2011-9-13 00:07
