Option Explicit
'chenhui530
'VB创建SYSTEM用户进程
'2007-5-29
Private Const PROCESS_Create_THREAD = &H2
Private Const PROCESS_QUERY_INFORMATION = &H400
Private Const PROCESS_VM_WRITE = &H20
Private Const PROCESS_VM_OPERATION = &H8
Private Const PROCESS_VM_READ = &H10
Private Const PROCESS_TERMINATE = 1
Private Const READ_CONTROL = &H20000
Private Const WRITE_DAC = &H40000
Private Const MEM_COMMIT = &H1000
Private Const MEM_RELEASE = &H8000
Private Const PAGE_READWRITE = &H4
Private Const INFINITE = &HFFFFFFFF
Private Const STANDARD_RIGHTS_REQUIRED = &HF0000
Private Const TOKEN_ASSIGN_PRIMARY = &H1
Private Const TOKEN_DUPLICATE = (&H2)
Private Const TOKEN_IMPERSONATE = (&H4)
Private Const TOKEN_QUERY = (&H8)
Private Const TOKEN_QUERY_SOURCE = (&H10)
Private Const TOKEN_ADJUST_PRIVILEGES = (&H20)
Private Const TOKEN_ADJUST_GROUPS = (&H40)
Private Const TOKEN_ADJUST_DEFAULT = (&H80)
'Private Const TOKEN_ALL_ACCESS = (STANDARD_RIGHTS_REQUIRED or TOKEN_ASSIGN_PRIMARY or _
'TOKEN_DUPLICATE or TOKEN_IMPERSONATE or TOKEN_QUERY or TOKEN_QUERY_SOURCE or _
'TOKEN_ADJUST_PRIVILEGES or TOKEN_ADJUST_GROUPS or TOKEN_ADJUST_DEFAULT)
Private Const TOKEN_ALL_ACCESS = 983551
Private Const SE_PRIVILEGE_ENABLED = &H2
Private Const ANYSIZE_ARRAY = 1
Private Const SE_DEBUG_NAME = "SeDebugPrivilege"

Private Const DACL_SECURITY_INFORMATION = &H4

Private Const GRANT_ACCESS = 1

Private Type LUID
lowpart
As Long
highpart As Long
End
Type

Private Type LUID_AND_ATTRIBUTES
pLuid
As LUID
Attributes
As Long
End
Type

Private Type TOKEN_PRIVILEGES
PrivilegeCount
As Long
Privileges(ANYSIZE_ARRAY) As LUID_AND_ATTRIBUTES
End Type

Private Type TRUSTEE
pMultipleTrustee
As Long
MultipleTrusteeOperation As Long
TrusteeForm As Long
TrusteeType As Long
ptstrName As String
End
Type

Private Type EXPLICIT_ACCESS
grfAccessPermissions
As Long
grfAccessMode As Long
grfInheritance As Long
pTRUSTEE As TRUSTEE
End Type

Private Declare Sub BuildExplicitAccessWithName Lib "advapi32.dll" Alias _
"BuildExplicitAccessWithNameA" _
(ea
As Any, _
ByVal TrusteeName As String, _
ByVal AccessPermissions As Long, _
ByVal AccessMode As Integer, _
ByVal Inheritance As Long)

Private Declare Function SetEntriesInAcl Lib "advapi32.dll" Alias "SetEntriesInAclA" (ByVal CountofExplicitEntries As Long, ea As Any, ByVal OldAcl As Long, NewAcl As Long) As Long

Private Declare Function
GetNamedSecurityInfo Lib "advapi32.dll" Alias _
"GetNamedSecurityInfoA" _
(
ByVal ObjName As String, _
ByVal SE_OBJECT_TYPE As Long, _
ByVal SecInfo As Long, _
ByVal pSid As Long, _
ByVal pSidGroup As Long, _
pDacl
As Long, _
ByVal pSacl As Long, _
pSecurityDescriptor
As Long) As Long

Private Declare Function
SetNamedSecurityInfo Lib "advapi32.dll" Alias _
"SetNamedSecurityInfoA" _
(
ByVal ObjName As String, _
ByVal SE_OBJECT As Long, _
ByVal SecInfo As Long, _
ByVal pSid As Long, _
ByVal pSidGroup As Long, _
ByVal pDacl As Long, _
ByVal pSacl As Long) As Long

Private Declare Function
GetKernelObjectSecurity Lib "advapi32.dll" (ByVal Handle As Long, ByVal RequestedInformation As Long, pSecurityDescriptor As Long, ByVal nLength As Long, lpnLengthNeeded As Long) As Long


Private Declare Function
LocalFree Lib "kernel32" (ByVal hMem As Long) As Long

Private Declare Function
OpenProcessToken Lib "advapi32.dll" (ByVal ProcessHandle As Long, ByVal DesiredAccess As Long, TokenHandle As Long) As Long
Private Declare Function
AdjustTokenPrivileges Lib "advapi32.dll" (ByVal TokenHandle As Long, ByVal DisableAllPriv As Long, NewState As TOKEN_PRIVILEGES, ByVal BufferLength As Long, PreviousState As TOKEN_PRIVILEGES, ReturnLength As Long) As Long 'Used to adjust your program's security privileges, can't restore without it!
Private Declare Function LookupPrivilegeValue Lib "advapi32.dll" Alias "LookupPrivilegeValueA" (ByVal lpSystemName As Any, ByVal lpName As String, lpLuid As LUID) As Long
Private Declare Function
GetCurrentProcess Lib "kernel32" () As Long '获取当前进程句柄
Private Declare Function OpenProcess Lib "kernel32" (ByVal dwDesiredAccess As Long, ByVal bInheritHandle As Long, ByVal dwProcessId As Long) As Long
Private Declare Function
CloseHandle Lib "kernel32" (ByVal hObject As Long) As Long
Private Declare Function
EnumProcesses Lib "psapi.dll" (ByRef lpidProcess As Long, ByVal cb As Long, ByRef cbNeeded As Long) As Long
Private Declare Function <
/font>GetModuleFileNameExA Lib "psapi.dll" (ByVal hProcess As Long, ByVal hModule As Long, ByVal ModuleName As String, ByVal nSize As Long) As Long
Private Declare Function
EnumProcessModules Lib "psapi.dll" (ByVal hProcess As Long, ByRef lphModule As Long, ByVal cb As Long, ByRef cbNeeded As Long) As Long
Private Declare Function
GetLastError Lib "kernel32" () As Long
Private Declare Function
HeapAlloc Lib "kernel32" (ByVal hHeap As Long, ByVal dwFlags As Long, ByVal dwBytes As Long) As Long
Private Declare Function
GetProcessHeap Lib "kernel32" () As Long

Private Declare Function
MakeAbsoluteSD Lib "advapi32.dll" (ByVal pSelfRelativeSecurityDescriptor As Long, ByVal pAbsoluteSecurityDescriptor As Long, lpdwAbsoluteSecurityDescriptorSize As Long, ByVal pDacl As Long, lpdwDaclSize As Long, ByVal pSacl As Long, lpdwSaclSize As Long, ByVal pOwner As Long, lpdwOwnerSize As Long, ByVal pPrimaryGroup As Long, lpdwPrimaryGroupSize As Long) As Long

'Private Declare Function SetSecurityDescriptorDacl Lib "advapi32.dll" (pSecurityDescriptor As Long, ByVal bDaclPresent As Long, pDacl As ACL, ByVal bDaclDefaulted As Long) As Long
Private Declare Function SetSecurityDescriptorDacl Lib "advapi32.dll" (ByVal pSecurityDescriptor As Long, ByVal bDaclPresent As Long, ByVal pDacl As Long, ByVal bDaclDefaulted As Long) As Long

Private Declare Function
SetKernelObjectSecurity Lib "advapi32.dll" (ByVal Handle As Long, ByVal SecurityInformation As Long, ByVal SecurityDescriptor As Long) As Long
Private Declare Function
ImpersonateLoggedOnUser Lib "advapi32" (ByVal hToken As Long) As Long
'Private Declare Function DuplicateTokenEx Lib "advapi32" (ByVal hExistingToken As Long, ByVal dwDesiredAcces As Long, lpTokenAttribute As Long, ImpersonatonLevel As SECURITY_IMPERSONATION_LEVEL, ByVal tokenType As TOKEN_TYPE, Phandle As Long) As Long
Private Declare Function DuplicateTokenEx Lib "advapi32" (ByVal hExistingToken As Long, ByVal dwDesiredAcces As Long, lpTokenAttribute As Long, ImpersonatonLevel As SECURITY_IMPERSONATION_LEVEL, ByVal tokenType As TOKEN_TYPE, Phandle As Long) As Long
Private Declare Sub
CopyMemory Lib "kernel32" Alias "RtlMoveMemory" (Destination As Any, Source As Any, ByVal Length As Long)

'Private Declare Function GetSecurityDescriptorDacl Lib "advapi32.dll" (pSecurityDescriptor As Long, lpbDaclPresent As Long, pDacl As ACL, lpbDaclDefaulted As Long) As Long
olor="#0000FF">Private Declare Function GetSecurityDescriptorDacl Lib "advapi32.dll" (ByVal pSecurityDescriptor As Long, lpbDaclPresent As Long, pDacl As Long, lpbDaclDefaulted As Long) As Long
'Private Declare Function CreateProcessAsUser Lib "advapi32.dll" Alias "CreateProcessAsUserA" (ByVal hToken As Long, ByVal lpApplicationName As String, ByVal lpCommandLine As String, lpProcessAttributes As SECURITY_ATTRIBUTES, lpThreadAttributes As SECURITY_ATTRIBUTES, ByVal bInheritHandles As Long, ByVal dwCreationFlags As Long, ByVal lpEnvironment As String, ByVal lpCurrentDirectory As String, lpStartupInfo As STARTUPINFO, lpProcessInformation As PROCESS_INFORMATION) As Long
'Private Declare Function CreateProcessAsUser Lib "advapi32.dll" Alias "CreateProcessAsUserA" (ByVal hToken As Long, ByVal lpApplicationName As String, ByVal lpCommandLine As String, ByVal lpProcessAttributes As SECURITY_ATTRIBUTES, ByVal lpThreadAttributes As SECURITY_ATTRIBUTES, ByVal bInheritHandles As Long, ByVal dwCreationFlags As Long, ByVal lpEnvironment As String, ByVal lpCurrentDirectory As String, ByVal lpStartupInfo As STARTUPINFO, ByVal lpProcessInformation As PROCESS_INFORMATION) As Long
Private Declare Function CreateProcessAsUser Lib "advapi32.dll" Alias "CreateProcessAsUserA" (ByVal hToken As Long, ByVal lpApplicationName As String, ByVal lpCommandLine As String, lpProcessAttributes As Long, lpThreadAttributes As Long, ByVal bInheritHandles As Long, ByVal dwCreationFlags As Long, ByVal lpEnvironment As String, ByVal lpCurrentDirectory As String, lpStartupInfo As STARTUPINFO, lpProcessInformation As PROCESS_INFORMATION) As Long
Private Declare Function
HeapFree Lib "kernel32" (ByVal hHeap As Long, ByVal dwFlags As Long, lpMem As Any) As Long
Private Const
ERROR_INSUFFICIENT_BUFFER = 122
Private Const HEAP_ZERO_MEMORY As Long = &H8
Private Const ERROR_SUCCESS = 0&

Private Type SID_IDENTIFIER_AUTHORITY
Value(
6) As Byte
End
Type

Private Type SID
Revision
As Byte
SubAuthorityCount As Byte
IdentifierAuthority As SID_IDENTIFIER_AUTHORITY
'#if MIDL_PASS
'[size_is(SubAuthorityCount)] DWORD SubAuthority;
'#else // MIDL_PASS
SubAuthority(0) As Integer
'#endif // MIDL_PASS
End Type

Private Enum SECURITY_IMPERSONATION_LEVEL
SecurityAnonymous
SecurityIdentification
SecurityImpersonation
SecurityDelegation
End Enum

Private Enum
TOKEN_TYPE
TokenPrimary =
1
TokenImpersonation
End Enum

Private
Type SECURITY_ATTRIBUTES
nLength
As Long
lpSecurityDescriptor As Long
bInheritHandle 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 Type SECURITY_DESCRIPTOR
Revision
As Byte
Sbz1 As Byte
Control As Long
Owner As Long
Group As Long
Sacl As ACL
Dacl
As ACL
End Type

Private Type STARTUPINFO
cb
As Long
lpReserved As String
lpDesktop As String
lpTitle As String
dwX As Long
dwY As Long
dwXSize As Long

dwYSize As Long
dwXCountChars As Long
dwYCountChars As Long
dwFillAttribute As Long
dwFlags As Long
wShowWindow As Integer
cbReserved2 As Integer
lpReserved2 As Long
hStdInput As Long
hStdOutput As Long
hStdError As Long
End
Type

Private Type PROCESS_INFORMATION
hProcess
As Long
hThread As Long
dwProcessId As Long
dwThreadId As Long
End
Type


'提升进程为Debug权限
Public Function EnablePrivilege() As Boolean
Dim
hdlProcessHandle As Long
Dim
hdlTokenHandle As Long
Dim
tmpLuid As LUID
Dim tkp As TOKEN_PRIVILEGES
Dim tkpNewButIgnored As TOKEN_PRIVILEGES
Dim lBufferNeeded As Long
Dim
lp As Long
hdlProcessHandle = GetCurrentProcess()
lp = OpenProcessToken(hdlProcessHandle, TOKEN_ADJUST_PRIVILEGES
or TOKEN_QUERY, hdlTokenHandle)
Debug.Print
"TOKENS: " & CStr(TOKEN_ADJUST_PRIVILEGES or TOKEN_QUERY)
Debug.Print
"TOKEN: " & hdlTokenHandle
lp = LookupPrivilegeValue(vbNullString,
"SeDebugPrivilege", tmpLuid)
tkp.PrivilegeCount =
1
tkp.Privileges(0).pLuid = tmpLuid
tkp.Privileges(
0).Attributes = SE_PRIVILEGE_ENABLED
EnablePrivilege = AdjustTokenPrivileges(hdlTokenHandle,
False, tkp, Len(tkp), tkpNewButIgnored, lBufferNeeded)
End Function

Public Function
CreateSystemProcess(ByVal szProcessName As String) As Boolean
Dim
hProcess As Long, dwPid As Long, hToken As Long, hNewToken As Long, pOrigSd As SECURITY_DESCRIPTOR, pNewSd As SECURITY_DESCRIPTOR, dwSDLen As Long, bDAcl As Long, pOldDAcl As ACL, bDefDAcl As Long
Dim
dwRet As Long, pNewDAcl As ACL, pSacl As ACL, dwSidOwnLen As Long, dwSidPrimLen As Long, si As STARTUPINFO, pi As PROCESS_INFORMATION, bError As Boolean
Dim
ea As EXPLICIT_ACCESS, hOrigSd As Long, hOldDAcl As Long, hNewDAcl As Long, dwAclSize As Long, dwSaclSize As Long
Dim
hSacl As Long, hSidOwner As Long, hSidPrimary As Long, hNewSd As Long, lngErr As Long
Dim
hea As Long, hToken1 As Long, pSidOwner As SID, pSidPrimary As SID, ct As SECURITY_DESCRIPTOR
Dim hSacl1 As Long, hSidOwner1 As Long, hSidPrimary1 As Long
'提高进程权限为Debug权限
If Not EnablePrivilege Then
bError = True
GoTo
Cleanup
End If
'得到winlogon的进程ID
dwPid = GetSystemProcessID
If dwPid = 0 Then
bError = True
GoTo
Cleanup
End If
'得到句柄
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION, False, dwPid)
If hProcess = 0 Then
bError = True
GoTo
Cleanup
End If

'得到hToken
If OpenProcessToken(hProcess, READ_CONTROL or WRITE_DAC, hToken) = 0 Then
bError = True
GoTo
Cleanup
End If
'设置 ACE 具有所有访问权限
BuildExplicitAccessWithName ea, "Everyone", TOKEN_ALL_ACCESS, GRANT_ACCESS, 0
Debug.Print ea.grfAccessMode
'第一次调用肯定错误,目的是为了得到dwSDLen的值
If GetKernelObjectSecurity(ByVal hToken, DACL_SECURITY_INFORMATION, ByVal hOrigSd, ByVal 0, dwSDLen) = 0 Then
lngErr = GetLastError()
Debug.Print
"GetLastError: " & lngErr
Debug.Print
"dwSDLen值为: " & dwSDLen
' If lngErr = ERROR_INSUFFICIENT_BUFFER Then
hOrigSd = HeapAlloc(GetProcessHeap, HEAP_ZERO_MEMORY, dwSDLen)
'再次调用取得正确得到安全描述符hOrigSd
If GetKernelObjectSecurity(ByVal hToken, DACL_SECURITY_INFORMATION, ByVal hOrigSd, ByVal dwSDLen, dwSDLen) = 0 Then
bError = True
GoTo
Cleanup
End If
' Else
' bError = True
' GoTo Cleanup
' End If
Else
bError = True
GoTo
Cleanup
End If
'得到原安全描述符的访问控制列表 ACL
If GetSecurityDescriptorDacl(ByVal hOrigSd, bDAcl, hOldDAcl, bDefDAcl) = 0 Then
bError = True
GoTo
Cleanup
End If

'生成新 ACE 权限的访问控制列表 ACL
dwRet = SetEntriesInAcl(ByVal 1, ea, hOldDAcl, hNewDAcl)
If dwRet <> ERROR_SUCCESS Then
hNewDAcl = 0
bError = True
GoTo
Cleanup
End If
'第一次调用给出的参数肯定返回这个错误,这样做的目的是为了创建新的安全描述符 hNewSd 而得到各项的长度
If MakeAbsoluteSD(ByVal hOrigSd, ByVal hNewSd, dwSDLen, ByVal hOldDAcl, dwAclSize, ByVal hSacl, dwSaclSize, ByVal hSidOwner, dwSidOwnLen, ByVal hSidPrimary, dwSidPrimLen) = 0 Then
lngErr = GetLastError()
Debug.Print
"GetLastError: " & lngErr
Debug.Print
"hNewSd: " & hNewSd
Debug.Print
"hNewDAcl: " & hNewDAcl
'If lngErr = ERROR_INSUFFICIENT_BUFFER Then
hOldDAcl = HeapAlloc(GetProcessHeap, HEAP_ZERO_MEMORY, ByVal dwAclSize)
hSacl = HeapAlloc(GetProcessHeap, HEAP_ZERO_MEMORY,
ByVal dwSaclSize)
hSidOwner = HeapAlloc(GetProcessHeap, HEAP_ZERO_MEMORY,
ByVal dwSidOwnLen)
hSidPrimary = HeapAlloc(GetProcessHeap, HEAP_ZERO_MEMORY,
ByVal dwSidPrimLen)
hNewSd = HeapAlloc(GetProcessHeap, HEAP_ZERO_MEMORY,
ByVal dwSDLen)
Debug.Print
"调用MakeAbsoluteSD成功之后dwSDLen值为: " & dwSDLen
'再次调用才可以成功创建新的安全描述符 hNewSd但新的安全描述符仍然是原访问控制列表 ACL
If MakeAbsoluteSD(ByVal hOrigSd, ByVal hNewSd, dwSDLen, ByVal hOldDAcl, dwAclSize, ByVal hSacl, dwSaclSize, ByVal hSidOwner, dwSidOwnLen, ByVal hSidPrimary, dwSidPrimLen) = 0 Then
bError = True
GoTo
Cleanup
End If
Debug.Print "hNewSd: " & hNewSd
Debug.Print
"hNewDAcl: " & hNewDAcl
' Else
' bError = True
' GoTo Cleanup
' End If
End If

'将具有所有访问权限的访问控制列表 hNewDAcl 加入到新的hNewSd中
If SetSecurityDescriptorDacl(hNewSd, bDAcl, hNewDAcl, bDefDAcl) = 0 Then
bError = True
GoTo
Cleanup
End If

'将新的安全描述符加到 TOKEN 中
If SetKernelObjectSecurity(hToken, DACL_SECURITY_INFORMATION, ByVal hNewSd) = 0 Then
bError = True
GoTo
Cleanup
End If
'以所有权限方式再次打开winlogon.exe为复制权限作准备
If OpenProcessToken(ByVal hProcess, TOKEN_ALL_ACCESS, hToken) = 0 Then
bError = True
GoTo
Cleanup
End If
'复制一份具有相同访问权限的 TOKEN
If DuplicateTokenEx(hToken, TOKEN_ALL_ACCESS, ByVal 0, ByVal SecurityImpersonation, ByVal TokenPrimary, hNewToken) = 0 Then
bError = True
GoTo
Cleanup
End If
'不虚拟登陆用户的话,创建新进程会提示1314 客户没有所需的特权错误
Call ImpersonateLoggedOnUser(hNewToken)
'利用具有所有权限的 TOKEN,创建高权限进程
If CreateProcessAsUser(hNewToken, vbNullString, szProcessName, ByVal 0&, ByVal 0, False, ByVal 0&, vbNullString, vbNullString, si, pi) = 0 Then
bError = True
GoTo
Cleanup
End If
bError = False
Cleanup:
' On Error Resume Next
If hOrigSd Then HeapFree GetProcessHeap, 0, hOrigSd
If hNewSd Then HeapFree GetProcessHeap, 0, hNewSd
If hSidPrimary Then HeapFree GetProcessHeap, 0, hSidPrimary
If hSidOwner Then HeapFree GetProcessHeap, 0, hSidOwner
If hSacl Then Call HeapFree(GetProcessHeap, 0, hSacl)
If hOldDAcl Then Call HeapFree(GetProcessHeap, 0, hOldDAcl)
Call CloseHandle(pi.hProcess)
Call CloseHandle(pi.hThread)
Call CloseHandle(hToken)
Call CloseHandle(hNewToken)
Call CloseHandle(hProcess)
If (bError) Then
CreateSystemProcess = False
Else
CreateSystemProcess = True
End If
End Function

Private Function
GetSystemProcessID() As Long
Dim
cb As Long
Dim
cbNeeded As Long
Dim
NumElements As Long
Dim
ProcessIDs() As Long
Dim
cbNeeded2 As Long
Dim
NumElements2 As Long
Dim
Modules(1 To 255) As Long
Dim
lRet As Long
Dim
ModuleName As String, Str As String
Dim
nSize As Long
Dim
hProcess As Long
Dim
i As Long, j As Integer
ReDim
ProcessIDs(1024)
lRet = EnumProcesses(ProcessIDs(
0), 4 * 1024, cbNeeded)
NumElements = cbNeeded /
4
ReDim Preserve ProcessIDs(NumElements - 1)
'遍历进程
For i = 0 To NumElements - 1
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION _
or PROCESS_VM_READ nt>or PROCESS_TERMINATE, False, ProcessIDs(i))
If hProcess <> 0 Then
lRet = EnumProcessModules(hProcess, Modules(1), 255, cbNeeded2)
If lRet <> 0 Then
ModuleName = Space(255)
nSize =
255
lRet = GetModuleFileNameExA(hProcess, Modules(1), ModuleName, 255)
ModuleName = Left(ModuleName, lRet)
If InStr(LCase(ModuleName), "system32\winlogon.exe") Then '"system32\services.exe") Then
GetSystemProcessID = ProcessIDs(i)
Exit Function
End If
End If
End If
Next
End Function

Private Sub
cmdRun_Click()
If CreateSystemProcess(txtPath.Text) Then
'MsgBox "创建成功!!"
Unload Me
End If
End Sub

Private Sub
Form_Load()
Dim strCmdLine As String, strAgs As String
strCmdLine = Command
If strCmdLine <> "" Then
Me.Hide
strAgs = Mid(strCmdLine, InStr(strCmdLine,
"/") + 1, Len(strCmdLine) - InStr(strCmdLine, "/"))
CreateSystemProcess strAgs
Unload
Me
End If
End Sub


 
目前有0条回应
Comment
Trackback
你目前的身份是游客,请输入昵称和电邮!