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Update record-mic.ps1

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Markus Fleschutz 2021-08-23 15:20:22 +02:00
parent 53d6c54402
commit 13d4bc48e3
1 changed files with 15 additions and 23 deletions
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38
Scripts/record-mic.ps1
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@ -1,27 +1,23 @@
function Get-MicrophoneAudio { function Get-MicrophoneAudio {
<# <#
.SYNOPSIS .SYNOPSIS
Records audio from the microphone and saves to a file on disk Records audio from the microphone and saves to a file on disk
Author: Justin Warner (@sixdub) Author: Justin Warner (@sixdub)
License: BSD 3-Clause License: BSD 3-Clause
Required Dependencies: None Required Dependencies: None
Optional Dependencies: None Optional Dependencies: None
All credit for PowerSploit functions belongs to the original author and project contributors. Thanks for the awesomeness! See here for more info:
http://www.exploit-monday.com/2012/05/accessing-native-windows-api-in.html
https://github.com/PowerShellMafia/PowerSploit
Thanks to Ed Wilson (Scripting Guy) for the one liner to generate random chars. https://blogs.technet.microsoft.com/heyscriptingguy/2015/11/05/generate-random-letters-with-powershell/
.DESCRIPTION .DESCRIPTION
Get-MicrophoneAudio utilizes the Windows API from winmm.dll to record audio from the microphone and saves the wave file to disk. Get-MicrophoneAudio utilizes the Windows API from winmm.dll to record audio from the microphone and saves the wave file to disk.
.OUTPUTS .OUTPUTS
Outputs the FileInfo object pointing to the recording which has been saved to disk. Outputs the FileInfo object pointing to the recording which has been saved to disk.
.PARAMETER Path .PARAMETER Path
The location to save the audio The location to save the audio
.PARAMETER Length .PARAMETER Length
The length of the audio to record in seconds. Default: 30 The length of the audio to record in seconds. Default: 30
.PARAMETER Alias .PARAMETER Alias
The alias to use for the WinMM recording. Default: Random 10 Chars The alias to use for the WinMM recording. Default: Random 10 Chars
.EXAMPLE .EXAMPLE
Get-MicrophoneAudio -Path c:\windows\temp\secret.wav -Length 10 -Alias "SECRET" Get-MicrophoneAudio -Path c:\windows\temp\secret.wav -Length 10 -Alias "SECRET"
Description Description
----------- -----------
Records 10 seconds of audio to the path C:\windows\temp\secret.wav using WinMM alias "secret" Records 10 seconds of audio to the path C:\windows\temp\secret.wav using WinMM alias "secret"
@ -39,7 +35,6 @@ Records 10 seconds of audio to the path C:\windows\temp\secret.wav using WinMM a
) )
#Get-DelegateType from PowerSploit
function Local:Get-DelegateType function Local:Get-DelegateType
{ {
Param Param
@ -68,7 +63,6 @@ Records 10 seconds of audio to the path C:\windows\temp\secret.wav using WinMM a
Write-Output $TypeBuilder.CreateType() Write-Output $TypeBuilder.CreateType()
} }
#Get-ProcAddress from PowerSploit
function local:Get-ProcAddress function local:Get-ProcAddress
{ {
Param Param
@ -108,7 +102,7 @@ Records 10 seconds of audio to the path C:\windows\temp\secret.wav using WinMM a
$HND = $LoadLibrary.Invoke('winmm.dll') $HND = $LoadLibrary.Invoke('winmm.dll')
if ($HND -eq $null) if ($HND -eq $null)
{ {
Throw 'Failed to aquire handle to winmm.dll' throw 'Failed to aquire handle to winmm.dll'
} }
#Initialize the function call to count devices #Initialize the function call to count devices
@ -117,7 +111,7 @@ Records 10 seconds of audio to the path C:\windows\temp\secret.wav using WinMM a
$waveInGetNumDevsDelegate = Get-DelegateType @() ([Uint32]) $waveInGetNumDevsDelegate = Get-DelegateType @() ([Uint32])
if ($waveInGetNumDevsAddr -eq $null) if ($waveInGetNumDevsAddr -eq $null)
{ {
Throw 'Failed to aquire address to WaveInGetNumDevs' throw 'Failed to aquire address to WaveInGetNumDevs'
} }
$waveInGetNumDevs = [System.Runtime.InteropServices.Marshal]::GetDelegateForFunctionPointer($waveInGetNumDevsAddr, $waveInGetNumDevsDelegate) $waveInGetNumDevs = [System.Runtime.InteropServices.Marshal]::GetDelegateForFunctionPointer($waveInGetNumDevsAddr, $waveInGetNumDevsDelegate)
@ -137,11 +131,10 @@ Records 10 seconds of audio to the path C:\windows\temp\secret.wav using WinMM a
$mciGetErrorStringDelegate = Get-DelegateType @([UInt32],[Text.StringBuilder],[UInt32]) ([bool]) $mciGetErrorStringDelegate = Get-DelegateType @([UInt32],[Text.StringBuilder],[UInt32]) ([bool])
if ($mciGetErrorStringAddr -eq $null) if ($mciGetErrorStringAddr -eq $null)
{ {
Throw 'Failed to aquire address to mciGetErrorString' throw 'Failed to aquire address to mciGetErrorString'
} }
$mciGetErrorString = [System.Runtime.InteropServices.Marshal]::GetDelegateForFunctionPointer($mciGetErrorStringAddr,$mciGetErrorStringDelegate) $mciGetErrorString = [System.Runtime.InteropServices.Marshal]::GetDelegateForFunctionPointer($mciGetErrorStringAddr,$mciGetErrorStringDelegate)
#Get device count
$DeviceCount = $waveInGetNumDevs.Invoke() $DeviceCount = $waveInGetNumDevs.Invoke()
if ($DeviceCount -gt 0) if ($DeviceCount -gt 0)
@ -170,10 +163,9 @@ Records 10 seconds of audio to the path C:\windows\temp\secret.wav using WinMM a
$OutFile = Get-ChildItem -path $path $OutFile = Get-ChildItem -path $path
Write-Output $OutFile Write-Output $OutFile
} }
else else
{ {
Throw 'Failed to enumerate any recording devices' throw 'Failed to enumerate any recording devices'
} }
} }