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using Binarysharp.MemoryManagement;
using Binarysharp.MemoryManagement.Assembly.CallingConvention;
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Diagnostics;
using System.Drawing;
using System.IO;
using System.Linq;
using System.Text;
using System.Windows.Forms;
using System.Windows.Threading;
namespace FridaSharp
{
public partial class Form1 : Form
{
static Frida.DeviceManager deviceManager;
static List<Frida.Device> Devices;
static List<Frida.Process> Processes;
static Frida.Session session;
static Frida.Script script;
static Process target;
public Form1()
{
InitializeComponent();
}
private void Form1_Load(object sender, EventArgs e)
{
}
private void Hook()
{
try
{
Devices = new List<Frida.Device>();
Processes = new List<Frida.Process>();
deviceManager = new Frida.DeviceManager(Dispatcher.CurrentDispatcher);
var devices = deviceManager.EnumerateDevices();
var device = devices.Where(x => x.Name == "Local System").FirstOrDefault();
if (device == null)
{
return;
}
target = Process.GetProcesses().FirstOrDefault(k=>k.ProcessName == "WeChat");
session = device.Attach((uint)target.Id);
try
{
var scriptText = txtScript.Text;
script = session.CreateScript(scriptText);
script.Message += new Frida.ScriptMessageHandler(script_Message);
script.Load();
txtLog.Text = "Success......";
}
catch (Exception ex)
{
return;
}
}
catch (Exception ex)
{
}
}
private void script_Message(object sender, Frida.ScriptMessageEventArgs e)
{
if (sender == script)
{
txtLog.Text = e.Message + "\n" + txtLog.Text;
}
}
private void btnExit_Click(object sender, EventArgs e)
{
try
{
script.Unload();
script.Dispose();
session.Detach();
session.Dispose();
deviceManager.Dispose();
Application.Exit();
}
catch (Exception ex)
{
MessageBox.Show(ex.Message);
}
}
private void btnHook_Click(object sender, EventArgs e)
{
Hook();
}
private void Form1_FormClosing(object sender, FormClosingEventArgs e)
{
script.Dispose();
session.Dispose();
}
private void btnSendTextMsg_Click(object sender, EventArgs e)
{
target = Process.GetProcesses().FirstOrDefault(k => k.ProcessName == "WeChat");
using (var ms = new MemorySharp(target))
{
var mod = ms.Modules.RemoteModules.FirstOrDefault(k => k.Name == "WeChatWin.dll");
var msgAddress = AllocateWxDataStruct(ms,txtMsg.Text);
var wxIdAddress = AllocateWxDataStruct(ms,txtWxId.Text);
var tempAddress = AllocatePtr(ms,4);
var rt = ms.Assembly.InjectAndExecute(
new string[] {
"push 0",
"push 0",
"push 1",
"push 0",
string.Format("push 0x{0}",msgAddress.ToString("X")),
string.Format("mov edx, 0x{0} ",wxIdAddress.ToString("X")),
string.Format("mov ecx, 0x{0}",tempAddress.ToString("X")),
string.Format("call 0x{0}",(mod.BaseAddress.ToInt32()+ 0x55D320).ToString("X")),
"add esp,0x14",
"ret"
});
}
}
public IntPtr AllocatePtr(MemorySharp ms, int size)
{
var rtPtr = ms.Memory.Allocate(4);
ms.Write(rtPtr.BaseAddress, ms.Memory.Allocate(4).BaseAddress, false);
return rtPtr.BaseAddress;
}
public IntPtr AllocateAddress(MemorySharp ms)
{
var rtPtr = ms.Memory.Allocate(4);
ms.Write(rtPtr.BaseAddress, 0, false);
return rtPtr.BaseAddress;
}
public IntPtr AllocateAddress(MemorySharp ms, int val)
{
var rtPtr = ms.Memory.Allocate(4);
ms.Write(rtPtr.BaseAddress, val, false);
return rtPtr.BaseAddress;
}
public IntPtr AllocateAddress(MemorySharp ms,string txt)
{
var rtPtr = ms.Memory.Allocate(txt.Length);
ms.WriteString(rtPtr.BaseAddress, txt, Encoding.Unicode, false);
return rtPtr.BaseAddress;
}
public IntPtr AllocateWxDataStruct(MemorySharp ms,string text)
{
var textAddr = ms.Memory.Allocate(text.Length);
ms.WriteString(textAddr.BaseAddress, text, Encoding.Unicode, false);
var startAddr = ms.Memory.Allocate(4);
ms.Write(startAddr.BaseAddress, textAddr.BaseAddress, false);
ms.Write(startAddr.BaseAddress + 4 , text.Length * 2, false);
ms.Write(startAddr.BaseAddress + 8, text.Length * 2, false);
return startAddr.BaseAddress;
}
public IntPtr AddFriendByWxidParamStruct(MemorySharp ms)
{
var startAddr = ms.Memory.Allocate(4);
ms.Write(startAddr.BaseAddress, 0, false);
ms.Write(startAddr.BaseAddress + 4, 0, false);
ms.Write(startAddr.BaseAddress + 8, 0, false);
ms.Write(startAddr.BaseAddress + 12, 0, false);
ms.Write(startAddr.BaseAddress + 16, 0, false);
ms.Write(startAddr.BaseAddress + 20, 0, false);
return startAddr.BaseAddress;
}
private void btnSearchWxInfo_Click(object sender, EventArgs e)
{
target = Process.GetProcesses().FirstOrDefault(k => k.ProcessName == "WeChat");
using (var ms = new MemorySharp(target))
{
var mod = ms.Modules.RemoteModules.FirstOrDefault(k => k.Name == "WeChatWin.dll");
var searchTextAddress = AllocateWxDataStruct(ms, txtPhone.Text.Trim());
var rt = ms.Assembly.InjectAndExecute(
new string[] {
string.Format("call 0x{0}",(mod.BaseAddress.ToInt32()+ 0x329C80).ToString("X")),
string.Format("mov ebx, 0x{0} ",searchTextAddress.ToString("X")),
"push ebx",
"mov ecx,eax",
string.Format("call 0x{0}",(mod.BaseAddress.ToInt32()+ 0x54AEC0).ToString("X")),
"ret"
});
}
}
private void btnAddFriend_Click(object sender, EventArgs e)
{
target = Process.GetProcesses().FirstOrDefault(k => k.ProcessName == "WeChat");
using (var ms = new MemorySharp(target))
{
var desc = AllocateAddress(ms, txtDesc.Text.Trim());
var v3 = AllocateWxDataStruct(ms, txtV3.Text.Trim());
var tempAddress = AddFriendByWxidParamStruct(ms);
var mod = ms.Modules.RemoteModules.FirstOrDefault(k => k.Name == "WeChatWin.dll");
var ebxParam = AllocateAddress(ms, mod.BaseAddress.ToInt32() + 0x1FBD5F4); // 0x7A3D6E48
var addFriendByV3ParamAddr = ms.Read<int>(new IntPtr(mod.BaseAddress.ToInt32() + 0x2424518),false);
var asm = new string[] {
"mov edi, 0xF",
"sub esp, 0x18",
"mov ecx, esp",
"mov dword [ebp-0x64], esp",
"mov esi, 0",
"mov eax, 2",
"mov dword [ebp-0x60], eax",
"mov dword [ecx], 0x0",
"mov dword [ecx+0x14], 0xF",
"mov dword [ecx+0x10], 0x0",
"mov byte [ecx], 0x0",
"sub esp, 0x18",
"mov byte [ebp-0x4], 0xB",
string.Format("mov eax, 0x{0} ",tempAddress.ToString("X")),
"mov ecx, esp",
"push eax",
string.Format("call 0x{0}",(mod.BaseAddress.ToInt32()+ 0x10A9C0).ToString("X")),
"push 0",
"push 0xF",
string.Format("mov edi, 0x{0} ",desc.ToString("X")),
"mov eax, edi",
"sub esp, 0x14",
"mov ecx, esp",
"push -1",
"push eax",
string.Format("call 0x{0}",(mod.BaseAddress.ToInt32()+ 0x7A83B0).ToString("X")), // 7A83B0
"push 2",
string.Format("mov eax, 0x{0} ",v3.ToString("X")),
"sub esp, 0x14",
"mov ecx, esp",
"push eax",
string.Format("call 0x{0}",(mod.BaseAddress.ToInt32()+ 0x7A84A0).ToString("X")),
string.Format("mov ecx, 0x{0}",addFriendByV3ParamAddr.ToString("X")),
string.Format("mov ebx, 0x{0}",ebxParam.ToString("X")),
string.Format("call 0x{0}",(mod.BaseAddress.ToInt32()+ 0x496980).ToString("X")),
//"popfd",
//"popad",
"ret"
};
var asmcode = string.Join("\n", asm);
var rt = ms.Assembly.InjectAndExecute(asm);
}
}
}
}
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发表于 2022-8-9 09:36
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发表于 2022-8-6 10:46
