【暑假活动】求爆破CM

冷雨发表于 2011-7-27 16:28

本帖最后由 Peace 于 2011-7-27 17:35 编辑

吾爱暑假开放注册，刚来注册学习的，高手不要喷，简单CM求爆破哦

本程序需需要.Net framework 2.0 支持活动中说明了语言不限的哦

没有加壳没有加密没有用混淆器

失败截图：

成功截图

期待中

Shiny 发表于 2011-7-27 16:46

221041900 发表于 2011-7-27 17:23

我去,没装.net只能看看了。
呵呵和2楼一起等破文。

Smallhorse 发表于 2011-7-27 17:24

晕倒！软件是.Net的，搞不定！！希望有可以破掉的大侠！贴出破文或者教程！给大家分享一下.....

qq649959252 发表于 2011-7-27 17:27

breezer 发表于 2011-7-27 17:34

我喜欢 .net 的，参考看看回头我也写一个

heiketian10 发表于 2011-7-27 18:03

011A089F /75 44 jnz X011A08E5

没有时间分析验证流程，就爆下

breezer 发表于 2011-7-27 18:18

private void button1_Click(object sender, EventArgs e)
{
this.tx1 = this.FormatString(this.textBox1.Text);
this.tx2 = this.FormatString(this.textBox2.Text);
if (this.FormatString2(this.tx2) == this.tx1) //在 il 下爆破比较简单
{
this.textBox1.Visible = false;
this.textBox2.Visible = false;
this.label3.Visible = true;
MessageBox.Show("OK。Success");
}
else
{
MessageBox.Show("No。failed");
}
}
public string[] FormatString(string s)
{
string[] array = new string;
for (int i = 0; i < array.Length; i++)
{
array = s.Substring(i * 2, 2);
}
return array;
}
public string[] FormatString2(string[] s)
{
string[] array = new string;
for (int i = 0; i < array.Length; i++)
{
array = s + 'a';
}
return array;
}

breezer 发表于 2011-7-27 18:34

.method private hidebysig
instance void button1_Click (
object sender,
class System.EventArgs e
) cil managed
{
// Method begins at RVA 0x2114
// Code size 140 (0x8c)
.maxstack 3
.locals init (
bool
)

IL_0000: nop
IL_0001: ldarg.0
IL_0002: ldarg.0
IL_0003: ldarg.0
IL_0004: ldfld class System.Windows.Forms.TextBox WindowsFormsApplication1.Form1::textBox1
IL_0009: callvirt instance string System.Windows.Forms.Control::get_Text()
IL_000e: call instance string[] WindowsFormsApplication1.Form1::FormatString(string)
IL_0013: stfld string[] WindowsFormsApplication1.Form1::tx1
IL_0018: ldarg.0
IL_0019: ldarg.0
IL_001a: ldarg.0
IL_001b: ldfld class System.Windows.Forms.TextBox WindowsFormsApplication1.Form1::textBox2
IL_0020: callvirt instance string System.Windows.Forms.Control::get_Text()
IL_0025: call instance string[] WindowsFormsApplication1.Form1::FormatString(string)
IL_002a: stfld string[] WindowsFormsApplication1.Form1::tx2
IL_002f: ldarg.0
IL_0030: ldarg.0
IL_0031: ldfld string[] WindowsFormsApplication1.Form1::tx2
IL_0036: call instance string[] WindowsFormsApplication1.Form1::FormatString2(string[])
IL_003b: ldarg.0
IL_003c: ldfld string[] WindowsFormsApplication1.Form1::tx1
IL_0041: ceq
IL_0043: ldc.i4.0
IL_0044: ceq
IL_0046: stloc.0
IL_0047: ldloc.0
IL_0048: brtrue.s IL_0080 // 这里改成 brfalse.s 即可爆破

IL_004a: nop
IL_004b: ldarg.0
IL_004c: ldfld class System.Windows.Forms.TextBox WindowsFormsApplication1.Form1::textBox1
IL_0051: ldc.i4.0
IL_0052: callvirt instance void System.Windows.Forms.Control::set_Visible(bool)
IL_0057: nop
IL_0058: ldarg.0
IL_0059: ldfld class System.Windows.Forms.TextBox WindowsFormsApplication1.Form1::textBox2
IL_005e: ldc.i4.0
IL_005f: callvirt instance void System.Windows.Forms.Control::set_Visible(bool)
IL_0064: nop
IL_0065: ldarg.0
IL_0066: ldfld class System.Windows.Forms.Label WindowsFormsApplication1.Form1::label3
IL_006b: ldc.i4.1
IL_006c: callvirt instance void System.Windows.Forms.Control::set_Visible(bool)
IL_0071: nop
IL_0072: ldstr "OK。Success"
IL_0077: call valuetype System.Windows.Forms.DialogResult System.Windows.Forms.MessageBox::Show(string)
IL_007c: pop
IL_007d: nop
IL_007e: br.s IL_008b

IL_0080: ldstr "No。failed"
IL_0085: call valuetype System.Windows.Forms.DialogResult System.Windows.Forms.MessageBox::Show(string)
IL_008a: pop

IL_008b: ret

liangshi 发表于 2011-7-27 18:47

{:1_906:}都是用什么破解的怎么都看不明白

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【暑假活动】求爆破CM