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HellBound Hackers | Computer General | Programming

Author

RE: Brute Force Algorithm, Java Brute Forcer

IHateYou
Member



Posts: 1
Location: Germany
Joined: 05.06.09
Rank:
Newbie
Posted on 05-06-09 17:56
My little program simulates some Keyevents;
you can enter password length (up to 1-8) but it's still some slow...
Mb s.o. can post some improvements.

Rg Dewy

import java.awt.AWTException;
import java.awt.event.KeyEvent;
import java.awt.Robot;

// ::::::::::::::::::::
// :: Key performance :
// :: Made by Dewy :
// ::::::::::::::::::::

public class Password{
static Password robot2;
static Robot robot;
public static void main(String[] args) throws AWTException {
robot = new Robot();
robot2 = new Password();
robot2.inital();
}
int f = Terminal.askInt("Please enter the Password length (1-8): ");
public void test (int b) {
switch (b) {
case 0:
robot.delay(2);
robot.keyPress( KeyEvent.VK_A);
robot.keyRelease( KeyEvent.VK_A);
break;
case 1:
robot.delay(2);
robot.keyPress( KeyEvent.VK_B);
robot.keyRelease( KeyEvent.VK_B);
break;
case 2:
robot.delay(2);
robot.keyPress( KeyEvent.VK_C);
robot.keyRelease( KeyEvent.VK_C);
break;
case 3:
robot.delay(2);
robot.keyPress( KeyEvent.VK_D);
robot.keyRelease( KeyEvent.VK_D);
break;
case 4:
robot.delay(2);
robot.keyPress( KeyEvent.VK_E);
robot.keyRelease( KeyEvent.VK_E);
break;
case 5:
robot.delay(2);
robot.keyPress( KeyEvent.VK_F);
robot.keyRelease( KeyEvent.VK_F);
break;
case 6:
robot.delay(2);
robot.keyPress( KeyEvent.VK_G);
robot.keyRelease( KeyEvent.VK_G);
break;
case 7:
robot.delay(2);
robot.keyPress( KeyEvent.VK_H);
robot.keyRelease( KeyEvent.VK_H);
break;
case 8:
robot.delay(2);
robot.keyPress( KeyEvent.VK_I);
robot.keyRelease( KeyEvent.VK_I);
break;
case 9:
robot.delay(2);
robot.keyPress( KeyEvent.VK_J);
robot.keyRelease( KeyEvent.VK_J);
break;
case 10:
robot.delay(2);
robot.keyPress( KeyEvent.VK_K);
robot.keyRelease( KeyEvent.VK_K);
break;
case 11:
robot.delay(2);
robot.keyPress( KeyEvent.VK_L);
robot.keyRelease( KeyEvent.VK_L);
break;
case 12:
robot.delay(2);
robot.keyPress( KeyEvent.VK_M);
robot.keyRelease( KeyEvent.VK_M);
break;
case 13:
robot.delay(2);
robot.keyPress( KeyEvent.VK_N);
robot.keyRelease( KeyEvent.VK_N);
break;
case 14:
robot.delay(2);
robot.keyPress( KeyEvent.VK_O);
robot.keyRelease( KeyEvent.VK_O);
break;
case 15:
robot.delay(2);
robot.keyPress( KeyEvent.VK_P);
robot.keyRelease( KeyEvent.VK_P);
break;
case 16:
robot.delay(2);
robot.keyPress( KeyEvent.VK_Q);
robot.keyRelease( KeyEvent.VK_Q);
break;
case 17:
robot.delay(2);
robot.keyPress( KeyEvent.VK_R);
robot.keyRelease( KeyEvent.VK_R);
break;
case 18:
robot.delay(2);
robot.keyPress( KeyEvent.VK_S);
robot.keyRelease( KeyEvent.VK_S);
break;
case 19:
robot.delay(2);
robot.keyPress( KeyEvent.VK_T);
robot.keyRelease( KeyEvent.VK_T);
break;
case 20:
robot.delay(2);
robot.keyPress( KeyEvent.VK_U);
robot.keyRelease( KeyEvent.VK_U);
break;
case 21:
robot.delay(2);
robot.keyPress( KeyEvent.VK_V);
robot.keyRelease( KeyEvent.VK_V);
break;
case 22:
robot.delay(2);
robot.keyPress( KeyEvent.VK_W);
robot.keyRelease( KeyEvent.VK_W);
break;
case 23:
robot.delay(2);
robot.keyPress( KeyEvent.VK_X);
robot.keyRelease( KeyEvent.VK_X);
break;
case 24:
robot.delay(2);
robot.keyPress( KeyEvent.VK_Y);
robot.keyRelease( KeyEvent.VK_Y);
break;
case 25:
robot.delay(2);
robot.keyPress( KeyEvent.VK_Z);
robot.keyRelease( KeyEvent.VK_Z);
break;
case 26:
robot.delay(2);
robot.keyPress( KeyEvent.VK_0);
robot.keyRelease( KeyEvent.VK_0);
break;
case 27:
robot.delay(2);
robot.keyPress( KeyEvent.VK_1);
robot.keyRelease( KeyEvent.VK_1);
break;
case 28:
robot.delay(2);
robot.keyPress( KeyEvent.VK_2);
robot.keyRelease( KeyEvent.VK_2);
break;
case 29:
robot.delay(2);
robot.keyPress( KeyEvent.VK_3);
robot.keyRelease( KeyEvent.VK_3);
break;
case 30:
robot.delay(2);
robot.keyPress( KeyEvent.VK_4);
robot.keyRelease( KeyEvent.VK_4);
break;
case 31:
robot.delay(2);
robot.keyPress( KeyEvent.VK_5);
robot.keyRelease( KeyEvent.VK_5);
break;
case 32:
robot.delay(2);
robot.keyPress( KeyEvent.VK_6);
robot.keyRelease( KeyEvent.VK_6);
break;
case 33:
robot.delay(2);
robot.keyPress( KeyEvent.VK_7);
robot.keyRelease( KeyEvent.VK_7);
break;
case 34:
robot.delay(2);
robot.keyPress( KeyEvent.VK_8);
robot.keyRelease( KeyEvent.VK_8);
break;
case 35:
robot.delay(2);
robot.keyPress( KeyEvent.VK_9);
robot.keyRelease( KeyEvent.VK_9);
break;
}
}

public void inital() {

// Password Length: 1

if (f == 1) {
for (int i = 0; i<36; i++) {
robot2.test(i);
robot.delay(2);
robot.keyPress( KeyEvent.VK_ENTER);
robot.keyRelease( KeyEvent.VK_ENTER);
}
}

// Password Length: 2

if (f == 2) {
for (int i = 0; i<36; i++) {
for (int u = 0; u<36; u++) {
robot2.test(i);
robot2.test(u);
robot.delay(2);
robot.keyPress( KeyEvent.VK_ENTER);
robot.keyRelease( KeyEvent.VK_ENTER);
}

}
}

// Password Length: 3

if (f == 3) {
for (int i = 0; i<36; i++) {
for (int u = 0; u<36; u++) {
for (int a = 0; a<36; a++) {
robot2.test(i);
robot2.test(u);
robot2.test(a);
robot.delay(2);
robot.keyPress( KeyEvent.VK_ENTER);
robot.keyRelease( KeyEvent.VK_ENTER);
}
}

}
}

// Password Length: 4

if (f == 4) {
for (int i = 0; i<36; i++) {
for (int u = 0; u<36; u++) {
for (int a = 0; a<36; a++) {
for (int c = 0; c<36; c++) {
robot2.test(i);
robot2.test(u);
robot2.test(a);
robot2.test(c);
robot.delay(2);
robot.keyPress( KeyEvent.VK_ENTER);
robot.keyRelease( KeyEvent.VK_ENTER);
}
}
}

}
}

// Password Length: 5

if (f == 5) {
for (int i = 0; i<36; i++) {
for (int u = 0; u<36; u++) {
for (int a = 0; a<36; a++) {
for (int c = 0; c<36; c++) {
for (int v = 0; v<36; v++) {
robot2.test(i);
robot2.test(u);
robot2.test(a);
robot2.test(c);
robot2.test(v);
robot.delay(2);
robot.keyPress( KeyEvent.VK_ENTER);
robot.keyRelease( KeyEvent.VK_ENTER);
}
}
}
}

}
}

// Password Length: 6

if (f == 6) {
for (int i = 0; i<36; i++) {
for (int u = 0; u<36; u++) {
for (int a = 0; a<36; a++) {
for (int c = 0; c<36; c++) {
for (int v = 0; v<36; v++) {
for (int n = 0; n<36; n++) {
robot2.test(i);
robot2.test(u);
robot2.test(a);
robot2.test(c);
robot2.test(v);
robot2.test(n);
robot.delay(2);
robot.keyPress( KeyEvent.VK_ENTER);
robot.keyRelease( KeyEvent.VK_ENTER);
}
}
}
}
}

}
}

// Password Length: 7

if (f == 7) {
for (int i = 0; i<36; i++) {
for (int u = 0; u<36; u++) {
for (int a = 0; a<36; a++) {
for (int c = 0; c<36; c++) {
for (int v = 0; v<36; v++) {
for (int n = 0; n<36; n++) {
for (int m = 0; m<36; m++) {
robot2.test(i);
robot2.test(u);
robot2.test(a);
robot2.test(c);
robot2.test(v);
robot2.test(n);
robot2.test(m);
robot.delay(2);
robot.keyPress( KeyEvent.VK_ENTER);
robot.keyRelease( KeyEvent.VK_ENTER);
}
}
}
}
}
}

}
}

// Password Lenght: 8

if (f == 7) {
for (int i = 0; i<36; i++) {
for (int u = 0; u<36; u++) {
for (int a = 0; a<36; a++) {
for (int c = 0; c<36; c++) {
for (int v = 0; v<36; v++) {
for (int n = 0; n<36; n++) {
for (int m = 0; m<36; m++) {
for (int l = 0; l<36; l++) {
robot2.test(i);
robot2.test(u);
robot2.test(a);
robot2.test(c);
robot2.test(v);
robot2.test(n);
robot2.test(m);
robot2.test(l);
robot.delay(2);
robot.keyPress( KeyEvent.VK_ENTER);
robot.keyRelease( KeyEvent.VK_ENTER);
}
}
}
}
}
}
}

}
}
}
}
Author

RE: Java BruteForce

CrackHappy
Member

Posts: 1
Location:
Joined: 31.01.10
Rank:
Newbie
Posted on 31-01-10 10:03
Hi there,

Simple Brute Force password generator in Java...


import java.util.Arrays;

public class BruteForce {

public static void main(String[] args) {
String password = "pass";
char[] charset = "abcdefghijklmnopqrstuvwxyz".toCharArray();
BruteForce bf = new BruteForce(charset, 1);

String attempt = bf.toString();
while (true) {
if (attempt.equals(password)) {
System.out.println("Password Found: " + attempt);
break;
}
attempt = bf.toString();
System.out.println("Tried: " + attempt);
bf.increment();
}
}


private char[] cs; // Character Set
private char[] cg; // Current Guess

public BruteForce(char[] characterSet, int guessLength) {
cs = characterSet;
cg = new char[guessLength];
Arrays.fill(cg, cs[0]);
}

public void increment() {
int index = cg.length - 1;
while(index >= 0) {
if (cg[index] == cs[cs.length-1]) {
if (index == 0) {
cg = new char[cg.length+1];
Arrays.fill(cg, cs[0]);
break;
} else {
cg[index] = cs[0];
index--;
}
} else {
cg[index] = cs[Arrays.binarySearch(cs, cg[index]) + 1];
break;
}
}
}

public String toString() {
return String.valueOf(cg);
}
}


I think it's pretty simple, but let me know if you have questions.

Sequencing password-attempts is where the fun is :-)
Author

RE: Brute Force Algorithm, Java Brute Forcer

br0die
Member

Posts: 3
Location:
Joined: 09.03.11
Rank:
Newbie
Posted on 09-03-11 18:23
crackhappy, sent you PM

basically, trying to get that algorithm to work with a-z as well as 0-9 but cant seem to figure it out
Author

RE: Brute Force Algorithm, Java Brute Forcer

stranac
Member

Posts: 124
Location: Croatia
Joined: 15.11.08
Rank:
God
Posted on 09-03-11 18:54
I don't think you'll be getting a reply anytime soon.

From his profile page:

Last Visit: February 04 2010 - 13:58:41
Author

RE: Brute Force Algorithm, Java Brute Forcer

br0die
Member

Posts: 3
Location:
Joined: 09.03.11
Rank:
Newbie
Posted on 09-03-11 19:29
doh :angry:

well maybe some other java wiz will see it
Author

RE: Brute Force Algorithm, Java Brute Forcer

br0die
Member

Posts: 3
Location:
Joined: 09.03.11
Rank:
Newbie
Posted on 10-03-11 10:19
Well I figured it out with the help of another helpful chap.

The charset needs to look like this:


char[] charset = {'0', '1', '2', '3', '4', '5', '6', '7', '8', '9', 'a','b','c','d','e','f','g','h','i','j','k','l','m','n','o','p','q','r','s','t','u','v','w','x','y','z'};


I was just sticking the numbers on the end, but because binarysearch needs the array to be sorted, that didnt work. Stickin them on at the beginning does work though! :D
Author

RE: Brute Force Algorithm, Java Brute Forcer

fuser
Member



Posts: 959
Location: in front of a computer (duh)
Joined: 05.04.07
Rank:
HBH Guru
Posted on 12-03-11 15:58
hey, thanks for the code. I was trying to find a working example myself, but I got nowhere :angry:










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