Hack Windows 7 Admin Password

Hello friends! This tutorial will teach you how to build a local pentesting lab on your Linux machine which will enable you to easily install common web applications so you can practice locating and exploiting their known vulnerabilities (or discover new ones!). In particular, ...more

In this article I will show you how to obtain victim's credentials without cracking any hashes. There are a couple of ways to perform this task (for example dumping the SAM file and cracking the NTLM hashes), but here I will explain how to do it using PowerShell and a bit of s ...more

Hello, Null Byte! Mkilic here. I doubt anyone knows I even exist on Null Byte, so hopefully this post will allow me to become more involved in the community and also help me learn even more. This project is somewhat similar to OTW's article here, and pry0cc's here, in which b ...more

Hello partners, first of all I would like to thank all those who have sent me positive feedback about my posts, to say that I'm always willing to learn and teach. I'm also open to answer the appropriate questions. Second i want to say sorry for the series i left in stand by m ...more

Welcome back everyone. As many of you know, reconnaissance is extremely important in any successful hack. Without proper reconnaissance, we won't know what we're about to get into, literally. Among the vast ocean of information we need about our target, operating system is de ...more

In the recent hit movie Furious 7, the storyline revolves around the acquisition of a hacking system known as "God's Eye" that is capable of finding and tracking anyone in real time. Both the U.S. spy agencies and an adversarial spy agency (it's not clear who the adversary is, ...more

Windows has always had an "Administrator" account that allowed you to install programs and manage system files with elevated privileges. The difference between this account and a regular user account with administrator access was that you never got bothered by annoying User Ac ...more

Welcome back, my hacker apprentices! A you know, Mr. Robot is my favorite TV show this year, and not just for the realistic hacking. Rami Malek, the actor who plays Elliot, is incomparable in his depiction of a young man with social anxiety who is alienated from a superficial ...more

hello my dear colleagues, I made a visit to nullbyte and found that there is not a complete tutorial about the google dorks, so I felt the need for this tutorial, and seeing that there are many newbies around, so here's a tutorial that will teach you how to use google to hack. ...more

Welcome back, my novice hackers! In this third installment of my Hacking Web Apps series, we will look at the authentication of web applications. Remember, there are many ways to hack web applications (as I pointed out in my first article), and cracking authentication is just ...more

Welcome back, my aspiring hackers! In many of my earlier tutorials, I mentioned the complementary nature of hacking and forensics. Both disciplines, hacking and forensics, benefit from a knowledge of the other. In many cases, both disciplines will use the same tool. In this t ...more

Hi all, Pro Hackers/Crackers, Let's see how we can use batch for our own Protection instead of exploiting someone with it. And this tutorial is going to explain the same. #1 Protection, PC Security: I will tell you how to add another level of security to your PC, instead of j ...more

At last, what you all finally waited for! Hi! Fire Crackers, Welcome to my 7th post (Part-3), this tutorial will explain about some situations and how to make the Victim's Life like Hell! And fill his system with Malware. #1 Situation: After Exploiting... Go ahead and explo ...more

And we meet again Crackers! Welcome to my 7th post (Part-2), this tutorial will explain about some more basics of Batch Scripting, with C00L Scripts, which in turn will help you learn and understand better #1 Script: Freezer: ----------------- @echo off :A start goto :A --- ...more

Hi there, Elites Welcome to my 6th post, This tutorial will explain how to hack windows, using a program (No-IP) and windows's inbuilt Task Scheduler. Meanings... Task Scheduler: It is a program, inbuilt in windows, which allows us to create some tasks and execute them at s ...more

Welcome back, my neophyte hackers! In previous tutorials, we learned how to steal system tokens that we could use to access resources, how to use hashdump to pull password hashes from a local system, and how to grab password hashes from a local system and crack them. In each ...more

Welcome back, my rookie hackers! As hackers, we are often faced with the hurdle of cryptography and encryption. In some cases, we use it to hide our actions and messages. Many applications and protocols use encryption to maintain confidentiality and integrity of data. To be a ...more

Welcome back, my rookie hackers! "How can I travel and communicate over the Internet without being tracked or spied on by anyone?" It's a question many Null Byteans have asked me, so I have decided to write a comprehensive article addressing this issue. There are a multitude ...more

Welcome back, my hacker novitiates! In an earlier tutorial, I had introduced you to two essential tools for cracking online passwords—Tamper Data and THC-Hydra. In that guide, I promised to follow up with another tutorial on how to use THC-Hydra against web forms, so here we ...more

Welcome back, my aspiring hackers! As I mentioned in earlier posts, the best hackers (or at least those not behind bars) have a keen understanding of digital forensics. If I am tasked to intrude upon an enemy's file server to retrieve war plans, such as in this tutorial, it i ...more

Welcome back, my tenderfoot hackers! Hacker newbies have an inordinate fixation on password cracking. They believe that cracking the password is the only way to gain access to the target account and its privileges. If what we really want is access to a system or other resourc ...more

Welcome back, my greenhorn hackers, and happy New Year! Now that your heads have recovered from your New Year's Eve regaling, I'd like to grab your attention for just a moment to preview 2015 here at Null Byte. I hope you will add your comments as to what you would like to se ...more

A group ironically called the "Guardians of Peace" hacked into Sony Pictures' computer systems and released a mountain of internal information such as medical records, leaked scripts, work complaints, and even celebrity aliases. Why did this happen? Sure, a lot of well-though ...more

Welcome back, my nascent hackers! We have spent a lot of time in previous tutorials focused on hacking the ubiquitous Windows systems, but the vast majority of "heavy iron" around the world are Linux or Unix systems. Linux and Unix dominate the world of Internet web servers w ...more

While most of us don't think twice about dragging a pattern or using Touch ID to open our phones, or entering a password in for our email and bank accounts, these features are there to protect some of our most private information. Only problem is, they don't do a good job of i ...more

Welcome back, my budding hackers! One of the keys to being successful as a hacker, pentester, or cyber warrior is the ability to find vulnerabilities or flaws in the target system, which are what we exploit when we hack. We have looked at several ways to do that including var ...more

Probably SSH is not as clean and fast as other useful tools like netcat, but it has some features which are very useful, and when you'll need them, here's how to behave with that huge amount of computers all over your house. Probably, you already know what SSH means, but for ...more

Welcome back, my amateur hackers! Many of you here are new to hacking. If so, I strongly recommend that each of you set up a "laboratory" to practice your hacks. Just like any discipline, you need to practice, practice, and practice some more before you take it out to the rea ...more

Each day, we read about another security breach somewhere in our digital world. It has become so commonplace that we hardly react anymore. Target, J.P. Morgan, iCloud, Home Depot, and the list goes on and on. Those are just the big ones that get reported in the news. Millions ...more

Welcome back, my budding hackers. So many of you are interested in hacking Wi-Fi that I have decided to revisit my Wi-Fi Hacking series with some updated and more in-depth material. I strongly suggest that you look at some of my earlier posts, such as "Getting Started with Te ...more

Researchers at the University of California, Riverside and the University of Michigan announced recently that they have developed a hack that works 92% of the time on Google's Gmail system on Android, as well as with the H&R Block app. In addition, this hack worked 86% of the ...more

Welcome back, my greenhorn hackers! Continuing with my series on how to crack passwords, I now want to introduce you to one of the newest and best designed password crackers out there—hashcat. The beauty of hashcat is in its design, which focuses on speed and versatility. It ...more

Welcome back, my hacker apprentices! Last week, I started off my password cracking series with an introduction on the principles and technologies involved in the art of cracking passwords. In past guides, I showed some specific tools and techniques for cracking Windows, onlin ...more

When it's most important for me to browse the web incognito, I always seem to forget to enable private browsing. If that sounds like you, it's time you stop making that mistake for good. Manually deleting the cache and browser history is a thing of the past, and as it turns ou ...more

Welcome back, my hacker novitiates! In previous guides, we have used one of the most powerful hacking platforms on the planet, Metasploit, to perform numerous hacks. They ranged from exploiting Windows XP and Windows 7/8 vulnerabilities, to installing a keylogger and turning ...more

Welcome back, my aspiring hackers and those who want to catch my aspiring hackers! As most of you know, this series on digital forensics is inspired by the motivation to keep all of you all out of custody. The more you know about the techniques used by law enforcement and for ...more

A friend of mine has a crazy amount of Reddit karma and gold, and yesterday he let me in on his secret. This person, who will remain unnamed for obvious reasons, created a Python script called Reddit Karma Crawler that finds rising posts before they get too popular. Every goo ...more

Welcome back, my tenderfoot hackers! Not too long ago, I showed how to find various online devices using Shodan. As you remember, Shodan is a different type of search engine. Instead of indexing the content of websites, it pulls the banner of web servers on all types of onlin ...more

Apple released the new Mac OS X 10.10 Yosemite in the Mac App Store for everyone to download and install for free on October 16th, 2014, but downloading a 5+ GB file for each of your computers will take some serious time. The best thing to do is download it once and create a b ...more

Welcome back, my greenhorn hackers! My preference for Linux as a hacking platform is well documented, and I have even created a series of tutorials to train new hackers. Without being proficient in Linux, you can't really call yourself a hacker. Every once in while, though, ...more

Welcome back, my greenhorn hackers! Sometimes, we don't have a specific target in mind, but rather we are simply looking for vulnerable and easy-to-hack targets anywhere on the planet. Wouldn't be great if we had a search engine like Google that could help us find these targe ...more

This time it's serious. Really. The largest web security vulnerability of all time went public on Monday, April 7th, 2014, resulting in widespread panic throughout the Internet as system administrators scrambled to secure their websites from the OpenSSL bug known as Heartblee ...more

Welcome back, my hacker novitiates! Recently, I demonstrated a hack where you could redirect traffic intended for one site, such as bankofamerica.com, to your fake website. Of course, to really make this work, you would need to make a replica of the site you were spoofing, or ...more

Welcome back, my novice hackers! There are SOOOO many ways to hack a system or network, which means you need to think creatively in order to be successful. Many novice hackers focus way too much energy on cracking passwords (which should be a last resort unless you have spec ...more

Welcome back, my novice hackers! This next subject might seem a bit obscure, but I promise you, this lesson will benefit you significantly either as a hacker or system admin. This tutorial will cover what is usually referred to as a regular expression, or regex for short. Ma ...more

Welcome back, my greenhorn hackers! In a previous tutorial on hacking databases, I showed you how to find online databases and then how to enumerate the databases, tables, and columns. In this guide, we'll now exfiltrate, extract, remove—whatever term you prefer—the data from ...more

Welcome back, my neophyte hackers! Have you ever had a neighbor that you're certain is up to no good? Maybe you've seen him moving packages in and out at all hours of the night? Maybe you've seen people go into his home and never come out? He seems like a creep and sometimes ...more

Welcome back, my greenhorn hackers! This tutorial will be the fourtenth in the Linux for hackers series and will focus on the MySQL database. Although this is not strictly a Linux tutorial, MySQL is the database of choice on most Linux distributions. In addition, it is the mo ...more

Welcome back, my budding hackers! One of the keys to becoming a professional and successful hacker is to think creatively. There is always a way to get into any network or system, if you think creatively. In previous tutorials, I have demonstrated ways to crack passwords on b ...more

Welcome back, my aspiring hackers! One of those areas of Linux that Windows users invariably struggle with is the concept of "mounting" devices and drives. In the Windows world, drives and devices are automatically "mounted" without any user effort or knowledge. Well, maybe a ...more

Welcome back, my fledgling hackers! Awhile back, I demonstrated one of my favorite little tools, netcat, which enables us to create a connection between any two machines and transfer files or spawn a command shell for "owning" the system. Despite the beauty and elegance of th ...more

I've done numerous tutorials in Null Byte demonstrating the power of Metasploit's meterpreter. With the meterpreter on the target system, you have nearly total command of the victim. As a result, several of you have asked me for a complete list of commands available for the m ...more

lubuntu is a is a lightweight Linux/Ubuntu that makes it suitable to virtual environments, that you run with VirtualBox to add a secondary machine to your computer or laptop. With this program you can run a number of operating systems upon the same platform. But as we are all ...more

Welcome back, my hacker novitiates! Many of you have probably heard of a man-in-the-middle attack and wondered how difficult an attack like that would be. For those of you who've never heard of one, it's simply where we, the hacker, place ourselves between the victim and the ...more

Welcome back, my aspiring hackers! In this series on Linux for aspiring hackers, I'm trying to provide you with the basic skills needed to be capable in Linux as a hacker. One area that's critical that we haven't covered yet is building and managing an Apache web server. Apac ...more

Welcome back, my budding hackers! Previous to this tutorial, we've focused mostly on hacking the target system. If we're successful in owning the target system, we'll then want to make certain that the system administrator doesn't know we were there, and that he or she cannot ...more

Welcome, my neophyte hackers! The aspiring hacker needs to know a bit of Linux to be successful, and probably most importantly, Linux networking. To fill that knowledge gap, I'm offering this guide on Linux networking basics. I assume that you understand a small amount of net ...more

Welcome back, my fledgling hackers! If you're like most aspiring hackers, at one time or another you've probably spent too much time playing Call of Duty and not enough time preparing for your final exams. So for today, we'll look at how to break into your school's server to ...more

Welcome back my fellow army of hackers! Today we'll be hacking a website. Hacking is technically not the right word used here. It should be defacing! So we are going to deface a website... What's Defacing? Website defacement is an attack on a website that changes the visual ...more

Welcome back, my eager hackers! In recent blogs, I've demonstrated how to grab password hashes remotely using Metasploit's meterpreter and pwdump. Once we have the Windows passwords from the SAM file, we can then crack these hashes using tools such as Cain and Abel. In this ...more