Send Virus on Ip Address

So you want to create a meterpreter virus, but you keep getting caught by AV. How do you create one that will go undetected? In this tutorial, I'll teach you how to code your own simple virus that will download a powershell payload from an apache webserver and execute it - byp ...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

With a simple social engineering trick, sudo passwords can be captured in seconds without the target's knowledge. The passwords can then be saved to a file or exfiltrated to another computer on the network. After exploiting a system, penetration tester's and hackers will ofte ...more

Welcome back, my tenderfoot hackers! In this series, we are exploring the myriad of ways to hack web applications. As you know, web applications are those apps that run the websites of everything from your next door neighbor, to the all-powerful financial institutions that ru ...more

Giving up your Wi-Fi password can be giving up more control than you think. Because of the way Chromecast and other IoT devices communicate, anyone on the same Wi-Fi network as your device can often make it do whatever they want. With a script called "Cast All the Things," we ...more

For over 20 years, a tiny but mighty tool has been used by hackers for a wide range of activities. Although well known in hacking circles, Netcat is virtually unknown outside. It's so simple, powerful, and useful that many people within the IT community refer to it as the "Swi ...more

In this tutorial we will be go over how we can make use of conditionals. In Perl the main conditional is the if statement. The if statement in Perl is used like this: If (example){ #code } else { #execute a different type of code than above. It is literally that simple! I k ...more

ProtonMail has long been the favorite of journalists and security-conscious professionals, with Edward Snowden the most famous example. But these days, everyone cares about anonymity, so it's no surprise that ProtonMail currently has over 2 million users. And now the service i ...more

Sending and receiving files between Android devices has no shortage of options—Bluetooth, email, MMS, and Wi-Fi are just a few of the more popular ones that we use. While the choices for this functionality are plenty, problems can arise with connectivity issues and file size ...more

Signal is one of the best end-to-end encrypted messengers on the market. It offers robust security, keeps minimal information about its users, and is free to use. Switching to it as your main messenger can be a bit daunting, so to help, we created a guide to walk you through t ...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

Welcome back, everybody. In the previous article, we covered the ideas and concepts of well-known ports and trust exploitation in order to evade a firewall. Today, we'll be building the shell, the part that receives commands, executes them, and sends the output back to the att ...more

Gathering information on an online target can be a time-consuming activity, especially if you only need specific pieces of information about a target with a lot of subdomains. We can use a web crawler designed for OSINT called Photon to do the heavy lifting, sifting through UR ...more

Screen mirroring software has been around for ages, allowing you to mirror your iPhone to a projector, laptop, TV, or another device. It's useful to have during lectures, presentations, and meetings, so it's no wonder why Apple created its AirPlay technology. However, AirPlay ...more

Determining the antivirus and firewall software installed on a Windows computer is crucial to an attacker preparing to create a targeted stager or payload. With covert deep packet inspection, that information is easily identified. This attack assumes the Wi-Fi password to the ...more

I'm not admitting to anything, but let's be honest, most of us download content on the Web from time to time. With copyright holders laying down the law more and more often, it can't hurt to do so with caution. And even if you aren't downloading copyrighted material, you still ...more

Welcome back, my tenderfoot hackers! As you should know from before, Snort is the most widely deployed intrusion detection system (IDS) in the world, and every hacker and IT security professional should be familiar with it. Hackers need to understand it for evasion, and IT se ...more

So, we all probably know that when you run a trojan made by Metasploit, nothing will appear to happen. This is a sign for me to immediately check my Task Manager, but for an unsuspecting victim, it will just seem like a broken file. It is likely that they will delete this "bro ...more

In the previous article, we learned how to set up our VPS, configure our PHP server, and developed an in-depth understanding of how the payload works. With all that taken care of, we can get into disguising our payload to appear as an image and crafting the note in the greetin ...more

Windows 10 passwords stored as NTLM hashes can be dumped and exfiltrated to an attacker's system in seconds. The hashes can be very easily brute-forced and cracked to reveal the passwords in plaintext using a combination of tools, including Mimikatz, ProcDump, John the Ripper, ...more

Welcome back, my hacker apprentices! I recently began a new series on digital forensics to show aspiring hackers what the forensic investigator can do and see while investigating a cyber attack. This is the second installment in that series and will focus upon network forensi ...more

Welcome back, my novice hackers! My recent tutorials have been focused upon ways to NOT get caught. Some people call this anti-forensics—the ability to not leave evidence that can be tracked to you or your hack by the system administrator or law enforcement. One the most com ...more

Welcome back, my tenderfoot hackers! As hackers, we often are required to get past antivirus (AV) software or other security measures. To do so effectively, we need to have some understanding of how AV software works. In this tutorial, we will take a cursory view of how AV so ...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

Today I am going to teach the various ways that you can use social engineering to hack a system. For those of you that have followed my past tutorials, you know that social engineering can unlock a world of possibilities. This is because no matter how many firewalls, no matter ...more

The misconception that macOS is more secure than the Windows operating system is far from the truth. With just one small command, a hacker can completely take over a MacBook and control it remotely. The sheer volume of Windows computers currently in operation around the world ...more

When performing something such as a mass mailer attack on a company, sending executables usually isn't the best option. That's why, in this tutorial, I'll be teaching you how to code a VBA script macro into a Word document in order to compromise a system. Combined with a littl ...more

Hello and welcome to my article. I have made this article for anyone who wants to become a hacker, and wants to know how to get started. OVERVIEW: As you'll get further into the hacking community, and learn more about how it's all put together, you'll also realize very quick ...more

It seems like every day now that we see a new headline on a cyber security breach. These headlines usually involve millions of records being stolen from some large financial institution or retailer. What doesn't reach the headlines are the many individual breaches that happen ...more

Your social security number, credit card information, and medical history can fall into the wrong hands if you're not careful about how and where you share your data online. If you really care about your data, there are tools and techniques you can utilize to protect yourself ...more

Over the years, I have enjoyed playing with Asterisk. I have found Asterisk to be extremely powerful and fun to play with. There are several books and many scattered how to articles out there, but most are outdated and the information required to build Asterisk from beginning ...more

What is DansGuardian? Schools, offices and universities often tend to use a software like DansGuardian to prevent people from accessing certain websites - websites like Youtube, Facebook, Myspace, and so on. However, if you ever find yourself in a situation where you need to ...more

Social Profile Change the privacy settings on your social profile (Facebook, MySpace, Friendster, Twitter, etc.) so that the following information can't be found by a random person who you didn't accept you as a friend: Birthdate E-mail address Hometown Pictures A hacker ca ...more

Wouldn't it be nice to just sit at your buddy's house, plug into his network, and see exactly what he's doing? What if it was as easy as that? What makes packet sniffers like Wireshark such potent tools is that a majority of local area networks (LANs) are based on the shared E ...more

TCP/IP Client / Server Application Hello! Today's blog post will be about coding a very rudimentary Client and Server application duo, which will communicate by using TCP Sockets. It is, as illustrated, in principle, just two cans and a string that ties them together. The se ...more

When your computer first connects to a nework, it sends out a request on the network to lease an IP from the router. The router then leases your computer an unused IP address, which is used as a unique routing address for sending traffic that is meant for you, to you. As every ...more

A lot of different places have computers with controls on them for several things; some have controls for installing software, some for running software, blocking websites, opening certain file formats, etc. Obviously, not all places use the same methods, and not all of the m ...more

In the first part of this series, we learned about darknets, as well as how they came about. But these patches of forgotten Internet are not the oasis of free information you might think. Despite being hidden—or just harder to come across—these networks are no more safe then a ...more

Haven't you ever wanted to live in a futuristic home? I think that homes are headed towards an era where they will be controlled by our computers and smartphones. No longer will you have to find your keys to unlock your door, or wait until you get home to monitor your security ...more

Anonymity is something that doesn't exist today. Everything you do in the world is tracked, from the purchases you make to surfing the internet—even taking pictures on your iPhone. Everything you have ever said and done on the internet is still there—somewhere. This is called ...more

The dreaded moment you hope never happens—someone has stolen your laptop. You could have private information, pictures, or even private information belonging to the company you work for, all lost forever. It can cause you pain, money, or even a job. There are paid services th ...more

Only so much data can be passed through the network and to your computer's networking interfaces. This is limited by the amount of bandwidth you have. The more bandwidth you have, the faster your network connections will be. Not only this, but your transfers will be more paral ...more

Do you ever wonder if the files you're trashing on your Mac are actually trash? Let's say there are 80 million computer owners running Mac OS. If each user trashes at least 10 files each day, that's 800 million deleted files that cease to exist every 24 hours. If that doesn't ...more

In my recent Darknet series, I attempted to connect the dots on the Deep Web. I covered the two largest anonymity networks on the Internet today, Tor and I2P. While my initial four articles were meant as an introduction, I ended up receiving a lot of interesting comments and m ...more

Amazingly, a lot of people I know haven't even heard of SOPA or PIPA. Now, every English-reading person with an internet connection will finally have those two four-letter acronyms emblazoned in their minds. For the entire day today, Wikipedia's English-language site will be i ...more

SSL stands for Secure Socket Layer. It's an encryption standard used on most sites' login pages to avoid their users' passwords being packet sniffed in simple plain-text format. This keeps the users safe by having all of that traffic encrypted over an "https" connection. So, w ...more

In the last article, we left off with the Tor network and its hidden services. As I mentioned, Tor is not the only option in the game, and I want to offer a general introduction to I2P. For a web browsing proxy and hidden services host, Tor gets the job done well. But if you ...more

Grab your thinking caps and get your hack on. Null Byte is officially seeking contributors on a weekly basis who are willing to take the time to educate the Null Byte community on anything, from hardware hacks to life hacks. Contributors that write tutorials will be featured o ...more

Having an SSH or Secure SHell to tunnel your traffic through is something we have talked about many times at Null Byte. As we know, it allows us to securely route and encrypt our traffic through a remote server, effectively anonymizing us and protecting our traffic from all fo ...more

Remember that scene in The Matrix when Trinity uses a realistic Nmap port scan, followed by an actual SSH exploit (long since patched) to break into a power company? Well, believe it or not, but that scene is not far fetched at all. If you want to exploit vulnerabilities and r ...more

Big brother is watching when you're playing around on another system—and big brother is that system. Everything from operating systems to intrusion detection systems to database services are maintaining logs. Sometimes, these are error logs that can show attackers trying vario ...more

You walk over to your laptop, wiggle your mouse to wake up the screen, then fire up your browser to come visit Null Byte. Catching the article about Anonymous and how they presumably will not take down the Internet, you find yourself wondering... how would someone take down th ...more

Introduction The 3 major anonymity networks on the Internet are Tor/Onionland, I2P and Freenet. If you feel confused on which one is the "best" one to use the answer is simple. Use all three! Each anonymity network is designed for a different specific purpose. One network al ...more

Spam is everywhere and Facebook is no exception. In fact, spammers are constantly stepping up their game by tricking unsuspecting Facebook users to participate in quizzes, games, apps, or "new features" that are actually dangerous computer viruses, spyware, or other trojan hor ...more

Wireless networks. Nowadays, everyone uses 'em, but most don't secure 'em. On average, I can drive up and down any block in my city and find at least one or two open or semi-open networks on any given day. With some changed MAC addresses for good measure, an attacker can use y ...more