What is Hashcat?
Hashcat is a powerful password recovery tool that can be used to crack password hashes. It supports a wide variety of algorithms, including MD5, SHA1, and SHA256. Hashcat 6.2.5 is the latest version of the tool, which was released on 2021.
Ubuntu 18.04 is a long-term support (LTS) version of Ubuntu, a popular Linux distribution. It was released in April 2018 and is still widely used today.
Install Hashcat 6.2.5 on Ubuntu 18 Step by Step
Installing Hashcat 6.2.5 on Ubuntu 18.04 can be a bit of a process, but it is relatively straightforward once you know the steps. Here is a step-by-step guide to help you through the process:
Step 1: Update Ubuntu
Before we start installing Hashcat, it is important to update Ubuntu to the latest version. This can be done by running the following commands in the terminal:
sudo apt update sudo apt upgrade
Step 2: Install Required Dependencies
Hashcat requires several dependencies to be installed on your system before it can be used. These dependencies include OpenCL and the development libraries for it. To install these dependencies, run the following commands in the terminal:
sudo apt install ocl-icd-libopencl1 ocl-icd-opencl-dev opencl-headers sudo apt install build-essential
Step 3: Download and Extract Hashcat
To download the latest version of Hashcat, go to the official website and download version 6.2.5. Once the download is complete, extract the files to a directory of your choice using the following command:
tar -zxvf hashcat-6.2.5.tar.gz
Step 4: Build and Install Hashcat
Now that Hashcat is downloaded and extracted, we can build and install it. Navigate to the directory where you extracted the files and run the following commands:
cd hashcat-6.2.5 make sudo make install
Step 5: Verify the Installation
To verify that Hashcat is installed correctly, run the following command:
This will display the version number and available options for Hashcat.
Finally, it’s important to have in mind that cracking passwords is illegal in many places, please use this tool ethically and only in cases where you have explicit permission.
Installing Hashcat 6.2.5 on Ubuntu 18.04 Issues
There are several issues that you may encounter when trying to install Hashcat 6.2.5 on Ubuntu 18.04. Some of the most common issues include:
- Dependency issues: Hashcat relies on several dependencies to be installed on your system before it can be used. If any of these dependencies are missing or not configured correctly, Hashcat may not work properly.
- OpenCL issues: Hashcat uses OpenCL to perform password cracking operations. If you have an older version of OpenCL installed on your system, you may run into issues with Hashcat.
- Permission issues: Hashcat requires administrator privileges to be installed on your system. If you do not have the proper permissions, you may run into issues with the installation process.
- Compilation errors: If you encounter any errors when building Hashcat from source, it could be due to missing dependencies or a mismatch between the version of Hashcat and your system’s libraries.
- GPU not recognized: Hashcat is highly optimized for GPU cracking, if you don’t have a compatible GPU or if it’s not properly installed and configured, Hashcat won’t be able to use it.
- Legal Issues: As mentioned before, cracking passwords without explicit permission is illegal in many places, so be aware of your local laws before using this tool.
To fix these issues, you should start by troubleshooting the dependencies and making sure that they are all installed and configured correctly. If you are still having issues, try searching online for solutions or seeking help from the Hashcat community. Additionally, you can try running hashcat with the command
hashcat --help to see if the tool is giving you any error message, that could help to identify the problem.
Hashcat is a powerful tool that can help you recover lost passwords, but it can also be used for malicious purposes. It is important to use it responsibly and only in situations where you have explicit permission to do so.