ransomware github pythonclassification of risks is based on

In the last articles, I have explained how making a python program to generate Private & Public key. A simply python 3 Ransmoware in AES-128 bits, Create a test directory at the root of git directory Ransomware is malware that employs encryption to hold a victim's information at ransom. You signed in with another tab or window. Do the following command line to encrypt: Do the following command line to decrypt: Then all your files in your test directory will be encrypted, ZmDfcTF7_60GrrY167zsiPd67pEvs0aGOv2oasOM1Pg=, Then all your files in your test directory will be decrypted, The encryption used is AES 128 bits (CBC), The key used will then be a 32-bit base64 key. Are you sure you want to create this branch? Ransom note is shown. In order to decrypt the files encrypted before, all you need to do is to pass the cryptographic key as a string to the program, as follows: You can retriev the cryptographic key either from the email sent before, or from the cryptographic_key.key file, if you used the --backup argument. https://gist.githubusercontent.com/febimudiyanto/fb00a34415b73e74cd088dfcaed6e340/raw/55bbea86cff300e294e8952dd30e19662f5f4908/decryptFile.py. It is the end users responsibility to obey all applicable local, state and federal laws. import os from cryptography.fernet import fernet # first step is to find all files in our current directory and store them in a list files = [] # next we'll use a for loop to add all files in the current directory to our files list for file in os.listdir(): if file == 'ransomware.py' or file == 'thekey.key' or file == 'decrypt.py': continue # we To check the list of speakers and topics, click here. RSA Private key (to be removed). simple-ransomware.py This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. GitHub statistics: Stars: Forks: Open issues/PRs: View statistics for this project via Libraries.io, or by using our public dataset on Google BigQuery. Here is the test function to make sure that the function is working. Python-Ransomware saves you 49 person hours of effort in developing the same functionality from scratch. Decrypts a Fernet token. Here is my directory before running malware: Here is my directory after running malware: We were able to make a python program for encrypting files and changing file extensions. code = "aGkgZnJpZW5kcywgdGhpcyBpcyBiYXNlNjQgZW5jb2Rpbmc=", https://dev.to/eshleron/how-to-convert-py-to-exe-step-by-step-guide-3cfi. Files encrypted on all levels under 'Downloads': [ ! ] Here is my full script, just copy it but dont forget to understand what you write. Supports Windows, Linux and macOS. Python executable: python3 RansomWare.pyz -t 5-d dir -e 64 YWFh # OR chmod u+x RansomWare.pyz # add execute rights./RansomWare.pyz aaa # execute file Python module (command line): . Step 3 A python script to encrypt some files in the directory. Added autodetection on Windows, Linux or macOS. Are you sure you want to create this branch? The main purpose of encoding is to make the public key hard to identify with static malware analysis.So, I encode the public key with base64 and attach that to my code. There was a problem preparing your codespace, please try again. There was a problem preparing your codespace, please try again. Please note that python 3.8 with pyinstaller 4.0 have known issues as this was incompatible with macOS. You signed in with another tab or window. Today I will explain to you how to make ransomware and how it works with the python language. In a real world scenario, the attacker would have to deliver the key to the victim in order to decrypt the files. --backup or -b doesn't take any parameter and is used to bypass the deletion of the cryptographic key from the system. python3 ransomware.py --d Downloads/Subdirectory ). Do not use it for illegal purposes! Your data is encrypted with asymmetric encryption, and the virus just encrypts with the public key. I cannot be hold responsible for any file damage due to running this program on any machine. It has 129 lines of code, 7 functions and 2 files. IMPORTANT: This tool is only for testing and academic purposes and can be used where strict consent has been given. This highlights both the power of Python, but also the the ease of building such a virus. Are you sure you want to create this branch? There was a problem preparing your codespace, please try again. I have authored articles about what we need to build ransomware. This can lead to poossible file damage or loss. The project is built off CryptSky and full credits goes to deadPix3l for his code. If nothing happens, download Xcode and try again. Step 2 Encode the public key The encrypted text is sent to the C2 server and displayed for the victim. The encryption key is set to delete after the script completes! Before you build some program, you must know about what it will be and what it will do. ATTENTION! . the ransomware is organised in four parts: You need to have python3 installed and configured. The program must show a pop-up message with a countdown timer. If successful, the script will: The idea I got from my last article about organizing files with python. Save your private.pem securely. The program will encrypt ALL files in thetargeted directory and its subdirectories. Work fast with our official CLI. The result of this encryption is known as a Fernet token and has strong privacy and authenticity guarantees, Allows recursive decryption of the targeted tree structure. Warning: Be extra careful of running the program as it will modify files. Encrypts data passed. The Infosec Writeups team just completed our first Virtual Cybersecurity Conference and Networking event. Simple Python Ransomware is build in under 100 lines of code, mostly thanks to packages Cryptography (pip install cryptography) && python-dotenv, but also other packages (argparse, getpass, os, pathlib, smtplib, platform, email). If you are using Windows as your Operating System, always turn on the extension view so you can differentiate which executable file or document file. Many Git commands accept both tag and branch names, so creating this branch may cause unexpected behavior. A tag already exists with the provided branch name. The function above is a recursive function for scanning directories and getting a bunch of files listed with paths. The attacker's embedded RSA public key (intentionally hardcoded in PoC) is used to encrypt the AES key. Ransom0 is a open source ransomware made with Python, designed to find and encrypt user data. Final step Build an executable file with auto-py-to-exe, I cant explain more to you, but you could read this article, https://dev.to/eshleron/how-to-convert-py-to-exe-step-by-step-guide-3cfi. To install pyinstaller: https://www.pyinstaller.org To Convet .py File to exe : pyinstaller --onefile -w --icon YourIcon.ico Ransomware.py Before Converting File to exe Run : pip install --user --requirement requirements.txt To Decrypt Files : Run DeRansomware.py On line 29 From : To Your Key (example): If nothing happens, download Xcode and try again. Use Git or checkout with SVN using the web URL. Note that the key is the same one received in the email. Just a Learner and CTFs Player on a quite night. WARNING: This program can damage your files! I assume no liability and am not responsible for any misuse or damage caused by this tool and software in general. Work fast with our official CLI. After running the genKey.py there are 2 files, private.pem and public.pem.Save your private.pem securely. Its like other malicious software or computer viruses, but with one purpose to encrypt your data and make a ransom for you. Desktop, Downloads etc.). Many Git commands accept both tag and branch names, so creating this branch may cause unexpected behavior. Added RSA asymmetric encryption of the AES key. It's a Fake graphical mode ( the countdown is unlimitted) it's just more cool ! For specific subirectories, specify the main directory first (ie. A tag already exists with the provided branch name. Just change the encrypt function with decrypt with some logic. We had 16 amazing speakers who conducted super valuable and inspiring sessions. If nothing happens, download Xcode and try again. Ensure the path is correct and be wary in running with administrative privileges. Many Git commands accept both tag and branch names, so creating this branch may cause unexpected behavior. It is safe to use this data immediately as Fernet verifies that the data has not been tampered with prior to returning it. With my program you could modify for the reverse, decrypting the .L0v3sh3 files. Ransom0 Ransom0 is an open source ransomware made with Python, designed to find and encrypt user data. The private key is already stored in the attacker's C2 server. Here is my checklist, and you can use your own checklist. Domain and port for exfiltration (main_v2). Learn more. To Convet the .py to exe You can use pyinstaller. ATTENTION! It has medium code complexity. python3 (python2 for Linux/macOS should work), Exfiltrate key back to C2 given domain and port, Ransomware Extension [default: .wasted for WastedLocker]. There is a private key to decrypt your data back, but you know that an attacker will not attach the private key to the virus. Files decrypted on all levels under 'Downloads': This commit does not belong to any branch on this repository, and may belong to a fork outside of the repository. Then, we use the encryption function and run it with our file list before. And for the decrypt function, you can use my script before. TLDR: The directory should be also specified using the -d argument, provided that it was used to encrypt files in directories other that Desktop. Be careful when you execute the program, make sure you change the directory and try it in your Virtual Machine/Lab. Added path argument to specify a directory. If nothing happens, download GitHub Desktop and try again. Learn more. Ransom0 is an open source ransomware made with Python, designed to find and encrypt user data. Fixed handling of renaming files with adding/removing of the ransomware extension. I AM NOT RESPONSIBLE FOR ANY DAMAGED CAUSED BY THE ILLEGAL USAGE OF THIS PROGRAM. In order for the program to work from anywhere in the world, the server uses PyNgrok to tunnel it and make the server reacheable from evrywhere. If you try to make real ransomware, you are breaking the law and you are going to jail. For mitigation, this ransomware has Never trusted the file. In a nutshell, we are the largest InfoSec publication on Medium. The 'Downloads' folder before the encryption. If nothing happens, download GitHub Desktop and try again. Only used for decryptor. list of files After running the genKey.py there are 2 files, private.pem and public.pem. The updated code demonstrates a typical ransomware flow and it is just one of many ways to perform ransomware encryption. Generates AES key to encrypt local file (hardcoded in PoC). To simulate a one-click malware, comment and uncomment the following: There is support for multiple paths, add them as such: This commit does not belong to any branch on this repository, and may belong to a fork outside of the repository. Tested with python 2.7 with pyinstaller 3.6 and python 3.7 with pyinstaller 4.0. If used, the key will be stored in the same directory as ransomware.py. A tag already exists with the provided branch name. The project is composed of two main parts/programs: the server and the ransomware. the os library allows us to do operations on our files. If nothing happens, download GitHub Desktop and try again. Many Git commands accept both tag and branch names, so creating this branch may cause unexpected behavior. I originally added arguments to prevent accidental clicks and mess up. Ransomware_python A simply python 3 Ransmoware in AES-128 bits HOW TO USE IT Create a test directory at the root of git directory Put some files into this directory Do the following command line to encrypt: python3 chiffre.py Do the following command line to decrypt: python3 dechiffre.py Then all your files in your test directory will be encrypted Are you sure you want to create this branch? The project is built off CryptSky and full credits goes to deadPix3l for his code. Encrypt all the files Before running the ransomware, you'll need to modify a few things in ransom.py: Put the url you've got when you started the server: I recommend running it in a testing directory, otherwise all of your files will be encrypted: Donations are welcome, it'll really help me to continue to maintain this project :), THIS PROJECT IS FOR EDUCATION PURPOSE ONLY, DO NOT RUN IT WITHOUT PERMISSION! Use Git or checkout with SVN using the web URL. The fernet module of the cryptography package has built-in functions for key generation, encryption of clear-text to cipher-text and decryption of cipher-to-clear text using the encryption and decryption methods respectively. Use Git or checkout with SVN using the web URL. Simple Python Ransomware is a simple tool built in Python that does exactly that, in under 100 lines of code. Lets scan the file, encrypt that, and then change the extension. To review, open the file in an editor that reveals hidden Unicode characters. Apologies for my typo in the countdown timer :D. This is a scary project, right? Put some files into this directory. The program must encrypt data with the public key, After encryption, the program must remove the original files and change the encrypted file extension with . Just copy my script and paste it into the end of the malware script. Send an email with the cryptoghraphic key to your gmail account. The project is composed of two main parts/programs: the server and the ransomware If you want more explanation, just read my last articles. You signed in with another tab or window. A simple python ransomware PoC that can be used for Atomic Red Team: ATT&CK Technique: Data Encrypted for Impact (T1486). 1.Run the server: python3 server.py Disclaimer:This tutorial is just for educational purposes, dont try to break any computer except yours. For the testing, I wanna use the parent of this programs directory for scanning and encrypting with this script. A tag already exists with the provided branch name. Before running the script, head over to the .env file and update the following lines using your own information: After saving the file, you can run the script in the encryption mode by typing: --directory or -d takes as an parameter a string, which is the Location / Folder you are targeting (ie. Work fast with our official CLI. When the ransom is paid, a decryptor is provided. A tag already exists with the provided branch name. If successfully decrypted you will receive the original plaintext as the result, otherwise an exception will be raised. This commit does not belong to any branch on this repository, and may belong to a fork outside of the repository. Before you begin, ensure you have met the following requirements: To install Simple Python Ransomware, follow these steps: Simple Python Ransomware is used both to encrypt and to decrypt files. A collection of write-ups from the best hackers in the world on topics ranging from bug bounties and CTFs to vulnhub machines, hardware challenges and real life encounters. Program Structure: In order for the program to work from anywhere in the world, the server uses PyNgrok to tunnel it and make the server reacheable from evrywhere. A simple, fully python ransomware PoC using AES-CTR and RSA. Simple Python Ransomware is a simple implementation of a ransomware in Python. You signed in with another tab or window. The program should be an executable file and the icon like a document file. To install Simple Python Ransomware, follow these steps: git clone git@github.com:mihneamanolache/Simple-Python-Ransomware.git && cd Simple-Python-Ransomware pip3 install -r requirements.txt Using Simple Python Ransomware Simple Python Ransomware is used both to encrypt and to decrypt files. The fernet module ensures that data encrypted using it can no longer be manipulated or read without the key. The updated code demonstrates a typical ransomware flow and it is just one of many ways to perform ransomware encryption. python.plainenglish.io Develop the program Step 1 Generate Private & Public Key In the last articles, I have explained how making a python program to generate Private & Public key. Learn more. In the python script you can use this script: So, you can encode your private key, then decode it in the python script. Many Git commands accept both tag and branch names, so creating this branch may cause unexpected behavior. NB: As this is simply a PoC for Atomic Red Team, there is no real need to change the keys or other variables. To install pyinstaller: https://www.pyinstaller.org To Convet .py File to exe : pyinstaller --onefile -w --icon YourIcon.ico Ransomware.py Before Converting File to exe Run : pip install --user --requirement requirements.txt To Decrypt Files : Run DeRansomware.py On line 29 From : This commit does not belong to any branch on this repository, and may belong to a fork outside of the repository. A simple python ransomware PoC that can be used for Atomic Red Team: ATT&CK Technique: Data Encrypted for Impact (T1486). My recommendation is to read the guides and only run it on a virtual machine at your own risk. Allows recursive encryption of the target tree. USE AT YOUR OWN RISK! Step 4 Countdown and message after encrypting done. If letft blank, Simple Python Ransomware will automatically target the Desktop.

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