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Encrypting Files examples

PowerShell scripts Encryption/Obfuscation​

  • Turn of real time protection of windows defender
  • Clone this repo first Invoke-Obfuscation
  • Link to GitHub readme page Invoke-Obfuscation Github
  • Turn off windows defender real time protection
  • Open windows power shell as administrator.
  • cd to that cloned folder of repo.
  • Try running Import-Module .\Invoke-Obfuscation.psd1
  • If you get some exception then run this command first then re-run above command.
    • Set-ExecutionPolicy -Scope CurrentUser -ExecutionPolicy Unrestricted
  • Then run Ivoke-Obfuscation in terminal, It will run the tool and open the command.
  • Then type set scriptpath c:\path\to\ps1\script
  • You can check if things are set properly or not using show options command.
  • Then you can use any type of option to obfuscate it.
    • TOKEN
    • STRING
    • ENCODING
    • COMPRESS
  • I prefer any one COMPRESS option.
  • You can use COPY command to copy the whole obfuscated code in clipboard.
  • We can also use UNDO command to undo that code

Build or compile C sharp file into exe using dotnet SDK​

  • We will need to require .net SDK tool kit, we can download from microsoft official website.
  • cd to parent folder where you want to make the build.
  • Then run dotnet new console -n tool_name
  • It will create tool_name folder for you.
  • Then cd tool_name go to that tool_name folder
  • Then you can replace or create you C sharp code under program.cs file.
  • Then run dotnet build
  • It will update the bin and obj folders, Inside bin folder you will find the .exe file.
  • That you can run that exe file with bat file to do that process.
  • To add any new package to your management run below command.
    • dotnet add package System.Management

Python files Encryption/Obfuscation​

  • Install similar version of python matching to houdini python
  • Run - pip install pyarmor
  • Copy the location of pyarmor where it is installed
  • And make a command path/to/pyarmor, You can also run where pyarmor to get the path
  • cd /module/parent/dir
  • mkdir dist1
  • cp -a module_name dist1/
  • path/to/pyarmor gen -O dist1 -i module_name
  • Then copy the module inside dist1 to where you want to run that encrypted files
  • Make sure your pyarmor_runtime_000000 is linked properly in module files
  • Its better to keep that outside the mode and modify all the python files to read directly instead of .pyarmor_runtime_000000