call :mask_value "%MATCHVAL%" set "OUTVAL=%MASKED_VALUE%" REM Quote fields for CSV, replace quotes inside fields set "QFILE=%%~fF" set "QLINE=%LN%" set "QCTX=%L%" REM escape double quotes by doubling them set "QFILE=%QFILE:"=""%" set "QCTX=%QCTX:"=""%" if "%DRY%"=="0" ( >>"%OUTFILE%" echo "%QFILE%","%QLINE%","%QCTX%","%MT%","%OUTVAL%" ) echo Found [%MT%] in %%~fF:%LN% -> %OUTVAL% ) ) ) )
Disclaimer: This article is for educational purposes only. Circumventing software licensing protections may violate software EULAs. Always ensure you have the legal right to retrieve product keys from a machine.
Because batch files contain executable strings capable of making deep structural changes, bad actors sometimes use deceptive files named get-keys.bat as an attack vector. For example, the OBSCURE#BAT campaign leverages heavily obfuscated batch files to drop rootkits, manipulate registry run paths, and maintain unauthorized system persistence.
In specialized development environments, a script might pull temporary AWS, Azure, or Google Cloud access tokens to configure local environment variables before launching a program.
:currentuser reg query HKCU\Software pause goto menu get-keys.bat
Protecting your infrastructure from malicious batch scripts requires a combination of robust system configuration and user awareness.
While native Windows Batch language lacks robust, non-blocking asynchronous keyboard hooks out of the box, system architects frequently build custom get-keys.bat utilities. These implementations rely on native commands like CHOICE , hybrid JScript/VBScript injection , or PowerShell loops to transform interactive command-line environments.
: The batch file often utilizes PowerShell commands to perform the actual download, as seen in repositories on Dependency Management : It ensures that related tools (like
: Ensure your real-time antivirus protection is turned on and updated. Because batch files contain executable strings capable of
Compare the extracted keys against known valid hashes (if applicable) to ensure they aren't corrupted during extraction. UI Status Indicators: Provide a "Key Status" dashboard in your tool: Keys Found: Displays the version and date of extraction. Keys Missing: Triggers a prompt to reconnect the device and re-run the get-keys.bat 3. Security Hardening
Standard batch scripting typically waits for a user to type an entire string and hit Enter via the set /p command. However, interactive terminal applications require immediate action the moment a key hits the keyboard.
The most alarming possibility is that get-keys.bat is a . A keylogger is a type of spyware that runs invisibly in the background, logging every single keystroke the user makes and saving this information to a secret file. Its purpose is to silently capture sensitive data like:
@echo off REM get-keys.bat REM Recursively search for likely keys/tokens in files and generate a CSV report. REM Usage: REM get-keys.bat [root_path] [--extensions=ext1,ext2,...] [--exclude=pattern1;pattern2] [--mask] [--dry-run] REM Defaults: REM root_path = current directory REM extensions = txt,env,conf,config,json,js,py,java,xml,ini,yml,yaml,md,log REM exclude = .git;.venv;node_modules;venv REM mask = redact found values in report REM dry-run = do not write report (only console output) If you share with third parties
:export set /p regpath="Enter registry path (e.g., HKLM\Software): " set /p exportfile="Enter export filename (e.g., backup.reg): " reg export "%regpath%" "%exportfile%" echo Exported to %exportfile% pause goto menu
Never double-click a batch file from an unverified source.Follow these steps to safely check what the script does before running it. Step 1: Open with a Text Editor Right-click the get-keys.bat file. Select or Open with and choose Notepad . Review the text commands inside. Step 2: Look for Red Flags
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For those who prefer or are required to use PowerShell, Microsoft's more advanced scripting environment offers an equivalent command. Open PowerShell as an Administrator (right-click the Start button and select "Terminal (Admin)" or "Windows PowerShell (Admin)") and run:
Avoid saving passwords directly inside browsers, as standard infostealer scripts target browser storage directories first. Use dedicated password managers with master-password encryption.