Hwid Checker Bat [portable] | UHD |

if "%HWID%"=="%ALLOWED1%" goto :granted if "%HWID%"=="%ALLOWED2%" goto :granted

echo Access Denied. HWID not recognized. pause exit /b 1 hwid checker bat

Date: [Current Date] Author: Cybersecurity & Systems Analysis Dept. Subject: Analysis of Hardware ID (HWID) Checking Mechanisms in Batch Environment 1. Executive Summary A HWID (Hardware ID) Checker is a tool used to generate a unique fingerprint of a computer system based on its physical components. While commonly implemented in high-level languages (C++, Python, PowerShell), it is possible to create a rudimentary but functional HWID checker using a native Windows Batch script ( .bat ) . This report explores the design, methodology, limitations, security vulnerabilities, and legitimate vs. malicious applications of such a script. Subject: Analysis of Hardware ID (HWID) Checking Mechanisms

:: Get Disk Serial (first non-empty) for /f "skip=1 tokens=*" %%c in ('wmic diskdrive where "mediatype='Fixed hard disk media'" get serialnumber 2^>nul') do ( if not "%%c"=="" set "DISKSN=%%c" & goto :got_disk ) :got_disk %temp%\hwid_hash.txt set /p HWID=&lt

:: Whitelist of allowed HWIDs (hashed or plain) set ALLOWED1=5d41402abc4b2a76b9719d911017c592 set ALLOWED2=7d793037a0760186574b0282f2f435e7

:granted echo Access Granted. Running software... :: Launch actual program here pause

:: Optional: Simple hash via CertUtil (MD5) echo %RAW_HWID% > %temp%\hwid.txt certutil -hashfile %temp%\hwid.txt MD5 | findstr /v "hash" > %temp%\hwid_hash.txt set /p HWID=<%temp%\hwid_hash.txt del %temp%\hwid.txt %temp%\hwid_hash.txt