
Low-level software engineer with strong expertise in Assembly, C, and C++, specializing in kernel-mode development, and system-level programming.
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WESMAR Marek Wesołowski
Embedded Systems Engineer
June 28, 2026 – Present
WSAPatch
May 18, 2026 – Present
Fix for Windows Subsystem for Android crashing within seconds of launch on Windows 11 26H1 and 25H2. Patches WsaClient.exe to bypass a broken AppUriHandler API call. Works with WSABuilds by MustardChef. Assembly x64 - pure WinAPI, no dependencies.
View ProjectBootBypass
April 9, 2026 – Present
Advanced native-mode utility for bypassing DSE and HVCI. Implements smart SeCiCallbacks patching and independent management of Memory Integrity settings. Operating as a subsystem:native app, it ensures early-phase control and environment preparation for security research and driver development.
View ProjectKvcForensic
February 24, 2026 – Present
Windows/Linux LSA credential extractor for lsass.dmp minidumps. Targets Windows 11 24H2/25H2/26H1 and Windows Server 2025. Pure Win32, no DbgHelp, no dependencies. Extracts MSV, WDigest, Kerberos, CredMan, DPAPI. AES-CFB128 and 3DES-CBC decryption via BCrypt
View ProjectChess
December 28, 2025 – Present
Lightweight chess engine written in modern C++20 with pure WinAPI. No dependencies, runs even in Windows Recovery Environment.
View ProjectFileRecoveryTool
December 17, 2025 – December 23, 2025
Professional file recovery tool for Windows. Recovers deleted files from NTFS/FAT32/exFAT via MFT scanning, USN Journal analysis & file carving. Pure Win32 API + Modern C++. Zero dependencies. Ultra-lightweight native binary. Multi-threaded architecture with responsive GUI. Direct disk access for maximum performance.
View ProjectWinDefCtl
December 8, 2025 – Present
Command-line utility to completely halt, disable, and neutralize Windows Defender and Tamper Protection. Bypasses forced UAC and GUI requirements in Windows 11 (supports 26H1). Features invisible execution and automatic privilege handling. Essential tool for sysadmins and security researchers.
View ProjectKernelResearchKit
November 7, 2025 – Present
Windows 11 kernel research framework demonstrating DSE bypass on Windows 11 25H2 through boot-time execution. Loads unsigned drivers by surgically patching SeCiCallbacks via native subsystem. Includes anti-loop protection and dual-path architecture. Windows 11 25H2 driver signature enforcement bypass
View ProjectWatermark_Remover
October 11, 2025 – Present
Windows watermark remover using IAT hooking and COM CLSID proxy injection. Patches shell32.dll via TrustedInstaller to intercept ExtTextOutW, LoadStringW, DrawTextWithGlow and more (removes evaluation, test-mode and activation strings). Pure MASM x64 (no CRT), ~30 KB. Reversible.
View Projectkvc
September 17, 2025 – Present
KVC enables unsigned driver loading via DSE bypass (g_CiOptions patch, skci.dll hijack, SeCiCallbacks redirection) and PP/PPL manipulation for LSASS memory dumping on modern Windows with HVCI/VBS.
View ProjectCmdT
August 14, 2025 – Present
The world's smallest TrustedInstaller launcher ~30KB of pure x64/x86 assembly. Hybrid CLI/GUI in one binary. Full NT privilege elevation (34 privileges), token caching, .lnk resolution via COM, drag-and-drop with UIPI bypass. Zero CRT dependency.
View ProjectCultural Fit Analysis
The candidate's projects are predominantly personal and highly specialized in Windows kernel and security research. While demonstrating exceptional technical depth, the lack of diverse project types (e.g., open-source contributions, team projects, different domains) makes it difficult to fully assess cultural fit in a broader team or product-focused environment. The current role as 'Embedded Systems Engineer' aligns well with the target role, suggesting a good fit for roles requiring deep technical focus.
Soft Skills & Operational Fit
The candidate's project descriptions indicate a highly independent and self-driven individual with a strong problem-solving orientation. The nature of the projects suggests a meticulous approach to complex technical challenges. However, there is no direct data to assess collaboration, communication in a team setting, or stress handling.