Mariusz Banach
Lower Silesian Voivodeship, Poland
Summary
🤩
RockstarMariusz Banach is an offensive IT security analyst and Red Team operator with a decade of experience blending deep malware research, Windows post-exploitation, and software development to run adversarial simulations and Purple Team engagements. He has led threat-oriented assessments of complex Active Directory forests and large banking infrastructures, helping mature SOC/CSIRT detection and evaluate WAF/IPS/EDR/DLP controls. A prolific open-source contributor known for repositories like a 170+ tool Pentesting toolkit, Cobalt Strike scripts, and custom C2 integrations, he builds practical offensive tooling used widely by the community. His background includes authoring a malware analysis course, reverse-engineering polymorphic malware to ship real-world cleaners, and improving offensive frameworks such as SharpWMI and C3. Certified across multiple advanced offensive certifications (OSCP, OSCE, CRTP, CRTE, CREST CRT, eCPTX) he pairs formal mastery with hands-on exploitation craft. Outside work he’s an aspiring offshore sailor and craft-beer aficionado, a detail that underscores his taste for disciplined risk and technical hobbies.
10 years of coding experience
Github Skills (60)
shellcode10
json10
javascript10
develop10
penetration-testing10
reverse-proxy10
c-language10
scapy10
apidoc10
python10
wp-api10
wmi10
it-security10
browser-security10
winapi10
Programming languages (15)
Github contributions (5)
mgeeky/Penetration-Testing-Tools
Feb 2018 - Dec 2022
A collection of more than 170+ tools, scripts, cheatsheets and other loots that I've developed over years for Red Teaming/Pentesting/IT Security audits purposes.
Role in this project:
Security Engineer
Security EngineerContributions:651 commits, 5 PRs, 544 pushes in 4 years 11 months
Contributions summary:Mariusz's contributions primarily focused on enhancing and improving the security tools within the repository. Specifically, the user made a significant update to the VLANHopperDTP.py script by covering CDP packets and incorporating ARP scanning after VLAN hopping, demonstrating expertise in network security. Furthermore, the addition of WPA2-Enterprise utilities, a ClickOnce SharpPick template, and a new CDPFlooder.py tool further indicate the user's focus on expanding the repository's capabilities in penetration testing and security analysis. These changes demonstrate a proactive approach to security testing and tool development.
it-securitypentestingpenetration-testingpenetrationtesting
mgeeky/ProtectMyTooling
Nov 2020 - Jan 2023
Multi-Packer wrapper letting us daisy-chain various packers, obfuscators and other Red Team oriented weaponry. Featured with artifacts watermarking, IOCs collection & PE Backdooring. You feed it with your implant, it does a lot of sneaky things and spits out obfuscated executable.
Role in this project:Security Engineer
Security EngineerContributions:149 commits, 2 PRs, 32 pushes in 2 years 1 month
Contributions summary:Mariusz primarily worked on enhancing the security posture of the project by integrating various packers, obfuscators, and related tools. They contributed by adding support for multiple freeware packers, including UPX, ConfuserEx, and others like Nimcrypt2. The user also added features for IOC collection and watermarking, further strengthening the security features of the codebase.
packer
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