Pratyaksha Beri / Shad0wMazt3r

Cyber Security Engineering at Iowa State University, with work across agentic security, malware analysis, DFIR, CTFs, and practical security tooling.

GitHub About
Focus Application Security, Reverse Engineering, Offensive Security
Active in CTFs, Cyber Defense Competitions, Research
Tools Python, C, PHP, Java, Bash, Linux

Writing

Latest notes

August 11, 2024

Analyzing a Compromised Linux Machine

In this project, we performed a comprehensive security analysis on a Linux machine. The objective was to identify, analyze, and provide recommendations to mitigate various vulnerabilities found on the target system.
Read article
August 5, 2024

Vajra Spy - An Android Malware

Explore the discovery and analysis of VajraSpy, an Android malware by the Indian APT "Patchwork," designed to exfiltrate data from messaging apps. This blog details my experience with malware analysis and the technical findings from the investigation
Read article

Selected work

Projects and research threads

AI toolkits / vulnerability research The Scaffolding AI-assisted bug-hunting workspace for tracing behavior, building clean proof-of-concept cases, and documenting findings.
AI toolkits / security analysis Lattice Mind Research and tooling around structured investigation workflows, reasoning artifacts, and turning security context into usable analysis.
Security tooling / honeypots HoneyEasy Honeypot-oriented security tooling focused on making collection, observation, and lab deployment easier to work with. Python / Embedded systems CyTTY UART terminal tooling for Iowa State CyBot work, with voice input, text fallback, configurable UART settings, and activity logging. Python / PHP / TypeScript Scammer-List Spam and scam detection project using profile names, website signals, message analysis, and a maintained scammer dataset. DFIR / Linux / remediation Analyzing a Compromised Linux Machine Security assessment writeup covering vulnerabilities, proof-of-concept evidence, impact, and remediation guidance.