Sunday, November 8, 2026

Hacking-Rust for learning reverse engineering of Rust binaries across x64, ARM64 and ARM32

Hacking-Rust for learning reverse engineering of Rust binaries across x64, ARM64 and ARM32

mytechnotalent/Hacking-Rust is a free, book-length tutorial that walks reverse engineers from a basic Hello World through debugging and binary analysis of Rust programs on x64, ARM64 and ARM32 for authorized study.

Toolmytechnotalent/Hacking-Rust — free online Rust hacking and reverse engineering tutorial series distributed as a PDF book
CategoryEducational reverse engineering courseware
Primary UseSelf-study of Rust binary reverse engineering on x64, ARM64 and ARM32, following a build-debug-hack cycle per topic
Safe UseEducational material for authorized professionals practicing on self-written lab binaries in controlled environments
Telemetry NotePurely educational content; no runtime component, so nothing to observe — but debugger usage patterns taught here apply to any lab or SOC environment

mytechnotalent/Hacking-Rust is not a tool in the traditional sense of a binary you run during an engagement; it is a free, comprehensive online course, distributed as a downloadable PDF book, that teaches the reverse engineering of Rust binaries from scratch. The repository currently sits at 240 stars, is written in Rust, and is licensed under Apache-2.0, which makes it cleanly reusable for training programs, internal workshops, and personal study alike. Its stated scope covers three architectures — x64, ARM64 and ARM32 — which is notable because most hobbyist reverse engineering material stops at x64 and never addresses the ARM world where embedded and mobile targets live. For authorized professionals who want to build Rust RE skills, this is a structured path rather than a scattered set of blog posts.

The pedagogical architecture of the course is its most distinctive feature. Each Rust language concept is presented in a strict three-lesson cycle: first a chapter that builds the program, then a chapter that debugs it, then a chapter that hacks it — meaning the reader is walked through modifying behavior at the binary level. The README enumerates this pattern clearly: Hello Rust, Debugging Hello Rust, Hacking Hello Rust, then the same triplet for scalar data types, compound data types, functions, and control flow. This build-debug-hack loop mirrors how a real analyst approaches unfamiliar compiled code: understand the source, observe it under a debugger, then reason about how its logic can be altered once only the binary remains.

Chapter 1 covers environment setup and a basic hello-world style Rust program for the x64 architecture, establishing the toolchain baseline. Chapter 2 moves immediately into debugging that same program, which is a sensible early introduction — the author clearly wants readers comfortable in a debugger before any patching concepts appear. Chapter 3 then turns to hacking the program, closing the first complete cycle. This early reinforcement matters for Rust specifically, because the language's compiler inserts ownership checks, drop logic, and panic paths that look alien to analysts coming from C binaries.

The middle chapters scale the same loop across the language's data model. Chapters 4 through 6 address scalar data types — how integers, floats, and booleans compile down, how to read them in a debugger, and how to manipulate them in the binary. Chapters 7 through 9 do the same for compound data types, which in Rust means tuples and arrays, and how those are laid out in memory. For an analyst, this is the practical core of the course: most real reverse engineering work on release builds is exactly this — locating where a value lives, tracing where it flows, and understanding the layout the compiler chose.

Chapters 10 through 12 apply the triplet to functions, and chapters 13 through 15 to control flow. Function chapters are where calling conventions, prologues, and stack frames come into play, all of which look different under Rust's codegen than under GCC or MSVC output for equivalent C. The control flow chapters cover branching and looping constructs and, presumably, how the compiler lowers match expressions and the Option/Result patterns that dominate idiomatic Rust. The README does not detail lesson-level content beyond the chapter titles, so the depth of each hack exercise should be judged from the PDF itself rather than assumed.

The entire course is available as a free PDF download hosted directly in the repository, which means the material is versioned with the repo and can be archived offline for lab use. The README links each chapter back to the same book file rather than to per-chapter markdown, so the PDF is the canonical artifact. Anyone building an internal training track for a security team could clone the repo once and distribute the book without licensing concerns thanks to Apache-2.0.

Beyond the fifteen numbered chapters, the README shows the project is actively maintained and cross-linked with the author's wider ecosystem. A dated tutorial section points to companion lessons — the current entry highlights an AVR assembler course lesson on controlling an RGB LED — and there is a prominent link to the author's broader Reverse-Engineering self-study tutorial repository. This suggests Hacking-Rust is one strand of a much larger curriculum covering assembly and RE fundamentals, which is worth knowing for readers who need prerequisite material on x64 or ARM assembly itself.

The repository's topic tags reinforce its positioning: reverse-engineering, ida, ida-pro, arm32, arm64, rust-lang, and windows. The ida-pro tag is a strong signal that the debugging and hacking chapters assume a commercial disassembler workflow, which readers should budget for, although free alternatives exist for personal study. The windows tag indicates the primary host platform for the exercises, consistent with x64 being the lead architecture before the ARM chapters extend coverage.

Where this fits in an authorized workflow is straightforward: it is a skills builder, not an engagement tool. Analysts doing malware triage on Rust-compiled loaders — an increasingly common sight given Rust's adoption by both legitimate developers and commodity malware authors — need exactly this literacy: recognizing Rust string handling, panic handlers, and standard library symbols in stripped binaries. The course's methodical build-debug-hack loop trains that recognition on code the reader wrote themselves, which is the correct and safe training model.

Nothing about the course requires attacking third-party systems; every exercise is self-referential, performed on binaries the student compiles from provided source. That makes it suitable for university courses, CTF team practice, corporate onboarding, and defensive researchers who simply want to read Rust code they encounter in the wild. There are no operational commands, payloads, or target infrastructure in the README — it is purely a curriculum index pointing at a book.

The obvious caveat is completeness: the README lists chapters only through control flow, and deeper Rust-specific territory — traits and dynamic dispatch through vtables, async state machines, unsafe blocks, and the monomorphization noise from generics — is not visibly indexed yet. Given the lesson numbering already extends past 350 across the author's companion series and the tutorial banner carries a recent date, the project is clearly alive and likely to keep growing. For anyone whose threat-intel or triage work increasingly touches Rust binaries, subscribing to the repo and working through the PDF is a low-cost, license-clean investment.

Official project repository for mytechnotalent/Hacking-Rust.
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Educational analysis for authorized security professionals. Use only in controlled, authorized environments.

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