Black Hat Rust Deep dive into offensive security with the Rust programming language

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Preface
Introduction
	Types of attacks
	Phases of an attack
	Profiles of attackers
	Attribution
	The Rust programming language
	History of Rust
	Rust is awesome
	Setup
	Our first Rust program: A SHA-1 hash cracker
	Mental models to approach Rust
	A few things I’ve learned along the way
	Summary
Multi-threaded attack surface discovery
	Passive reconnaissance
	Active reconnaissance
	Assets discovery
	Our first scanner in Rust
	Error handling
	Enumerating subdomains
	Scanning ports
	Multithreading
	Fearless concurrency in Rust
	The three causes of data races
	The three rules of ownership
	The two rules of references
	Adding multithreading to our scanner
	Summary
Going full speed with async
	Why
	Cooperative vs Preemptive scheduling
	Future
	Streams
	What is a runtime
	Introducing tokio
	Sharing data
	Avoid blocking
	Combinators
	Porting our scanner to async
	How to defend
	Summary
Adding modules with trait objects
	Generics
	Traits
	Traits objects
	Command line argument parsing
	Logging
	Adding modules to our scanner
	Tests
	Other scanners
	Summary
Crawling the web for OSINT
	OSINT
	Tools
	Search engines
	IoT & network Search engines
	Social media
	Maps
	Videos
	Government records
	Crawling the web
	Why Rust for crawling
	Associated types
	Atomic types
	Barrier
	Implementing a crawler in Rust
	The spider trait
	Implementing the crawler
	Crawling a simple HTML website
	Crawling a JSON API
	Crawling a JavaScript web application
	How to defend
	Going further
	Summary
Finding vulnerabilities
	What is a vulnerability
	CWE vs CVE
	Vulnerability vs Exploit
	0 Day vs CVE
	Web vulnerabilities
	Injections
	HTML injection
	SQL injection
	XSS
	Server Side Request Forgery (SSRF)
	Cross-Site Request Forgery (CSRF)
	Open redirect
	(Sub)Domain takeover
	Arbitrary file read
	Denial of Service (DoS)
	Arbitrary file write
	Memory vulnerabilities
	Buffer overflow
	Use after free
	Double free
	Format string problems
	Other vulnerabilities
	Remote Code Execution (RCE)
	Integer overflow (and underflow)
	Logic error
	Race condition
	Additional resources
	Bug hunting
	The tools
	Automated audits
	Summary
Exploit development
	Creating a crate that is both a library and a binary
	Building our pwntoolkit
	CVE-2017-9506
	CVE-2018-7600
	CVE-2019-11229
	CVE-2019-89242
	CVE-2021-3156
	Summary
Writing shellcodes in Rust
	What is a shellcode
	Sections of an executable
	Rust compilation process
	no_std
	Using assembly from Rust
	The never type
	Executing shellcodes
	Our linker script
	Hello world shellcode
	An actual shellcode
	Reverse TCP shellcode
	Going further
	Summary
Phishing with WebAssembly
	Social engineering
	Nontechnical hacks
	Phishing
	Watering holes
	Evil twin attack
	Telephone
	WebAssembly
	Sending emails in Rust
	Implementing a phishing page in Rust
	Architecture
	Cargo Workspaces
	Deserialization in Rust
	A client application with WebAssembly
	How to defend
	Summary
A modern RAT
	Architecture of a RAT
	Existing RAT
	Why Rust
	Designing the server
	Designing the agent
	Docker for offensive security
	Let’s code
	Optimizing Rust’s binary size
	Some limitations
	Distributing you RAT
	Summary
Securing communications with end-to-end encryption
	The C.I.A triad
	Threat modeling
	Cryptography
	Hash functions
	Message Authentication Codes
	Key derivation functions
	Block ciphers
	Authenticated encryption
	Asymmetric encryption
	Key exchanges
	Signatures
	End-to-end encryption
	Who use cryptography
	Common problems and pitfalls with cryptography
	A little bit of TOFU?
	The Rust cryptography ecosystem
	ring
	Summary
	Our threat model
	Designing our protocol
	Implementing end-to-end encryption in Rust
	Some limitations
	To learn more
	Summary
Going multi-platforms
	Why multi-platform
	Cross-platform Rust
	Supported platforms
	Cross-compilation
	cross
	Custom Dockerfiles
	Cross-compiling to aarch64 (arm64)
	More Rust binary optimization tips
	Packers
	Persistence
	Single instance
	Going further
	Summary
Turning our RAT into a worm to increase reach
	What is a worm
	Spreading techniques
	Cross-platform worm
	Vendoring dependencies
	Spreading through SSH
	Implementing a cross-platform worm in Rust
	Install
	Spreading
	More advanced techniques for your RAT
	Summary
Conclusion
	What we didn’t cover
	The future of Rust
	Leaked repositories
	How bad guys get caught
	Your turn
	Build your own RAT
	Social media
	Other interesting blogs
	Feedback