Python tools for penetration testers

Network

Scapy: send, sniff and dissect and forge network packets. Usable interactively or as a library
pypcap, Pcapy and pylibpcap:
several different Python bindings for libpcap
libdnet: low-level networking routines, including interface lookup and Ethernet frame transmission
dpkt: fast, simple packet creation/parsing, with definitions for the basic TCP/IP protocols
Impacket: craft and decode network packets. Includes support for higher-level protocols such as NMB and SMB
pynids: libnids wrapper offering sniffing, IP defragmentation, TCP stream reassembly and port scan detection
Dirtbags py-pcap: read pcap files without libpcap
flowgrep: grep through packet payloads using regular expressions
httplib2: comprehensive HTTP client library that supports many features left out of other HTTP libraries

Debugging and reverse engineering

Paimei: reverse engineering framework, includes PyDBG, PIDA,
pGRAPH
Immunity Debugger: scriptable GUI and command line debugger
IDAPython: IDA Pro plugin that integrates the Python programming language, allowing scripts to run in IDA Pro
PyEMU: fully scriptable IA-32 emulator, useful for malware analysis
pefile: read and work with Portable Executable (aka PE) files
pydasm: Python interface to the libdasm x86
disassembling library
PyDbgEng: Python wrapper for the Microsoft Windows Debugging Engine
uhooker: intercept calls to API calls inside DLLs, and also arbitrary addresses within the executable file in memory
diStorm64: disassembler library for AMD64, licensed under the BSD license
python-ptrace: debugger using ptrace (Linux, BSD and Darwin system call to trace processes) written in Python

Fuzzing

Sulley: fuzzer development and fuzz testing framework consisting of multiple extensible components
Peach Fuzzing Platform: extensible fuzzing framework for generation and mutation based fuzzing
antiparser: fuzz testing and fault injection API
TAOF, including ProxyFuzz,
a man-in-the-middle non-deterministic network fuzzer
untidy: general purpose XML fuzzer
Powerfuzzer: highly automated and fully customizable web fuzzer (HTTP protocol based application fuzzer)
FileP: file fuzzer. Generates mutated files from a list of source files and feeds them to an external program in batches
SMUDGE
Mistress: probe file formats on the fly and protocols with malformed data, based on pre-defined patterns
Fuzzbox: multi-codec media fuzzer
Forensic Fuzzing Tools: generate fuzzed files, fuzzed file systems, and file systems containing fuzzed files in order to test the
robustness of forensics tools and examination systems
Windows IPC Fuzzing Tools: tools used to fuzz applications that use Windows Interprocess Communication mechanisms
WSBang: perform automated security testing of SOAP based web services
Construct: library for parsing and building of data structures (binary or textual). Define your data structures in a declarative manner
fuzzer.py (feliam): simple fuzzer by Felipe Andres anzano

Web

ProxMon: processes proxy logs and reports discovered issues
WSMap: find web service endpoints and discovery files
Twill: browse the Web from a command-line interface. Supports automated Web testing
Windmill: web testing tool designed to let you painlessly automate and debug your web application
FunkLoad: functional and load web tester

Forensics

Volatility: extract digital artifacts from volatile memory (RAM) samples
SandMan: read the hibernation file, regardless of Windows version
LibForensics: library for developing digital forensics applications
TrIDLib, identify file types from their binary signatures. Now includes Python binding

Malware analysis

pyew: command line hexadecimal editor and disassembler, mainly to analyze malware
Didier Stevens' PDF tools: analyse, identify and create PDF files (includes PDFiD, pdf-parser andmake-pdf and
mPDF)
Origapy: Python wrapper for the Origami Ruby module which sanitizes PDF files
Exefilter: filter file formats in e-mails, web pages or files. Detects many common file formats and can remove active content
pyClamAV: add virus detection capabilities to your Python software

Misc

InlineEgg: toolbox of classes for writing small assembly programs in Python
Exomind: framework for building decorated graphs and developing open-source intelligence modules
and ideas, centered on social network services, search engines and instant messaging
RevHosts: enumerate virtual hosts for a given IP address
simplejson: JSON encoder/decoder, e.g. to use Google's
AJAX API

Other useful libraries and tools

IPython: enhanced interactive Python shell with many features for object introspection, system shell access, and its own special command system
Beautiful Soup: HTML parser optimized for screen-scraping
matplotlib: make 2D plots of arrays
Mayavi: 3D scientific data visualization and plotting
RTGraph3D: create dynamic graphs in 3D
Twisted: event-driven networking engine
Suds: lightweight SOAP client for consuming Web Services
M2Crypto: most complete OpenSSL wrapper
NetworkX: graph library (edges, nodes)
pyparsing: general parsing module
lxml: most feature-rich and easy-to-use library for working with XML and HTML in the Python language
Pexpect: control and automate other programs, similar to Don Libes `Expect` system
Sikuli, visual technology to search and automate GUIs using screenshots. Scriptable in Jython