Industrial Embedded Systems Hardware Penetration Testing

Learn four essential electrical safety rules, set up virtualization and virtual machines with Kali Linux for a pen testing platform, flash the Chronograph Challenge board, and install logic analyzer software.

Learn four basic electrical safety rules for hardware hacking embedded devices. Use external power adapters only, avoid wall-powered units, and do not mix power sources to prevent short circuits.

Explore how virtual machines emulate PC hardware, from host to guest, enabling an OS and programs to run on a virtual processor, RAM, storage, and interfaces, with graphics performance limited.

Learn how to install VirtualBox on Windows, including downloading the Windows hosts package, running the standard installer, accepting suggested options, enabling network interfaces, and optionally installing the USB driver.

Learn to set up Kali Linux in a VirtualBox VM, configure the network bridge, and run a shell installation script that automatically installs peakery.com and fermi-walker for the course.

Flash the NodeMCU ESP8266 board with esphome in Chrome, select the USB serial port, erase, and flash the course firmware binary, then verify via the serial terminal.

Install the logic two analyzer software on Windows, run the installer, and connect a Sally compatible USB logic analyzer to enable detection. If hardware is unavailable, offline captures are provided.

Set up a hardware hacking lab with virtualization, Kali Linux VM, and ESP flasher firmware for the Chronograph Challenge board, then install logic analyzer tools and prepare for root access.

Perform pcb reconnaissance to access and analyze industrial embedded system boards, and use ai image recognition to label key components on the ics 2400, w21 58, and Chronoguard boards.

Examine PCB reconnaissance tools, including a modular bit set with one handle, a versatile multi-tool, prying tools, and movable lighting, then use Google docking and image recognition to identify chips.

Identify the pcb's core components, including the processor or SoC, volatile DRAM and non-volatile storage like SPI flash or SD cards, firmware, real time clock, and debug interfaces.

Disassemble the IX2400 to access the PCB, photograph each labeled chip with zoom for clear readings, and identify each chip's manufacturer and function for a final presentation.

Use ai image recognition to identify the system on chip and memory components in a vpn device. Analyze the serial headers and plan to fetch datasheets to verify uart capabilities.

Search the IX2400 datasheet by copying the manufacturer name and model type, and filtering for PDF; then review top result linking to datasheet and manual, and note UART mentions.

Perform a PCB recon by opening the housing, exposing the PCB, and photographing chip labels with a phone to identify manufacturers and chip functions in the embedded system.

Leverage AI image recognition to identify chips from screenshots, explain the NXP system-on-chip, power management, and real-time clock, and note UART interfaces and jp header pins.

Search the datasheet by copying the manufacturer’s name and model type, filtering for pdf, then visit the manufacturer page for datasheet and manuals on chip, noting over 50 urod results.

Perform a targeted PCB recon on the challenge board by photographing the chips with a phone and identifying potential interfaces.

Conduct PCB reconnaissance by photographing chips with a phone, examine labeling and lighting, and review the Kgmc 8266 and CZ 340 USB serial pinouts.

Master pcb reconnaissance for embedded systems by identifying SoCs, memory, and debugging interfaces with hardware tools and image capture, then apply to Chronoguard boards to prepare for electrical recon.

Master electrical reconnaissance by using a digital multimeter to measure voltage and continuity, apply Ohm's law, and identify ground and voltage levels on ICS 2400, W21 58, Chronoguard Challenge Board.

Learn to use a multimeter as a versatile tool for diagnosing circuits, testing components, and performing voltage, current, resistance, and continuity measurements with proper lead placement and safe, powered-off operation.

Explore the fundamentals of electric current, including how electrons flow through conductors and how voltage affects current in amps, with safety notes and the differences between direct and alternating current.

Operate a multimeter in continuity test mode to verify PCB connections and identify ground pins, listening for a beep and observing near-zero ohms while the circuit remains powered off.

Measure voltage with a multimeter in dc voltage mode to determine the potential difference between two points, the volts driving current through a circuit.

Explore how resistance in ohms governs electron flow in circuits through ohm's law. Learn to relate voltage, current, and resistance and calculate one parameter when two are known.

Identify ground and voltage levels on IX 2400 during reconnaissance. Verify the 12–24 V DC power supply and measure GND, RX, and TX at 0 V and 3.2 V.

Identify ground and voltage levels on the W2150A hardware by continuity checks and DC measurements on JP1 and JP2, confirming 24 V supply and ground pins.

Perform electrical reconnaissance on the Chronograph Challenge board by verifying a five-volt USB power supply, locating the ground pin via continuity, then measuring voltages on the remaining pins.

Perform a continuity test to confirm ground on pin G, noting USB shield beeps; power reveals about 3.2V on TX and RX, guiding future logic analyzer use.

Master electrical reconnaissance basics with a digital multimeter for continuity and direct current voltage tests, establishing ground and voltage levels as you study current, voltage, and logic signals.

Master signal reconnaissance by capturing and analyzing logic signals with a USB logic analyzer, studying voltage levels and transfer rates on the ICS 2400, W21 58, and Chronoguard board.

Explore logic analyzer interface hardware, mapping input channels to probes and ground connections, and creating a color-based connection scheme with common ground to visualize and analyze captured data.

Explore the cell logic analyzer software to capture and interpret digital signals, configure the sample rate and memory buffer, and use the async serial analyzer with baud rate 115200.

Examine how digital information uses logic levels and voltage levels to encode bits as ones and zeros, and how baud rate governs data transmission speed for reliable, noise-tolerant communication.

Learn how baud rate, the data transfer rate over a channel, is determined with a logic analyzer by measuring bit duration and matching to standard rates like 9600.

Capture signals with hardware probes, sample at defined rates, and digitize via A/D conversion to map analog voltage into digital logic sequences, using memory buffers and async serial analyzer.

Identify a 3.3V TTL logic level, connect ground, rx, and tx, capture signals with a logic analyzer, estimate baud rate near 57,600, and confirm a boot log over serial.

Confirm the system uses a 3.3V TTL logic level and identify a serial interface by capturing signals with a logic analyzer, revealing a boot log at baud rate near 115200.

Perform signal reconnaissance on the challenge board by setting up ground and probes, connecting a logic analyzer, and capturing data at 1 ms/s to estimate baud rate and start bits.

Analyze the challenge board signals to confirm a 3.3 ttl logic level, wire rx/tx with a logic analyzer, and verify serial communication via a boot log.

Learn to perform signal reconnaissance using a USB logic analyzer, interpret voltage levels and transfer rates, and analyze captured serial data to reveal undocumented pins on a PCB.

Learn serial reconnaissance using hardware and software to access low speed interfaces on embedded PCBs, connect to ICS 2400 and W21 50 A, and use USB on the challenge board.

Learn how a USB-UART interface enables serial communication with embedded systems and IoT devices, covering TX/RX/VCC/GND, voltage levels, wiring colors, and safe power practices for Kali Linux.

Learn to use picocom, a simple terminal emulator for serial devices, to debug embedded systems and IoT hardware, with baud rate 115,200, device identification, logging, and essential shortcuts.

Identify uart, i to c, spi, and jtag interfaces to access root shells, dump firmware, and understand how these low speed serial interfaces enable hardware hacking.

Explore how the UART protocol enables asynchronous serial communication with start and stop bits, eight data bits, baud rates, and RX–TX crossovers for TTL connections.

Explore how the serial peripheral interface enables controller-driven data transfer between a master and peripherals. Learn the four-wire layout: clock, MOSI, MISO, CS, and how firmware moves from non-volatile memory.

Configure a 3.3v ttl serial link by grounding and crossing rx and tx, using a usb interface at 57,600 baud in Kali Linux to capture boot logs.

Establish a serial connection to the W21 58 by configuring 3.3v ttl, baud rate 115200, crossing rx/tx, grounding, using a usb-to-serial interface to access boot log.

Perform serial reconnaissance by identifying logic voltage levels and baud rate, then configure usb interface, create a connection scheme, and power on the board via a computer and virtual machine.

Set up a 3.3v ttl serial link, cross tx and rx, and power the Chronoguard board to observe the boot log via usb interface using kali linux and peakery.

Perform serial reconnaissance with peakery.com via a usb serial interface to access embedded targets and study uart, i2c, spi, jtag, including switching thresholds and baud rate.

Explore how boot loader initializes hardware and loads operating system, and trace boot stages from power on to kernel initialization, using Chronoguard boot logs to assess attack surface.

Explore how bootloaders initialize hardware, load the operating system or firmware, and advance from stage one to stage two, with u-boot and redboot, while highlighting security risks.

Analyze boot logs to diagnose startup issues, understand hardware initialization, and assess security of embedded systems by examining bootloader and kernel versions, CPU hardware, and memory partitions.

Analyze ICS 2400 boot log, using Kali Linux and mousepad, to identify bootloader hints, kernel image, MIPs architecture, MediaTek MT 7621 SoC, and memory partitions including the root file system.

Analyze the boot log to identify the bootloader Redboot, the Linux version 2.6.31, and the Arm9 CPU architecture, then review the eight system partitions and root filesystem layout.

Skim the boot log to extract bootloader details, kernel version, and OS version. Identify CPU architecture, SoC, debugging options, boot menu accessibility, and memory partitioning with names, addresses, and sizes.

Explore the Chronoguard boot log to identify Das Boot 2024, Quantec MC 8266, and a custom OpenWrt Linux, then examine the kernel, memory partitioning, and the factory partition for troubleshooting.

Explore the boot environment, tracing boot stages from ROM through kernel initialization, compare U-boot and red boot, and analyze ICS 2400 and W21 58 boot logs for security insights.

Access the boot menu by interrupting the boot process, using automated key presses, and executing common boot shell commands, then practice on the ICS 2400, W21 58, and Chronoguard Challenge board.

Automate rapid input with xdotool to press the spacebar during the boot sequence. Use a simple bash loop that repeatedly sends the spacebar key press every 0.1 seconds until stopped.

Explore how boot menus, bootloader command line interfaces, and boot shells enable configuring firmware, diagnostics, and security features in industrial embedded systems, including boot options and scripts.

Discover boot shell command enumeration and essential bootloader interactions, including help and version details, environment settings, memory layouts, and memory dumps for firmware reverse engineering.

Use an Xdotool script to automate spacebar and four key presses, timing keystrokes with a USB-to-UART connection in a Kali VM to access the IX2400 bootloader and boot shell.

Enumerate boot shell commands and document bootloader hardening findings. Use help, version, print env, set env, save env, MD, and SPI read to inspect flash partitions and root filesystem.

Gain initial root access via the serial console, then access a hidden debug menu by wiring jumper group one to return to the Redboot bootloader during early boot.

Enumerate redboot shell commands and verify bootloader version. Inspect config with f config and view memory layout with FIS commands; beware fis delete.

gain boot shell access to the Chronograph challenge board by analyzing boot logs, reviewing safety rules, and correlating the pinout to locate debug options.

Explore debugging hints from the boot log, correlate the disabled boot menu with the debug pin and Chronoguard board pinout, and analyze input/output mapping, logic levels, and electrical connections.

Analyze hardware boot-time debugging and hidden menu access on an industrial embedded system. Learn how debug pins and a boot menu enable boot shell access during testing.

Enumerate boot shell commands from the boot menu and identify commands to read from the non-volatile flash memory on the challenge board.

Enumerate the boot menu commands to access non-volatile memory and inspect firmware partitions using the SPI read command, targeting factory settings for analysis.

Use automated key presses to enter the boot menu and access the boot shell, enabling firmware dump from non-volatile flash; discover hidden debug menus and jumper pin routes.

Analyze non-volatile flash memory and gain root access using Linux tools to extract strings and hex dumps, then perform a memory dump on the ICS 2400 and Chronoguard challenge board.

Use the strings command to extract printable strings from binary files and reveal hard coded credentials in firmware, and pipe to grep for targeted searches in security analysis.

Learn how to convert hexadecimal strings to binary using the xxd tool, turning plain text hex dumps into binary files and verifying results by viewing hex output.

Fix misaligned hex dumps by enforcing two-digit hex values with a bash cleanup script, aiding reverse engineering firmware, data packet analysis, and binary file handling in Kali Linux.

Dump the factory partition of the non-volatile flash using U-Boot spy from 0x40000 for 0x10000 bytes, converting hex dumps to binary with xxd for clean analysis.

Analyze factory dump with xxd and strings to reveal serial number, version 3.0, and a root password, then log in to the serial console to gain root access.

Access non-volatile flash memory on industrial embedded systems using linux and MTD. List mtd partitions, run strings on the device, and extract readable config data.

Gain boot shell access to the chronoguard board, locate the non-volatile flash factory partition, and perform a hex-based dump with the correct start and end addresses.

Dump the non-volatile flash on the Chronoguard challenge board by using the boot shell to enumerate commands and run SPI read with a hex start address and length.

Explore hardware penetration techniques by dumping non-volatile flash memory via spi read in the boot shell, using hex dumps and xxd to locate factory credentials for root access.

Extract binary data from the factory partition using xxd or strings, correlate with the device label, uncover serial numbers, passwords, and attempt login with admin, user, or root.

Correlate data from the cg factory bin and memory dump to reveal the serial number, version, and web password, then gain root access to the Chronoguard system.

Explore how to search binary data with strings and grep, convert hex dumps with xxd, and dump non-volatile flash memory to uncover hard coded credentials and root access.

Learn to obtain firmware binaries through offline analysis by extracting from target devices using USB flash programmers and chip clamps, accessing live Linux systems, and OSINT via the Wayback Machine.

Learn how a USB CH340 SPI flash programmer extracts firmware from SPI and I2C memory using a ZIF socket, with mode pins, chip clamps, and safety rules.

Use flashrom, an open source tool, with a ch340 spi programmer to read and dump flash memory chips, verifying devices via lsusb and using -p, -r, -c.

Explain firmware as the low-level, non-volatile code tightly integrated with hardware in embedded systems, stored in flash, forming a binary image with bootloader, kernel, and a read-only root file system.

Identify and mount a USB pen drive, copy MTD content to the drive using dd, and safely unmount to extract firmware without a flash programmer.

Extract the firmware from the ICS 2400 by mounting a USB drive, copying seven MTD partitions (U-boat) with dd, then transferring binaries to a Kali VM.

Dump the IX2400's Winbond W25Q128 SPI flash with a USB programmer and chip clamp, align pin one, and extract the file system with binwalk after a power cycle.

Use the Wayback Machine as an OSINT technique to retrieve older firmware no longer online, demonstrated on the Moxa W21 58, with an 8.4MB binary.

Use OSINT to download the vulnerable firmware version 1.11 for the Moxa W2150A via the Wayback Machine, then obtain the current firmware ROM from the official support page for analysis.

Search for and download OpenWrt version 18.06.9 for target architecture rolling MIPs, locate a kernel compatible with the MediaTek MT7621, then move and rename the file in your home directory.

download substitute firmware for IX2400 by accessing OpenWrt stable releases for MT7621, then create a directory, move, and rename the init ramfs binary in Kali.

Learn multiple ways to obtain firmware binaries, including USB flash programmer extraction, MTD device access on a live Linux system, and OSINT via the Wayback Machine.