| File | Target FPGA | |------|--------------| | pcileech-enigma-x1-top.bin | Enigma X1 (Primary FPGA) | | pcileech-enigma-x1-bottom.bin | Enigma X1 (Secondary FPGA for dual-link DMA) | | pcileech-squirrel.bin | Squirrel (USB-based, slower) | | pcileech-pcileech-fpga.bit | Xilinx Artix-7 (e.g., AC701) |
: To use the Enigma-X1, the pcileech-enigma-x1-top.bin must be written to the FPGA using a JTAG programmer or a specialized flashing utility provided by the hardware manufacturer. Conclusion
board, you typically use a JTAG programmer or the onboard USB-C programming interface via tools like Vivado or pcileech.exe .
can more convincingly mimic complex peripherals (like high-end network cards) to avoid detection by security software or anti-cheat systems. pcileech-enigma-x1-top.bin
card. It is a critical component for using the PCILeech hardware attack toolkit to access memory on a target machine.
By flashing this specific binary file onto a compatible Artix-7 75T FPGA chip, security researchers, developers, and hardware enthusiasts can perform real-time, hardware-level read and write operations directly into a target computer’s RAM. This process bypasses the operating system's kernel, security policies, and any active software defense mechanisms.
FPGA-based devices, using this firmware, can access the entire 64-bit memory space, unlike older devices that struggle above 4GB. | File | Target FPGA | |------|--------------| |
The capabilities unlocked by compiling or flashing this bitstream cover several sectors of technology: 1. Live Memory Forensics
Modern Windows systems (beginning with Windows 10 1803) implement Kernel DMA Protection. This policy blocks DMA ports (like Thunderbolt and PCIe hot-plug) until a user successfully logs in and the screen is unlocked.
Before compilation, a "donor device" configuration is sourced. A legitimate, commercially available PCIe peripheral (such as a Realtek Gigabit Network Card or a Wi-Fi Adapter) is analyzed to extract its unique identification footprints: and Device ID (DID) Subsystem IDs and Class Codes Base Address Registers (BARs) size profiles a "donor device" configuration is sourced.
The file pcileech-enigma-x1-top.bin serves as the concrete execution bridge between the raw PCILeech commands and the physical physical registers on the target PC's PCIe bus. ⚙️ How the Binary File Is Compiled
The naming convention follows standard FPGA development practices: PCILeech-DMA-Firmware/README-v2-old.md at main - GitHub
: It supports larger memory-mapped regions, essential for high-speed DMA operations. The Role of pcileech-enigma-x1-top.bin
: The board centers around the Xilinx Artix-7 75T FPGA (specifically variants like the XC7A75T). This offers significantly more logic resources and block RAM (BRAM) than the common Artix-7 35T found in standard "Squirrel" cards.