Each 512-byte block: skip bytes 0-32 (header), take bytes 32-288 (payload), repeat. Concatenate all payloads.
The exact memory address where the data payload must be flashed.
Run the default auto-analysis. Ghidra will attempt to trace the vector table to find the entry point. 2. IDA Pro / IDA Free (Commercial / Limited Free)
For RP2040, flash starts at 0x10000000 . The binary starts at offset 0 within the UF2 payloads. uf2 decompiler
In ARM Cortex-M microcontrollers, the very beginning of the flash memory contains the Vector Table. The first 4 bytes indicate the .
It can convert a UF2 to BIN or ELF formats, which can then be fed into a disassembler.
To extract the raw data from a .uf2 file, you need a utility that can "unpack" it. Each 512-byte block: skip bytes 0-32 (header), take
Before we go further, we need to clear up a common misconception. You cannot "decompile a UF2 file" for the same reason you cannot "un-zip a JPEG."
void reset_handler(void) 0x18; // ... cryptic loops ...
– A compromised IoT device receives a .uf2 update. Researchers extract the binary to identify a backdoor. Run the default auto-analysis
Used in the Raspberry Pi RP2040, Adafruit Feather, and BBC micro:bit.
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