Unpacker for Siemens S7 1200 PLC firmware
This tool was developed during the security analysis of Siemens PLCs I performed in 2015.
Work has been presented at:
- SSTIC 2015: Analyse de sécurité de technologies propriétaires SCADA
- HITB Amsterdam 2015: Supervising the Supervisor: Reversing Proprietary SCADA Tech
Compression algorithm has been fully reverse engineered in black box, from a compressed firmware image.