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UMAS message format
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Classroom Contents
Going Deeper Into Schneider Modicon PAC Security
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- 1 Intro
- 2 About GEWU Lab
- 3 About Modicon PAC
- 4 Scenarios and Network PAC concept Top to bottom standard Ethernet network & Open architecture with direct Ethernet connection on backplane
- 5 Architecture & Functions
- 6 Enhanced cyber security Cybersecure-ready
- 7 Attack surface of PAC
- 8 What we focus on Weak private protocols are often the best way to breaking
- 9 Research setup
- 10 What is UMAS?
- 11 UMAS message format
- 12 UMAS function code
- 13 FUZZ UMAS Protocol
- 14 Select FUZZ samples
- 15 How to build FUZZ
- 16 UMAS FUZZ demo
- 17 Modicon PAC Application Password
- 18 How to bypass application passwor
- 19 How the password is stored Reverse UnityEncrypter.dll, the password hash algorithm is SHA-256
- 20 Authorization algorithm analysis
- 21 Leaked password hash in traffic
- 22 UMAS security function code 0x38
- 23 0x38 integrity check
- 24 0x38 message format
- 25 Summary the Authentication Bypas
- 26 Replay attack bypassing authorizat
- 27 Ransomware attack targeting level 1
- 28 Ransomware attack for M580?
- 29 Bypass authorization to replace ap
- 30 0x29 function code RCE
- 31 Ox29 RCE attack demo
- 32 How to protect
