files.speakerdeck.com · PDF
hodur_recon2024.pdf
Excerpt
THE ART OF MALWARE C2
SCANNING - HOW TO REVERSE
AND EMULATE PROTOCOL
OBFUSCATED BY COMPILER
TAKAHIRO HARUYAMA
BINARLY
1
WHO AM I?
• Takahiro Haruyama (@cci_forensics)
• Principal Security Researcher at Binarly
• Previously Staff Threat Researcher at Carbon Black TAU
• Past Research
• Scalable RE automation (e.g., hunting vulnerable drivers)
• Anti-Forensics (e.g., firmware acquisition MitM attack)
• Malware Analysis (e.g., Internet-wide C2 scanning)
2
AGENDA
BACKGROUND
PEELING HODUR: DEFEATING
COMPILER-LEVEL
OBFUSCATIONS
HODUR PROTOCOL REVERSING
HODUR PROTOCOL EMULATION
WRAP-UP
3
BACKGROUND
4
WHY MALWARE C2 SCANNING?
5
• IP reputation is not effective for catching fresh C2s
• Internet…
The opening of the report, shown for reference. The full report, with its figures and indicators, is published by files.speakerdeck.com on files.speakerdeck.com.
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