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Dissecting the Hack
Malware Analysis 101
Sunday, September 19, 2010
Who am I?
Gerry Brunelle
System Security Engineer for Boeing
Sunday, September 19, 2010
What were covering
Malware 101
Analysis 101
evil.exe
Sunday, September 19, 2010
Malware 101
So..what is malware?
A piece of software that accesses a computer
secretly without the owners consent
Some types are viruses, rootkits, and trojans
Are designed to do almost anything
Sunday, September 19, 2010
Malware 101
How does malware affect you?
Steals information from your systems
Compromises integrity of you data
Cripples networks
Sunday, September 19, 2010
Analysis 101
2 Types
Behavioral analysis
Code analysis
Sunday, September 19, 2010
Analysis 101
Behavioral analysis
What the malware does
File creation/modification
Network activity
Registry activity
Sunday, September 19, 2010
Analysis 101
Code analysis
What you can’t observe
Code characteristics
Packing/unpacking
Embedded information
Sunday, September 19, 2010
Our scenario
User calls stating their machine is slow
Escalated to L2 support for on-site
On-site tech observes odd behavior
evil.exe running
Connected to port 1337 somewhere
Tech refers case to Security Operations Center
Sunday, September 19, 2010
Our Scenario
SOC CIRT Team mobilized
They are now observing multiple infections
Estimated infections at ~1000
Traffic is now crippling traffic at the border
Have received evil.exe for analysis
Sunday, September 19, 2010
Our scenario
Time to do some hacking...
Sunday, September 19, 2010

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Dissecting the Hack: Malware Analysis 101

  • 1. Dissecting the Hack Malware Analysis 101 Sunday, September 19, 2010
  • 2. Who am I? Gerry Brunelle System Security Engineer for Boeing Sunday, September 19, 2010
  • 3. What were covering Malware 101 Analysis 101 evil.exe Sunday, September 19, 2010
  • 4. Malware 101 So..what is malware? A piece of software that accesses a computer secretly without the owners consent Some types are viruses, rootkits, and trojans Are designed to do almost anything Sunday, September 19, 2010
  • 5. Malware 101 How does malware affect you? Steals information from your systems Compromises integrity of you data Cripples networks Sunday, September 19, 2010
  • 6. Analysis 101 2 Types Behavioral analysis Code analysis Sunday, September 19, 2010
  • 7. Analysis 101 Behavioral analysis What the malware does File creation/modification Network activity Registry activity Sunday, September 19, 2010
  • 8. Analysis 101 Code analysis What you can’t observe Code characteristics Packing/unpacking Embedded information Sunday, September 19, 2010
  • 9. Our scenario User calls stating their machine is slow Escalated to L2 support for on-site On-site tech observes odd behavior evil.exe running Connected to port 1337 somewhere Tech refers case to Security Operations Center Sunday, September 19, 2010
  • 10. Our Scenario SOC CIRT Team mobilized They are now observing multiple infections Estimated infections at ~1000 Traffic is now crippling traffic at the border Have received evil.exe for analysis Sunday, September 19, 2010
  • 11. Our scenario Time to do some hacking... Sunday, September 19, 2010