WINDOWS FORENSICS FOR
INCIDENT RESPONSE
CHRISTIAN KOPACSI
CISSP CISM CEH CHFI SECURITY+
WHAT IS INCIDENT
RESPONSE
An organized approach to addressing and managing the
aftermath of a security breach or attack.
STEPS TO SUCCESS
PURPOSE OF
INCIDENT RESPONSE
Preparation
Detection & Analysis
Root cause analysis
Recovery
Prevent further damage
Eradication
Did an incident occur
Containment
User Awareness
Reimage the affected workstation
Post Incident Activity
Lessons Learned
PREPARATION
User Awareness & Training
SOCIAL ENGINEERING
DETECTION &
ANALYSIS
You can’t Respond if you can’t Detect
Logs – Hopefully a SIEM
Workstation \ Server
Firewall
IDS \ IPS
Internet Proxy \ Filter
MSSP \ 3rd Party
End Users \ Customers
You!
CONTAINMENT
Prevent Further Damage
NAC
ACL
Firewall
Switch
Software
Application Whitelisting
AV
ERADICATION
Root Cause Analysis
Make Sure Problem
Does Not Come Back!
RECOVERY
Known Good Configuration
Reimage Device
Restore from Backup
POST INCIDENT
ACTIVITY
Lessons Learned
What Worked
What Didn’t Work
New Policy \ Procedures
Change to existing Controls
Implement New Controls
WINDOWS BASED
FORENSIC TOOLKIT
TABLEAU WRITE
BLOCKER
SATA\IDE
DIGITAL CAMERA
Document state of evidence
Inventory items seized
CHAIN OF CUSTODY
FORM
Log all transfer of evidence
EVIDENCE BAGS
MISC.
ACCESSDATA FTK
IMAGER
Physical\Logical Hard Drive Acquisition
ACCESSDATA FTK
IMAGER
Live Memory Acquisition
Encryption Keys, Passwords, Running Processes
IMDISK VIRTUAL DISK
DRIVER
Mount evidence files as Read Only Hard Drive
REGRIPPER
Registry Analysis
SAM
Security
Software
System
NTUser
HELIX
Free Version still available
Best of Both Worlds
Run applications from within Windows
Boot from Linux Live CD
MALWAREBYTES
ANTI-MALWARE
EXIFTOOL - PHOTOS
EXIFTOOL – OFFICE
DOCUMENTS
PROCMON
INTERNET EVIDENCE
FINDER
FORENSIC SOFTWARE
SUITE
FORENSICS AND THE
STATE OF MICHIGAN
PROFESSIONAL INVESTIGATOR LICENSURE ACT
As of May 28, 2008, all computer forensic firms must have
a Private Investigators license to practice in Michigan.
Any person engaged in the collection of electronic
evidence and/or engaged for the presentation electronic
evidence in a Michigan court must have a valid Private
Investigators License
REFERENCES &
THANKS
NIST 800-61
NIST 800-86
http://www.cert.org/csirts/Creating-A-CSIRT.html
http://www.ussecurityawareness.org/highres/incidentresponse.html
http://windowsir.blogspot.com
http://www.ericjhuber.com
Chris Pogue – Trustwave SpiderLabs
http://blog.spiderlabs.com (Sniper Forensics)
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