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CS 6262 Spring 02 - Lecture #14 (Thursday, 2/21/2002) Hacking and Computer Forensics
How Hackers Prevail  (and You Lose) Jim Yuill NC State Computer Science Department  Security Research Group
Hacker Techniques ,[object Object],[object Object],[object Object],[object Object]
Disclaimer ,[object Object],[object Object],[object Object],[object Object]
Reconnaissance ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Public Info: www.internic.net ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Public Information: news postings ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Network Scanning ,[object Object],[object Object],[object Object]
Network Scanning (cont’d) ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Operating System Detection ,[object Object],[object Object],[object Object],[object Object],[object Object]
War-dialing ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Gain access to first machine ,[object Object],[object Object]
Configuration errors:  NFS ,[object Object],[object Object],[object Object]
Config errors:  anonymous ftp (#1) ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Config errors: anonymous ftp (#2) ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Config errors: anonymous ftp (#3) ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
System-software errors: imapd (#1) ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
System-software errors: imapd (#2) ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Get further access  (#1) ,[object Object],[object Object],[object Object],[object Object],[object Object]
Get further access  (#2) ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Packet Sniffing
Sniffing: Captured Passwords 333.22.112.11.3903-333.22.111.15.23: login [root] 333.22.112.11.3903-333.22.111.15.23: password [sysadm#1] 333.22.112.11.3710-333.22.111.16.23: login [root] 333.22.112.11.3710-333.22.111.16.23: password [sysadm#1] 333.22.112.91.1075-333.22.112.94.23: login [lester] 333.22.112.91.1075-333.22.112.94.23: password [l2rz721] 333.22.112.64.1700-444.333.228.48.23: login [rcsproul] 333.22.112.64.1700-444.333.228.48.23: password [truck] Source IP.port Destination IP.port
Hacker Resources ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
 
 
 
 
 
Hacker Techniques ,[object Object],[object Object],[object Object],[object Object]

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Hacking and Computer Forensics

  • 1. CS 6262 Spring 02 - Lecture #14 (Thursday, 2/21/2002) Hacking and Computer Forensics
  • 2. How Hackers Prevail (and You Lose) Jim Yuill NC State Computer Science Department Security Research Group
  • 3.
  • 4.
  • 5.
  • 6.
  • 7.
  • 8.
  • 9.
  • 10.
  • 11.
  • 12.
  • 13.
  • 14.
  • 15.
  • 16.
  • 17.
  • 18.
  • 19.
  • 20.
  • 22. Sniffing: Captured Passwords 333.22.112.11.3903-333.22.111.15.23: login [root] 333.22.112.11.3903-333.22.111.15.23: password [sysadm#1] 333.22.112.11.3710-333.22.111.16.23: login [root] 333.22.112.11.3710-333.22.111.16.23: password [sysadm#1] 333.22.112.91.1075-333.22.112.94.23: login [lester] 333.22.112.91.1075-333.22.112.94.23: password [l2rz721] 333.22.112.64.1700-444.333.228.48.23: login [rcsproul] 333.22.112.64.1700-444.333.228.48.23: password [truck] Source IP.port Destination IP.port
  • 23.
  • 24.  
  • 25.  
  • 26.  
  • 27.  
  • 28.  
  • 29.

Notas del editor

  1. A careful look at the destination addresses reveals that some target machines are inside the LI-COR network, and others are outside.