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Scanning. 2012 BackTrack Workshop Upstate ISSA Chapter. Agenda. Passive “Scanning” Active Scanning. Passive “Scanning”. Wireshark tcpdump Lanmap EtherApe. Wireshark. Applications -> BackTrack -> Information Gathering -> Network Analysis -> Network Traffic Analysis -> wireshark OR

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Presentation Transcript
scanning

Scanning

2012 BackTrack Workshop

Upstate ISSA Chapter

agenda
Agenda
  • Passive “Scanning”
  • Active Scanning
passive scanning
Passive “Scanning”
  • Wireshark
  • tcpdump
  • Lanmap
  • EtherApe
wireshark
Wireshark
  • Applications -> BackTrack -> Information Gathering -> Network Analysis -> Network Traffic Analysis -> wireshark

OR

wireshark

tcpdump
tcpdump
  • Simple packet capture from eth0

tcpdump –i eth0

  • Limit number of packets capture

tcpdump –c 2 –i eth0

  • Display packets in ASCII

tcpdump –A –i eth0

  • And Hex…

tcpdump –XX –i eth0

tcpdump1
tcpdump

tcpdump –i eth0

active scanning
Active Scanning
  • Hack Naked
  • Ping Sweeps
  • Discovering Open Ports
  • Service Enumeration
  • SNMP Walking
  • VPN Detection
hack naked
Hack Naked
  • Conduct testing without security controls such as firewalls, IPS and AV
ping sweeps
Ping Sweeps
  • Nmap
  • Zenmap
  • fping
  • hping2
nmap ping sweep
Nmap (Ping Sweep)

nmap 192.168.1.0/24 -sP

fping
fping

fping –g 192.168.1.0/24

hping default packets
hping (Default Packets)

hping2 192.168.1.112 –S -V

discovering open ports
Discovering Open Ports
  • Nmap Default Scan
  • Scanning All Ports
service enumeration
Service Enumeration
  • Nmap Service Detection
  • NSE (Nmap Scripting Engine)
nmap service detection
Nmap Service Detection

nmap 192.168.1.112 -sV

nse nessus scripting engine
NSE (Nessus Scripting Engine)

nmap 192.168.1.112 -sC

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