LanSpy will install. Once complete,
click Finish.
Scanning 159
From the LanSpy application enter the target IP address. Click on the Green
Arrow to start the scan.
The results of the scan will be displayed.
160 Practical Hacking Techniques and Countermeasures
In this example, the target has the following TCP ports open:
21 (FTP)
80 (Web)
135 (DCP Endpoint Resolution)
139 (Windows Shares)
443 (HTTPS)
445 (Windows Shares)
1025 (Network Blackjack)
1026 (Calendar Access Protocol)
3306 (MySQL)
3389 (Terminal Services)
6666 (Mirc)
In this example, the target has the following UDP ports open:
137 (NetBios Name Service)
138 (NetBios Datagram Service)
161 (SNMP)
445 (Windows Shares)
500 (Isakmp)
*Note: LanSpy is an excellent application to perform a quick scan against a target.
LanSpy will also identify the hostname and MAC address of the target.
Scanning 161
Lab 34: Open Ports/Services
Scan Open Ports/Services of Target: Netcat
Prerequisites: None
Countermeasures: Uninstall/disable fix unnecessary services, Intrusion
Detection Systems (IDS) Log and Event Log review
Description: The netcat application has many uses; one is the ability to
scan a target for open ports and services. Another utility, cryptcat, is
almost identical except that it operates with encryption.
Procedure: From a DOS prompt, type the following with the syntax of:
nc
The ??“v option instructs netcat to run in verbose mode, allowing you
to see the progress of the scan.
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