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NetBIOS

Allen, a professional pen tester, was hired by XpertTech solution to perform an attack simulation aon the organization’s network resources. To perform the attack, he look advantage of the NetBIOS API and targeted the NetBIOS service. By enumerating NetBIOS, he found that port 139 was open and could see the resources that could be accessed or viewed on a remote system. He came across many NetBIOS codes during enumeration. Identify the NetBIOS code used for obtaining the messenger service running for the logged-in user?

Allen, a professional pen tester, was hired by XpertTech solution to perform an attack simulation on the organization’s network resources. To perform the attack, he look advantage of the NetBIOS API and targeted the NetBIOS service. By enumerating NetBIOS, he found that port 139 was open and could see the resources that could be accessed or viewed on a remote system. He came across many NetBIOS codes during enumeration. Identify the NetBIOS code used for obtaining the messenger service running for the logged-in user?

Option 1 :  <00>
Option 2 : <1B>
Option 3 : <03>
Option 4 :  <20>
1. <00>

Default name enlisted by a customer PC. The Workstation Service, whenever empowered, registers this default name.

2. <1B>
Space Master Browser

The Domain Master Browser is fundamental on a directed TCP/IP organization, that is, the point at which a Windows area traverses more than one TCP/IP organization. At the point when a Windows area traverses different subnets every one of the subnets has a free program called the Master Browser. The Master Browser is liable for the peruse list inside its individual subnet and segment of the space on its subnet. The Domain Master Browser is utilized to gather data from every one of the Master Browsers through the NetServerEnum API call. When gathered the rundown is converged with the Domain Master Browsers list for its own subnet. This consolidated rundown frames the endeavor wide peruse list for the area. This consolidated rundown is then circulated to the Master Browsers in each subnet with the goal that the endeavor rundown can be accessible to PCs mentioning services.

As a feature of the Microsoft Windows Server Operating Systems, the program administration is utilized to have data of different Windows PCs inside similar Windows space or TCP/IP network the Domain Master Browser organizes peruse records from all the neighborhood programs in a workgroup, regardless of what their organization portions. Perusing in these terms is explicit to review network assets inside the Windows organization, for example, the accessible spaces and PCs. The data, called a Browse List, is held by the program and fundamentally comprises of the PC names and the administrations every one of the PCs offers. There are a few program jobs: the Backup Browser, the Master Browser, and the Domain Master Browser.

3. <03>
Windows Messenger administration

Courier administration is an organization based framework notice Windows administration by Microsoft that was remembered for some prior forms of Microsoft Windows.

This resigned innovation, despite the fact that it has a comparable name, isn’t connected in any capacity to the later, Internet-based Microsoft Messenger administration for texting or to Windows Messenger and Windows Live Messenger (earlier named MSN Messenger) customer programming.

The Messenger Service was initially intended for use by framework managers to tell Windows clients about their networks.[1] It has been utilized malevolently to introduce spring up commercials to clients over the Internet (by utilizing mass-informing frameworks which sent an ideal message to a predetermined scope of IP addresses). Despite the fact that Windows XP incorporates a firewall, it isn’t empowered naturally. Along these lines, numerous clients got such messages. Because of this maltreatment, the Messenger Service has been debilitated as a matter of course in Windows XP Service Pack 2.

4. <20>

Default name enlisted by a worker PC. The Server Service, whenever empowered, registers this default name.

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