Malware and the Internal Network Security

Malware and the Internal Network Security

Each time some malicious software or malware is evolving in a more sophisticated way. The software and hardware technologies have to adapt by making the efforts to avoid the menaces and attacks to the internal network security. This posting gathers information for the companies to make their IT infrastructure more secure and protected.

The malware virus has a big price and impact on the company’s budget due to the related costs. It causes the enterprises to invest more in terms of defense from the internet virus and to have network security tools for the enterprise security.

Microsoft has considerably increased the profile to counteract the virus. Yet, there are still some threats even more dangerous, such as:

  • The internal attacks to the computer networking of the organizations.

What are the Internal Network Security Attacks?

The internal network security attacks with the maximum destructive potential derive from the activities of the employees occupying important positions. For instance, the IT system administrator taking advantage of the highest confidence by everyone in the company.

The workers involved in harmful actions in the network systems administration often have specific goals. It might be the production of a trojan horse or the exploration of non-authorized systems files, for having access to the computers and security.

More commonly, these employees have no harmful intentions but they create malware threats by connecting unintentionally some infected system or files to the internal network. Hence, this compromises:

  • The integrity and confidentiality of the network security.
  • The computer performance.
  • The availability.
  • The storage capacity of the system.

The analysis of the internal and external threats has made many enterprises to examine the network control system to:

  • Study the attacks.
  • Include the resources for the management of the malware risks in real time.

What is a Malware?

It is the abbreviation for “malicious software”. It’s a general name for referring to some:

  • Virus.
  • Worm, and
  • Trojan horse.

Technically, the malware is the destructive code, which is intentionally performing harmful actions on the computer system.

Different Types of Malware

There are different types of malware as following indicated:


  • Trojan horse

It’s a program that might seem useful or harmless but it contains hidden codes designed for using or damaging the IT system on which it’s performed.

The trojan horse program (also defined as trojan code) is mainly distributed by email messages hiding the aim and functions of it.

The trojan software works distributing a payload or harmful activity when performed.

Malware Virus

  • Worm Virus

The computer worm uses the malicious code that it’s spread independently, with the purpose of spreading automatically from a computer to another by means of the network connection.

A worm virus may perform a series of malicious activity, such as using the network resources or the ones of the local system.

Thus, it potentially causes an attack like the denial of service. Some other virus worms can perform and spread without the intervention of the user. While others request that the user performs the malicious code directly to be able to spread.

The virus worm may distribute a payload besides replicating.

  • Virus

A virus uses the written code with the explicit purpose of replicating and try to reach another computer by associating to some host program. It may damage the hardware, software and the data.

When the host program is performed, it’s open the virus code, that infects the new hosts and sometimes it distributes another payload.

Malware for Profits

  • Spyware

This type of software is often defined as Spybot or tracker software. The spyware uses other software and misleading programs to execute certain activities on the PC without the user’s consent.

These actions may include:

  • Personal information gathering and,
  • The modification of the configuration settings of the internet browser.

Besides representing a minor annoyance, it causes diverse problems going from the reduction of the general computer performance to the privacy violation.

The websites that distribute the spyware use diverse shrewdness methods for persuading the users to download and install it on the PC system. Among these strategies, there is the creation of fake user experiences and of packages (including the spyware virus and the software requested by the users) presented as a free file sharing software.

  • Adware

It’s the type of software that visualizes website advertising. Particularly some executable applications for which the main purpose is to:

  • Spreading advertising content. In a way and context unexpected or undesirable by the users.

Many adware applications perform tracking function and it may be classified as a control technology. Some clients may remove it if they are the recipients of that control since they don’t want to visualize the advertising message caused by the program or they are bothered by the performance effects on the system.

On the other hand, some of them may decide to keep certain programs if:

  • It promotes the cost of some product or service requested or,
  • It provides publicity messages that are useful or requested.

Stay tuned to our blog on Intelligent System Solutions. Subscribe for more new updated information regarding the malware threats.

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