How Does A Trojan Horse Virus Infect A Computer?

How does a Trojan virus work? Trojans infect a device by tricking its user into downloading seemingly harmless software that contains malicious codes. Once downloaded, installed, and launched, the malicious code executes.

How does a Trojan affect or infect a computer?

This type of Trojan can modify data on your computer so that your computer doesn’t run correctly or you can no longer use specific data. The criminal will only restore your computer’s performance or unblock your data after you have paid them the ransom money that they demand.

What is a Trojan horse virus and how does it spread?

A virus is a program that spreads by attaching itself to other software, while a trojan spreads by pretending to be useful software or content. Many experts consider spyware programs, which track user activity and send logs or data back to the attacker, as a type of trojan.

How does a Trojan horse work to damage a computer system?

A Trojan Horse (Trojan) is a type of malware that disguises itself as legitimate code or software. Once inside the network, attackers are able to carry out any action that a legitimate user could perform, such as exporting files, modifying data, deleting files or otherwise altering the contents of the device.

What is Trojan horse and how does it work?

Although a Trojan horse virus is referred to using the term virus, it is actually a malicious code or software rather than a virus. A common type of malware, a Trojan resembles a reputable, trusted application or file that convinces the user it is safe to download onto computers or laptops.

What is Trojan horse in simple words?

A Trojan horse is thus anything that looks innocent but, once accepted, has power to harm or destroy—for example, a computer program that seems helpful but ends up corrupting or demolishing the computer’s software.

How does a Trojan horse infect a computer system quizlet?

A Trojan does not replicate (i.e. infect other files), nor does it make copies of itself as worms do. A Worm scans the network for other security loopholes and then copies itself to other computers. Often, it uses a computer network to spread itself, relying on security failures on the target computer to access it.

What did Trojan virus do?

A Trojan is designed to damage, disrupt, steal, or in general inflict some other harmful action on your data or network. A Trojan acts like a bona fide application or file to trick you. It seeks to deceive you into loading and executing the malware on your device.

What is Trojan horse give few examples?

A Trojan horse (or simply known as Trojan) is defined as a software package containing malicious code that appears to be legitimate, similar to the ancient Greek myth of the Odyssey that caused severe damage to Troy despite having a harmless exterior.

Why is it called Trojan horse?

The Greeks, under the guidance of Odysseus, built a huge wooden horse — the horse was the symbol of the city of Troy — and left it at the gates of Troy. They then pretended to sail away. The Trojans believed the huge wooden horse was a peace offering to their gods and thus a symbol of their victory after a long siege.

Is a Trojan horse worse than a virus?

Unlike viruses, Trojan horses do not replicate themselves but they can be just as destructive. Trojans also open a backdoor entry to your computer which gives malicious users/programs access to your system, allowing confidential and personal information to be theft.

How does a virus infection a computer?

Typically, computer viruses spread through malicious online downloads, infected email attachments, or by plugging in infected hardware like an external flash drive (USB stick). Computer viruses can spread through almost any method of file sharing, as long as the virus can avoid detection by antivirus programs.

Why is Trojan horse used?

The story of the Trojan Horse is well-known. First mentioned in the Odyssey, it describes how Greek soldiers were able to take the city of Troy after a fruitless ten-year siege by hiding in a giant horse supposedly left as an offering to the goddess Athena.

How do I know if I have Trojan virus?

SIGNS OF A TROJAN VIRUS

• Slow computer.
• Blue screen of death.
• Strange pop-ups.
• Unfamiliar add-ons and plugins.
• Applications acting strange.
• Disabled security application such as UAC.
• Insufficient memory.
• Changed desktop.

Can Trojans infect other files?

A Trojan will hide within seemingly harmless programs, or will try to trick you into installing it. Unlike viruses, Trojans do not self-replicate by infecting other files or computers.

Who created Trojan virus?

programmer John Walker
Called ANIMAL, the first Trojan (although there is some debate as to whether this was a Trojan, or simply another virus) was developed by computer programmer John Walker in 1975, according to Fourmilab.

Where is the Trojan Horse located?

A reconstructed Trojan horse is found at the entrance of the site which is an inevitable part of the Troy experience. The real Trojan Horse is what the Greeks used to enter the independent city of Troy and win the Trojan war.

Can a Trojan horse be removed?

Trojan viruses can be removed in various ways. If you know which software contains the malware, you can simply uninstall it. However, the most effective way to remove all traces of a Trojan virus is to install antivirus software capable of detecting and removing Trojans.

Are Trojans hard to get rid of?

Trojan horses are some of the most frustrating viruses that you can get on your computer. Not only are they easy to pick up, they’re not always easy to find. On top of that, Trojan horses are irritating to get off of the computer once they’re there. However, they’re not impossible to remove.

Are Trojan viruses illegal?

Creating and distributing trojan horse computer software is illegal, as is managing a botnet and using computers for malicious purposes. Defendants who are involved with a trojan horse scam can be charged with very serious computer crimes, including violations of the federal Computer Fraud and Abuse act.

How does a virus affect infect a computer?

A virus operates by inserting or attaching itself to a legitimate program or document that supports macros in order to execute its code. In the process a virus has the potential to cause unexpected or damaging effects, such as harming the system software by corrupting or destroying data.