What is a Trojan? How to Clear Trojan?

29 Şub 2020
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Hello Dear TurkHackTeam members, I will show you how to track Trojan for you. Good forums


The internet, the most used communication and information network in the modern world, can also host malware from time to time. Small software programs that can spread from one computer to another and disrupt your work are called computer viruses. Viruses can cause data on your computer to be lost, corrupted, or delete all items on the hard disk. One of these viruses is isetrojan virus. In this article, we will talk about the trojan virus in detail.

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What is Trojan Virus?
Trojan virus is a type of malicious code or software that looks legitimate but can take control of your computer. It is designed to damage, corrupt, steal or take other harmful actions to your data or network. Unlike other computer viruses, it does not reproduce by itself by infecting other files or computers.


The Trojan uses other malware and comes in extension to disguise its purpose. The virus that manages to survive unnoticed; it can sit silently on your computer, collect information, puncture holes in your security, or simply hijack your computer. In short, it is a malicious program that pretends to be harmless to deceive and harm people.

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The Tojan virus has the distinction of being one of the first pieces of malware. The virus, which was encountered in the US Air Force report in 1974, was discovered a year later in the program named "Animal Pervade". Trojan disguising itself as a simple animal-themed game to get users to download it; it secretly self-copied and created backups on each drive.

Trojan, which has become one of the most popular malware attacks today, leads the primary distribution method, especially for all types of malware that threaten social media programs.


What Are The Types Of Trojan Virus?
There are many types of trojan viruses. Some can send SMS, steal your credentials via instant messaging, spy on system activities to capture keystroke data, and obtain email addresses and game credentials. Some of the most common types of trojan viruses are:


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Trojan-Downloader: A type of virus that downloads and installs other malware. This type of virus, which targets your already infected computer,
software.

Trojan-Droppers: Complex programs used by cybercriminals to install malware. Most antivirus programs this

It does not detect the trojan type as malicious and therefore can easily infect the computer.

Ransomware - A type of trojan that can encrypt data on your computer. Cybercriminals controlling this software will demand a ransom to provide the decryption key. It is very difficult to recover data without the decryption key. Cyber ​​security experts advise users to follow a robust and systematic backup and recovery policy.

Trojan-Banker: Such malware programs; It is specially designed to steal user's account information such as electronic payment systems, credit cards and online banking.

Trojan-Rootkits: Prevents the detection of malware and malicious activity on the computer. Takes control of your device.

Trojan-Backdoor: A popular type of Trojan. It creates a backdoor that allows cybercriminals to then access your computer whenever they want, using a remote access tool (RAT). This type of trojan is a dangerous but widely used virus as it gives full control over the computer.

How Is A Trojan Transmitted?

To trick you, trpojan tries to install malware on your device, pretending to be a benign application or file. Once in his device, he can perform the action he designed. So, how is a trojan virus transmitte
d?

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The Trojan virus can look like just about anything. A computer game you download from a website, a free MP3 of your favorite band, any ad may even try to install malware on your computer.

The most common method of infection of the Trojan is by running rogue programs. Especially mail add-ons can contain trojans. The program behind the mail that comes with a nice animation or an interesting picture can install a trojan.

The Trojan virus can also be transmitted if you download any program or picture from a website that contains a virus. Using vulnerabilities in virus protection programs, the trojan settles on your computer without you realizing it and can easily access all your information.

The Trojan virus can use instant messaging software that supports file sharing or open ports on servers that allow file sharing, such as HTTP, FTP, or SMTP.

Some highly engineered Trojan viruses can also be transmitted by direct message. Since execution files have similar names with system files, they can mislead the user. (Such as svchost32.exe, svhost.exe, back.exe, winlogon.exe, system.exe, admin.exe)

How to Detect Trojan Virus?

Trojans aren't just a problem for laptop and desktop computers. They can also affect your mobile devices, including cell phones and tablets. Usually, when the Trojan virus infects your device, the affected device slows down or strange user interface behavior occurs.

When a trojan infects the device; new windows are opened automatically by the user's browser or operating system, a shortage of disk space occurs, and permanent unexplained disk errors occur. The mouse or keyboard works by itself. The computer shuts down or restarts without any action. Changes occur in the desktop image or its configuration.


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The browser home page or start page may change, calls may be forwarded to an unknown area. Unusual network activity and new programs not added by the user may take place on the computer when the user is not active. All this may indicate that the Trojan virus has settled on your computer.

Try searching your computer for programs or apps that you don't remember installing to detect the Trojan virus. Enter unrecognized filenames or programs into a search engine to determine if they are trojans. Finally, if you haven't done so yet, scan your computer with antivirus software to see if a malicious file has been found.


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How to Remove Trojan Virus?

After detecting trojan virus on your computer, you can remove the virus from your systems manually. However, this method requires expertise and is very time consuming. It's a simpler and more convenient way to use specially designed programs that remove malware from your system.

You can use trojan remover programs for the trojan clean process. Trojan virus removal tools that scan the entire computer to find malware and files on your system, manually remove all viruses that threaten your computer and completely clean your system.

How to A**** Trojan Virus?

Here are ways to protect your device from malicious software such as trojans:

Computer security starts with installing and running an internet security suite. You can perform periodic scans to protect your device against malware. You can set the program to automatically run the scan at regular intervals.

Update your operating system software as soon as updates are available from the software company. Cybercriminals tend to exploit vulnerabilities in legacy software programs. In addition to operating system updates, you should check for updates for other software you use on your computer.

Protect your social media, mail and bank accounts with complex and unique passwords. You can create different passwords for each account using the complex combination of letters, numbers, and symbols. You can also keep your personal information safe by creating a firewall to protect yourself from trojan attacks.

Do not visit unsafe websites. Some internet security software warns you that you are about to visit an unsafe site. Likewise, do not download or install programs if you do not fully trust the publisher.

Don't open a link in an email if you're not sure it's from a legitimate source. A**** unsolicited e-mails from unfamiliar senders and opening the link in the e-mail unless you know exactly what it is. Don't click on pop-ups that promise free programs that perform useful tasks.

We talked about the characteristics of so many viruses, but what do we do as a precaution? If you do not have a physical firewall device, you can complete your operations by configuring certain settings in your operating system.

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