What is a Trojan Horse Virus? Antivirus Software

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What is a Trojan Horse Virus? Antivirus Software

A Trojan horse is a type of malware that often disguises itself as legitimate software. Trojans can be used by criminals and intruders to try to gain access to users' systems. Users are often fooled by some form of social engineering in order to download and apply Trojans to their systems. Trojans, once activated, allow cyber criminals to spy on you, steal your sensitive data, and infiltrate your system. These actions may include:


Delete data

Data blocking

Data modification

Data copying

Disrupting the performance of computers or computer networks

Unlike computer viruses and worms, Trojans cannot self-replicate.


How Trojans Affect You

Trojans are classified according to the type of actions they can perform on a computer:


Intrusion

Intruder Trojans provide malicious users with remote control of infected computers. It enables the creator to perform any action he wants on the affected computer, including sending, receiving, operating, deleting files, displaying data, and restarting the computer. Infiltrated Trojans are often used to unite a group of victim computers to form a botnet or zombie network that can be used for criminal purposes.


Disabled

viruses are programs that contain data or code that take advantage of a security vulnerability in application programs that run on a computer.


Rootkits

are designed to hide certain elements or activities in your system. Often its primary purpose is to prevent the detection of malware, to extend the period during which programs can run on an infected computer.


Banking Trojans: Banking

Trojans are designed to steal your account data for online banking systems, electronic payment systems, and credit or debit cards.


Distributed Denial of Service (DDoS) Trojans

These programs carry out Denial of Service (DoS) attacks on a targeted web address. By sending multiple requests, from your computer and several other infected computers, the attack can overwhelm the target address with requests ... thus blocking the service.


Trojan Downloader Trojan

Downloader Tools to download Trojans enable you to download and install new versions of malware, including Trojans and adware, on your computer.


Trojan horse carrier

Hackers use these programs to install Trojans and / or viruses, or to prevent malware from being detected. Not all antivirus programs are able to scan all of the components within this type of Trojan horse.


Simulation

Trojans Simulate Trojan Horses simulate the activity of antivirus programs. They are designed with the goal of extorting money from you, in exchange for detecting and removing threats ... even though the threats you report don't actually exist.


Trojans for stealing games

This type of program steals user account information from online gamers.


Instant messaging Trojans: Instant messaging

Trojans steal logins and passwords for instant messaging programs, such as ICQ, MSN Messenger, AOL Instant Messenger, Yahoo Pager, Skype, and more.


Trojans for Ransomware

This type of Trojan can modify data on your computer, so that your computer does not work properly or you are unable to use certain data. And the criminal will not restore your computer's performance or unblock your data until after you pay the ransom money requested.


SMS Trojans

These programs can cost you money by sending text messages from your mobile device to phone numbers at an exceptional price.


Spy Trojans Spy Trojans

can snoop on how you use your computer, for example, by tracking data you enter via the keyboard, taking screenshots, or getting a list of running applications.


Trojans to find mail

These programs can obtain e-mail addresses from your computer.


Other types of Trojans include


Trojan-ArcBomb


Trojan-Clicker


Trojan-Notifier


Trojan-Proxy


Trojan-PSW


How to Protect Yourself From Trojans

By installing effective anti-malware software, you can protect your devices, including PCs, laptops, Macs, tablets, and smartphones, from Trojans. An effective anti-malware solution, such as  AntiVirus Software, will detect and prevent Trojan horse attacks on your PC, while Mobile Security provides world-class virus protection for Android smartphones. offers anti-malware products that protect the following devices from Trojans:



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