It typically flooding a targeted system with requests until normal traffic is unable to be processed, resulting in denial-of-service attack to users. It occurs when an attacker prevents legitimate users from accessing specific resources, devices or other network systems.
Learn more about Denial-of-Service Attack. Exploit is a type of Trojan virus that contains a malicious code or script to attack vulnerable software or application. It is unknown security holes or vulnerability in a computer software or application in the software development process. It is either patch has not been released or the application developers were unaware of or did not have sufficient time to fix the vulnerability.
However, if the vulnerability is not solved by the developer then it can impact on computer programs, data, or a network. Fake Antivirus is malicious programs which intentionally misrepresent the security status of a computer and behaves like antivirus software. Some Fake Antivirus has designed to disrupt the activities of the user until the software is purchased. Keylogger is a type of spying technology which recording user keystrokes to steal passwords and other sensitive information.
It can track data entered by keyboard, make screen shots, record instant messages, email, and capture any other information at any time using keyboard. Keylogger software installed on a computer system and which has the capability to record every keystroke made on that system. The information is then transmitted over email, FTP, the web, or other methods to the malicious user controlling the Trojan.
Infostealer is a type of Trojan horse program that gathers confidential information such as login details, credentials and financial information from victim. Its main objective is to steal the sensitive information from the infected computer.
A remote access Trojan RAT is a malicious program used by the attacker to take complete control via a remote network connection. A Remote Access steals your sensitive information or spying on your activities.
The number of supported devices allowed under your plan are primarily for personal or household use only. Not for commercial use. Please login to the portal to review if you can add additional information for monitoring purposes. Security Center Malware What is a Trojan? Is it a virus or is it malware? July 24, Join today. Cancel anytime. Start Free Trial. How do Trojans work? When you execute the program, the malware can spread to other files and damage your computer.
Downloader Trojan This Trojan targets your already-infected computer. Game-thief Trojan The losers here may be online gamers. This Trojan seeks to steal their account information. Infostealer Trojan As it sounds, this Trojan is after data on your infected computer.
Ransom Trojan This Trojan seeks a ransom to undo damage it has done to your computer. Remote Access Trojan This Trojan can give an attacker full control over your computer via a remote network connection. Rootkit Trojan A rootkit aims to hide or obscure an object on your infected computer.
Trojan banker This Trojan takes aim at your financial accounts. Trojan IM This Trojan targets instant messaging. It steals your logins and passwords on IM platforms. There are a lot more. Examples of Trojan malware attacks Trojan malware attacks can inflict a lot of damage. Rakhni Trojan. This malware has been around since More recently, it can deliver ransomware or a cryptojacker allowing criminals to use your device to mine for cryptocurrency to infected computers.
This banking Trojan is another oldie but baddie. It uses keystroke logging — recording your keystrokes as you log into your bank account, for instance — to steal your credentials and perhaps your account balance as well.
First, the dos: Computer security begins with installing and running an internet security suite. Run periodic diagnostic scans with your software. You can set it up so the program runs scans automatically during regular intervals. Cybercriminals tend to exploit security holes in outdated software programs. In addition to operating system updates, you should also check for updates on other software that you use on your computer. Protect your accounts with complex, unique passwords.
The most common types of Trojan used include:. A Trojan horse virus can often remain on a device for months without the user knowing their computer has been infected. However, telltale signs of the presence of a Trojan include computer settings suddenly changing, a loss in computer performance, or unusual activity taking place.
The best way to recognize a Trojan is to search a device using a Trojan scanner or malware-removal software. Trojan attacks have been responsible for causing major damage by infecting computers and stealing user data. Well-known examples of Trojans include:. The Fortinet antivirus services. In the span of a minute, FortiGuard eliminates, on average, 95, malware programs.
FortiGuard does this by incorporating knowledge of the different types of viruses within the global threat landscape. Countermeasures are engineered to neutralize each type of threat, and then they are automatically enacted by FortiGuard, thereby protecting the networks under the FortiGuard umbrella. Skip to content Skip to navigation Skip to footer. What Is a Trojan Horse Virus? History of the Trojan Horse. The Trojan horse gave them the access they had been wanting for a decade. A Trojan virus, similarly, can be a good way to get behind an otherwise tight set of defenses.
The Trojan horse appeared to be a legitimate gift. In a similar vein, a Trojan virus looks like legitimate software. How Do Trojans Work? Most Common Types of Trojan Malware. The most common types of Trojan used include: Backdoor Trojan : A backdoor Trojan enables an attacker to gain remote access to a computer and take control of it using a backdoor. This enables the malicious actor to do whatever they want on the device, such as deleting files, rebooting the computer, stealing data, or uploading malware.
A backdoor Trojan is frequently used to create a botnet through a network of zombie computers. It attempts to steal account data for credit and debit cards, e-payment systems, and online banking systems. Distributed denial-of-service DDoS Trojan : These Trojan programs carry out attacks that overload a network with traffic.
It will send multiple requests from a computer or a group of computers to overwhelm a target web address and cause a denial of service. Downloader Trojan : A downloader Trojan targets a computer that has already been infected by malware, then downloads and installs more malicious programs to it.
This could be additional Trojans or other types of malware like adware.
0コメント