Backdoor Trojan Explained

A malicious program, like, say, the Trojan horse, is one of the most annoying computer viruses, and a tougher one to deal with. Aside from only being easy to pick up, Trojan horses are especially hard to locate. And once they’re installed in your computer—eliminating them is yet another frustrating process by itself. However, it’s still possible to remove the Trojan.

The internet is certainly a great tool for sharing or transmitting data. However, if you become a little careless, not taking sufficient measures to protect your privacy, the web can particularly become a total nightmare for you.

It is not a nice thing if someone steals your identity. And it’s often a complete nightmare if, say, someone gets hold of your valuable credentials like the credit card details, social security number, or bank account details, for example. Therefore, it’s very essential to understand what Backdoor Trojan is, how to detect it, and how you can remove them.

What is Backdoor Trojan?

In a nutshell, Backdoor Trojans are malicious programs designed to create a “backdoor” or unauthorised access for the hacker to gain control of your computer, remotely. Essentially, you’re often unaware of what’s happening while the thief steals valuable info from your PC, or instals other malicious software.

Once a Trojan gains a foothold in your computer, it typically adds itself to the startup routine in a way that your system reboot can’t permanently end malicious processes.

What Exactly is a Backdoor and How is it Harmful?

Don’t think of it like a worm that only replicates itself repeatedly and spreads. Instead, think of it like an unlocked computer communication port that allows for remote system usage like controlling your system’s data, and functions.

In this sense, a cybercriminals can do various harm such as stealing your most sensitive info and passwords, read, or edit, or even delete files.

How to Recognize Backdoor Trojan?

Essentially, a backdoor Trojan may pose as a legitimate program to lure you into executing them. They’re also known to spread as attachments, or spam emails that are often accompanied by malicious links. Detecting them might be a problem but it depends vastly on their age, and complexity.

While there are many tools such as the MD5 Checksums, Intrusion detection system, Anti Virus and Trojan scanners, etc. that you can add to your arsenal of things to help detect malicious programs—using integrity products like Tripwire can be especially helpful.

Further, you can monitor the entire server hard drives, and check for suspicious changes on any files. The program often scans, and records signatures of your drives, and scans for any possible modifications on a routine basis.

Additionally, you can also use Tripwire to notify you of any changes like, say, if a new file has suddenly appeared on your system, or an existing file has been modified. All these, of course, may only point to some unexpected difference, or presence of a backdoor Trojan.

How to Prevent Backdoor Trojan?

Avoiding exploring suspicious links or downloading unknown email attachments may be a good start. But you’ll need to get a firewall from a known brand, and subscribe to a security service to ensure network protection.

Additionally, it helps to consider advanced browser security tools like Guardio if, say, you want nothing less than optimum browser protection to safeguard your privacy and prevent backdoor Trojan.

How to Remove Backdoor Trojan? Malicious programs like the Trojan horse, for example, can be especially annoying and very difficult to detect—let alone to remove. However, you don’t need to be a computer geek to know how to deal with them.

With the right information, and the right tools at hand, you can weed out Background Trojan from your system. To show you how to deal with it—we have answered some crucial questions below.

1. Can a Trojan Horse Be Removed?

Yes. A Trojan horse can be removed. Essentially, a specialised Trojan removal tool is often an effective way to block, or remove unwanted programs like Trojan from your device.

Usually, a paid premium is often the best way to go if, say, you’re looking for maximum network protection, but there is also a free version of Guardio for everyone. In addition to removing Trojan from your device, it helps to know that this tool also removes other potential malware in a single scan.

2. How Do I Remove Trojan for Free?

Free Trojan scanners and removal tools are a dime a dozen today. As a result, it’s also easy to ignore the best tools given the vast options to choose from. Luckily for you, the best free malware removal and prevention tool is only a click away.

Guardio scans, and cleans your device of Backdoor Trojan among other unwanted programs, or spam emails—and protects against future cyberattacks. A free version is available as well as a paid premium that offers maximum network protection.

3. Can the Windows Defender Remove Backdoor Trojan?

Microsoft’s Windows Defender is a free antivirus program that is designed to safeguard Windows users from various attacks such as spyware, malware, virus, etc. Windows 10 users can use Windows Defender to trace, and remove Backdoor.

4. Is it Possible to Delete a Trojan File?

Disabling some computer startup items—especially those from untrusted sources—can allow you to delete some Trojan files. To completely remove the Trojan virus from your computer, however, you’ll need to restart your device in safe mode.

5. Does Performing Factory Reset Remove Backdoor Trojan?

Sometimes a factory reset is all you need to remove Trojan, and other threats from your device. However, it’s often a good idea to approach this method with caution.

While a factory reset may remove the virus—it doesn’t always get rid of all of them. As such, a more effective way like utilising a virus removal tool is often a better way to deal with threats.

6. How Can I Remove Trojan From My Device?

If you’re aware of the infected file, you can get rid of it by performing these actions.

a.Do a system restore point to the last state (before the virus or the infected file was installed).

b.After the system restore is complete, you can restart your device, in safe mode, and remove any suspicious programs, files, or extensions.

For Windows 10 users, for example, creating a system restore point is very easy. You can simply execute it by performing these steps.

1. Tap the Windows button to launch the menu. Next, Go to the search box and type in create a restore point and pick the “Create a Restore Point” option from the list.

2.At the System Properties section, choose Create from the System Protection tab and complete the next step.

3. Type a description for your restore point then choose Create > OK.

For Mac users, however, the OS doesn’t provide a system restore point. However, if you’re using an external drive, or an AirPort Time Capsule or, a Mac OS X; a built-in backup known as Time Machine may still help you achieve your end.

Still, if you want to know how to do a factory reset on a MacBook for some reason, the following steps will help you achieve this goal.

1. Tap the Apple icon then go to System Preferences > Erase All Content & Settings, then enter your password, and hit the OK button.

2. Choose the Erase All Content and Settings button to complete the action.

In addition to restoring MacBook to factory settings, sometimes you may also want to restore your Mac and delete everything in it. If this is your case, shut down your device and turn it back on.

As you’re turning on the device, hold the Command + Option + P + B buttons together and release them after around 20 seconds. Doing this clears user settings from the memory, and restores specific security features which may have been previously changed.

Frequently Asked Questions

1. What’s the Difference Between Trojan and Backdoor?

Simply put, a Trojan is a malicious software that poses as a legit program to trick you to run it. Meanwhile, a backdoor is a kind of Trojan horse that is used by hackers to gain unauthorised access, and control your network components without your consent.

In addition to gaining control over your network, backdoors often tend to allow criminals to launch various cyberattacks. These attacks could be anything including identity theft.

2. Can a Trojan Create a Backdoor?

Yes. A Trojan can create a backdoor. A hacker can use a Trojan program to establish vulnerability in your system. And as mentioned above, Trojan horses usually act like legit programs to lure you into executing them. As a result, they trigger activities that may result in creating backdoors.

3. What are Backdoor Attacks?

Think of them as the unwanted, or malicious programs which are used by cybercriminals to gain unauthorised access to your device by infiltrating the network. They usually come as spam emails, or spam marketing pop-ups that show up on your screen when you’re surfing the web.

Moreover, the most vulnerable points of entry like, say, weak firewalls, outdated programs, outdated extensions or plug-ins, are always targeted to produce the malware.

Once the malware has a foothold in your device, it can access your sensitive data like your account login info, passwords, credit card info, or social security details.

4. What is the Most Common Backdoor?

There are vast methods or ways criminals use to access networks, including__ backdoor Trojans__. Hackers repeatedly use this method to compromise your network’s security. Backdoors don’t only provide the thief with net access, they also act as an express subway for accessing the device itself.

What is the most common backdoor? Password cracking is the most common backdoor today. It is used to breach net security including the device that is connected to that specific network. Essentially, password crackers often track and locate accounts with weak passwords.

These accounts are those which are less used, or not used at all. And it is always easier for criminals to just change the password and use them as their point of entry. When you try to search, or look for fragile accounts, the ones with their passwords changed won’t appear.

5. What Does Backdoor Someone Mean?

From an elementary point of view, backdooring relates to something, or an activity that is performed secretly, or in a way that is, let’s say, not very honest.

Meanwhile, to backdoor someone relates to the act of resuming certain activities, or accounts that someone else has stopped using. An example of such may be to resume ownership of a dormant account to commit fraud with it.

If located by a criminal, and, say, the password is weak, they can change the password, and use the account as a backdoor to run malicious programs, or steal your identity.

In conclusion, while there may be plenty of ways to remove Trojans or close backdoors, with some of them proving to be extremely effective, detecting them alone is always very hard. And sometimes you will just notice a virus after it has done some damage.

And since the browser is often a direct portal to the internet, in most cases, it might only help if you add an extra layer of security for maximum browser protection, or to prevent backdoor Trojan.