Exposure to malware, such as viruses, on your computer can be a nightmare, and it can cause all kinds of problems.There are many types of malware to be wary of – so what malware actually is, and what should it be. Afraid of him?
What is malware?
The term malware or malware is an acronym for malicious software, and it describes a group of programs such as viruses, viruses, trojans, and worms. These programs are created and used by cybercriminals to destroy or allow other people’s computers or services to access them.
Perhaps the malicious intent behind the malware is what makes the software a problem, and it is possible that most computers or systems will experience a malware infection at some point.
How dangerous is malware?
Malware is potentially very dangerous – it has been used to steal banking information, shut down hospitals, and invade government and nuclear systems.
Examples of dangerous malware
In 2020, users were prevented from accessing their Android devices by a malware called Covidlock, which presented itself as information about the Corona virus at the height of the epidemic, as they could only return to their systems by paying the hackers $ 100 per device.
Another malicious program known as Zeus has been responsible for hundreds of millions of dollars lost since it was first identified in 2007. Zeus works by copying keystrokes to discover passwords and other details, and Zeus has been introduced via spam emails and fake pop-up messages. , And was effective against Amazon and Bank of America, among others.
Also, malware Iloveyou was a computer worm that infected more than ten million Windows computers and created damages worth more than $ 15 billion in the first decade of the twenty-first century, disguised as a love letter, and spread through e-mail from Infected user accounts.
And in May 2017, the Wannacry ransomware attack became one of the worst cyberattacks in history, as Wannacry caused an estimated $ 4 billion in losses from 2017 to 2020, by demanding ransom payments made in cryptocurrency.
What can malware affect?
Malware can affect any programmable device, service, or system, and there are different types of malware that can affect you in different ways:
Spyware literally does what the name says, spies on your behavior and sends all kinds of data to the hackers – including passwords and bank details.
It is often used to discover people’s passwords, as it logs all their keystrokes.
It works like a toolkit of software that gives a hacker the ability to remotely control a computer or system as an administrator would.
Adware forces your web browser to redirect it to ads, which, if you click on it, will often lead you to more malware.
Ransomware is used to block you from your hard drive or computer system by encrypting it – then it demands payment to give you the access key.
It is a deceptive form of ransomware, but unlike real ransomware, it can be easily disabled by the user.
Hackers use it to get your computer to mine Bitcoin – this can be done on your operating system, in the background, or as a Java script in a browser window.
Malicious ads are where hackers place ads on legitimate and trusted platforms, but the code in the ad actually directs the user to a malicious website or installs malware on their computers.
What types of malware are there?
There are different types of malware that infect computer systems in different and specific ways.
1. Viruses are viruses
Viruses are one of the most common types of malware and they spread very quickly, and viruses are sections of computer code that cyber criminals insert into clean code in programs, and when the program is activated with patents, it damages computers and corrupt files, and they can enter themselves into instructions Another clean software.
2. Worms and worms
Worms are self-contained malware that multiply and spread from computer to computer, and they are able to spread very quickly, and they literally make their way across the network.
Trojans are programs that are unable to reproduce themselves, and users patent them allow them to enter their computers because Trojans look like something the user wants, and once inside, the Trojan horse enables other malware to enter the system or the device, hackers can also install programs Malicious software manually or access the computer personally or remotely.
How do I stop malware?
Vigilance is the first step in preventing malware.
Spam is the most common way for malware to enter systems, so look for unusual links or attachments in emails.
Ensure all your devices and systems are protected and monitored, and make regular backups of your files.
You can also use an antivirus program, which, despite its name, can work on all forms of malware.