What Is Malware?Malware is short form of Malicious Software . Malware is a specifically designed software to affect the performance of computer and slowing down the processing speed of computer
.Malware is an umbrella term used to refer to a variety of forms of hostile or intrusive software.The Malware can be present in the form of executable code, scripts, active content, and other software.We can define a Malware on the basis of its malicious intent, acting against the requirements of the computer user - and so does not include software that causes unintentional harm due to some deficiency.
The Programs that are officially provided by companies can be considered as malware iwhen these programs work secretly against the interests of the computer user. An example of these type of malware is the Sony rootkit. In Sony roolkit a Trojan embedded into CDs sold by Sony, which silently installed and concealed itself on computers of purchasers with the intention of preventing illicit copying; it also reported on users' listening habits, and unintentionally created vulnerabilities that were exploited by unrelated malware.
Types Of Malware :-There are following types of the malware that works against computer programs and damages our computer. These types of malware are :-
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How Malware Works ?
Malware are not only designed to fool users, but it also making fool to security administrators as well as antimalware products . Some of these evasion techniques rely on simple tactics, such as using web proxies to hide malicious traffic or source IP addresses. More sophisticated threats include polymorphic malware, which can repeatedly change its underlying code to avoid detection from signature-based detection tools; anti-sandbox techniques, which allow the malware to detect when it's being analyzed and delay execution until after it leaves the sandbox; and fileless malware, which resides only in the system's RAM in order to avoid being discovered
Effects Of Malware :-As discused above that Malware basically affects our system and slow down the performance speed of our system and now we consider about following terms to find our system get affected by malicious software :-
Slow Down :-Each type of malware has the tendency to slow down your operating system, your Internet speed or the speed of your applications.Hence when our system get affected by malware then system works slow in comparison to before the malware attack.
Pop Ups :-The most remarkable signs of malware is present in the form of unwanted pop-up windows. The Unexpected advertisements were pop-ups which appear on the system are a typical sign of a spyware infection.
Crashes :-If Once your System affected by malware than your will crashes automatically and continuously . The infamous BSOD ( Blue Screen Of Depth ) appear continuously.which is a clear warning tgat your system affected by malware.
Aceess Of Unwanted Sites Without Any Input :-When you are using your device than due to the affect of malware your browser automatically get open and a site automatically browse by your browser without your permission and without any input provided by you.
Suspicious Activities Of Hard Drive :-
If you notice that your disk continues to exhibit excessive activity even when you don’t use it and there is no program or download running at that moment, this could be the right time to check your system for malware.
◆ Mostly Malware is used by both black hat hackers and government for their basic purposes. Some purposes for using malware are listed below :-
Why Malware is Used :-
◆ By the black hat hackers Malware is used broadly against government or corporate websites to gather guarded information,or to disrupt their operation in general.
◆ These Malicious programs are designed to monitor users' web browsing, display unsolicited advertisements, or redirect affiliate marketing revenues.
◆ Some malware is used to generate money by click fraud, making it appear that the computer user has clicked an advertising link on a site, generating a payment from the advertiser.
◆ Malware affects an infected computer in some way, and demands payment to reverse the damage.
◆ The criminal money-making, malware can be used for sabotage, often for political motives.