Malware

Malware

Malware, short of malicious

software, is any unwantedsoftware, is any unwanted

application which when entered into

the system causes intentional harm

to major areas.

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Types Of Malware

� One of the greatest threat that operating systems are facing these days is the malware. These are the types of Malware:

� AdwareAdware

� Spyware

� Toolbars

� Hijackers

� Dialers

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Types Of Malware

� Adware: This class of

malicious software displays

advertisement on the screen.

� Spyware: Transfers the

information related to the user as well as toinformation related to the user as well as to

the operating system to some third party

operator.

� Toolbars: Plugs themselves into Web

browsers and performs additional functions such as

pop-up blockers and search forms.

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Types Of Malware

� Hijackers: Gains control over the coreareas of the web browser

� Dialers: Configures

the setup of the system

to dial up on the

Internet through a

number provided

by the malware author.

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Types Of Malware

� Trojans: Gains control over the entire set up

of the system.

� Keyloggers: Records the keystrokes.

� Rootkits: Transfers

the control of the

system to the author of

the malware.

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How Does A System Get Infected With

Malware?

�Opening of

e-mails with

attachments.attachments.

� Providing consent without reading the

terms and conditions.

�Not upgrading to latest updates.

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How Does A System Get Infected With

Malware?

�Anti-virus scanner is not installed.

�Pirating of�Pirating of

movies, music or

software.

� Installing infectious applications.

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How To Remove Malware

� Disconnect the infected system from allnetwork connections such as the Internet.

� Create a back up

of those files whichof those files which

are needed later on.

� Use the Safe

Mode utility to stop the operation of malware.This is useful because some malware have anauto-running feature.

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How To Remove Malware

� Check the option of “My Network Places” and deleteanything which you do not recognize.

� Reboot the system back to Safe Mode. The surface of themalware is taken care of. Review for any other errors.

� Go to “Add/Remove”� Go to “Add/Remove”

options and delete the

adware.

� Delete all the ActiveX

controls, the temporary

files, the cache of the Web

browser, cookies, history and temporary files.

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How To Remove Malware

� Empty the recycle bin of every user.

� Create settings for firewall

program and activate it.

� Log onto the Web and perform

a hard drive scan.

� Reboot the system on normal mode and check for

any thing you might have missed.

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What Malware Needs To Thrive

Popularity

The operating system should be used by several operators so as to

grab the attention of the virus writers or a hacker.

The use of the

operating systemoperating system

should be wide

spread which means

that it should be

operated by a large

number of people so

as to gain attention of the

cyber criminal.

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What Malware Needs To Thrive

Availability Of Documentation

Availability of complete

documentation is a

natural reason for anynatural reason for any

form of malware to enter

into the system.

The operating system should

be abundantly and sufficiently documented on which themalware thrives very quickly.

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What Malware Needs To Thrive

Vulnerability of the operating system

In order to infect a system, malware

requires the system to be unprotectedrequires the system to be unprotected

or known vulnerabilities

should exist in its

protection level.

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Tips And Warnings

� Malware removing software can be used.

� Seek help immediately if the malware is

evasive and invasive.

� Re-install Windows to stay on the safe side.

� Install a good anti-virus application.

� Download from reliable sources only.

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Conclusion

The world of malware is quite huge and

scary as they have evolved into very

advanced and sophisticated malicious

programs. Protect yourself by knowingprograms. Protect yourself by knowing

about the basics so as to protect your

operating system and the precious

information saved in it!

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