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Re: Malware
eager wrote:
> My friend's computer, running XP Media Centre 2002, was infected with
> Malware, viruses, and Trojan horses
> His Norton had expired long time ago. I downloaded and installed Antivir,
> the free version, did a system recovery and free online scanning using Trend
> Micro HouseCall.
>
> I also suggested my friend to take his computer to a computer store to
> format the HDD and re-install windows, because he did not have a winXP CD.
> Probably he did not get a CD when he purchased his computer.
>
> I could not get to start his PC in safe mode either ....
>
> I am trying to find some info regarding what is a malware,
malware = malicious software = software written with malicious intent
> how does it damage the computer
in every physically and logically possible way
> and what are the symptoms?
.... every physically and logically possible way. That means it could
perfectly emulate an uninfected system to hide its presence.
> What is the difference between the malware and the viruses?
virus: a program that infects other programs
> I know that Trojan horses are kind of spyware
Not necessarily. A trojan horse is supposed to provide access to a third
party, it might but doesn't have to be used to transmit personal data to
this third party.
> and do not damage the computer,
Of course they can, and most do.
> worms are dangerous for networks rather than for a stand-alone PC,
Worms are viruses that replicate among network boundaries.
> I am also trying to understand the difference between access deny, delete
> and move to quarantine options.
There is none: the system is compromised and cannot be trusted anymore.
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