Showing posts with label Viruses. Show all posts
Showing posts with label Viruses. Show all posts

Monday, December 6, 2010

My PC gets Infected-the reasons it is time to prevent computer viruses

The computer is a very important part of daily life. Computers enables people to act effectively, to enjoy the colorful entertainment and to obtain accurate calculations. The matter, the truth is, however, that the computers also provide many of the potential possibilities of the computer crimes. Hackers can harm other users ' computers, or even steal personal information and disables the victims of the money using the Internet. For this reason, the computer as a user, you'll learn how to better the reasons why your computer may be infected, and it is time to prevent the spread of viruses.

# Reason 1

When you insert a removable hard disk for viruses on your computer, portable drive viruses can spread to your computer quickly because viruses have the ability to run automatically on your computer without your permission.

# Reason 2

Some websites contain malicious code, and if you open a careless these sites, the Web browser's home page change forces or even install some Trojan horses on your computer at a later date, as well as some secret way. monitor your computer's use Trojan horses, hackers, and make some sinister tricks.

# Reason 3

Many computer users, such as some movies, materials and free software download from the Internet. [1] [2] it offers the possibility to install Trojans or viruses on your computer, because the staff, which can be downloaded from the Internet can be a Trojan or virus-free from hackers.

# Reason 4

A virus and a worm can be transferred via email if you get an image technology, strangers can discover. the annexes shall be adopted in accordance with the Email, it is very possible that the Email is infected with a virus and a worm. When you open the Email, your computer might be infected with the worm sent quickly. Furthermore, as a matter of fact, all your friends on your contact list Email, and then locate the Next victim.

Because you have learned about the reasons why your computer may be infected, it may be eager to know about preventing viruses (1). you is available in two options:

(1) the traditional way is to keep the anti-virus update, in order to combat the latest viruses;

(2) the new method is to protect your computer with the vocational and legitimate online computer support a company that provides assistance to meet the immediate needs of the remote tech 24/7 on a computer that is running the multilateralization of positions resulting from interventions.

Tuesday, August 31, 2010

Viruses, Pups, and the Blue Screen of Death


Recently my computer was attacked by some lovely person in China. (No, really, my son traced the intrusion back to its source!) Their virus gobbled up my extensive address book and started spamming everyone in it with ungrammatical come-ons to visit a site. I guess it could have been worse. I just sent emails to my contacts telling them to block my emails from that address. By the mailer daemon messages concerning undeliverable mail...some of them already had.

It is the humiliation of having to confess that, um, my computer got this, er, communicable disease! It is like the virtual version of STDs. No one is comfortable making that kind of announcement!

McAffee has a site that lists the most recent PUP (potentially unwanted program) with descriptions of its type and threat level. Not every PUP is a virus. A quick overview of viruses, worms and Trojans can help to understand the nature of the beast.

A virus attaches itself to a program or file. This allows it to spread from one computer to another. The thing about a virus is that it is dependent on a human to use that program or file. This is what separates a virus from a worm (a subset of a virus) which has gotten around the need for human interaction to cause havoc. A Trojan Horse is malware that appears to be something it is not...a useful program. It fools the user into activating it. Like other malware, Trojans can vary in severity, anything from mildly irritating practical jokes to dangerous intrusions into your private accounts.

There is a joke program that began circulating this year, Generic Joke!dd091a1c

The Joke Program makes the pointer move in random directions without the user's input. This application does not create any files or registry entries for loading at startup and this program can be terminated through the option in Task Manager to end the process, or by rebooting.

There are, however, less benign programs. The ones that insinuate themselves into your system and registry, and make sure that they are rebooted at each startup. A new program called "Dead Eye" tricks users into downloading their code by promising to speed up their computer's processing. It drops files into the registry and creates a shared folder and sets attributes which allows remote users to access the system. Some of its symptoms:

- It disables firewall notifications
- It changes ICMP settings.
- This malware kills all McAfee running processes in the system
- It connects to the following site: ftp.[Removed]domain.com
- Presence of above mentioned registry and file entries

Malware can range from practical jokes which probably only the hacker considers amusing, to real critical attacks on your programs and even your identity and bank account. Make sure you have the best defenses possible. Firewalls are a no brainer. In addition, make sure that you have top grade anti-virus software on patrol. Lastly, don't let down your guard. Most software manufacturers regularly send updates to address current security threats. Make sure you update as soon as they are available. They cannot protect your system unless you install them.

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