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Computer Viruses

Computer viruses are harmful pieces of software which can reproduce themselves and automatically spread to other computers and networks. Questions about computer virus techniques and specific computer viruses belong here.

5,673 Questions

Where can you download a test virus to safely test your antivirus?

You can try the EICAR Anti-virus Test File. This will test your anti-viruses' ability to detect virus signatures. Even if the anti-virus couldn't find it when you download it or when you scan it, it is in no way harmful to your computer.

How can you install more systems at a time?

To install more than one operating system on a computer, it is best to start with the oldest first. For example, if you are installing Windows 98 and Windows XP on a computer, install the Windows 98 first. Put the installations on separate partitions. This will prevent conflicts between the two. Once you have installed the second operating system you will find that each time you start your computer, you are given the option of which operating system to invoke. Remember that if you have a Windows XP partition with files that you want to access from the Windows 98 (or Linux) installation, choose the FAT32 file system when installing XP. Windows 98 and some versions of Linux cannot access files on an NTFS partition.

Is internet security free?

No. Most internet security security software need to be activated by entering a serial key/activation key before you can use the software.

What is Back Orifice?

Back Orifice is a Back Door Program that takes over your computer.It is hosted by Cult of the Dead Cow,a Hacker Group in Texas.

Best antivirus download for server 2003?

La mejor descarga de antivirus es la aplicacion de AVG ANTIVIRUS Y SEGURIDAD

If window This MSI must be launched through Setup installing Norton and stops can this be prevented?

http://service1.symantec.com/SUPPORT/nip.nsf/docid/2003092915164136?OpenDocument&src=hot∏=Norton%20Internet%20Security&ver=2004%20for%20Windows%2098/Me/2000/XP&csm=no&tpre=

This problem may occur because of a problem with the Microsoft Windows Installer (MSI) or because of a failed removal of a previous version of a Norton product. You will need to download and install the Microsoft Windows Installer CleanUp Utility to fix this problem.

When I have too restart my PC it just shuts down?

Shutting down is a typical part of rebooting. During a reboot, the OS typically saves all open information, disables services, and suspends the kernal after sending the 'Power Down And Restart' command to the motherboard. Most motherboards manufactured after 1995 will then restart automatically and begin loading.

However older computers, or unacceptibly poorly designed computers, may not support standard features. Also, if you have an OS that does not support these functions, it can also cause it. The only OSs I know of like this are Windows 3.x, and Windows 95.

Do you need virus protection to download stuff on your computer because your computer does not download anything?

i think if you want to be a computer expert,you must clean up the computer first,and here i recommend a software for you:tuneup360,it really can help you to deal the computer problem.

What type of program is also commonly referred to as a Trojan horse?

Clampi is one of the more popular Trojans. By more popular I mean that of all Trojans people find this one the most. Here is the definition.

Clampi:

The backdoor Trojan program is one that attacks the computer through an open Internet port. The Clampi.a Trojan slips in through an unprotected Internet port and is initiated when the computer is rebooted. The Trojan connects to a web server and begins to transmit the user's personal data to a receiver at the server.

What is the Function of the URLs?

URL stand for Uniform Resource Locator...

its locate the resources on Internet..resource in the sense websites...

URL is a unique name in the universe allocated to each and every IP address for easily remember by human Mind.

Can your computer get viruses from cookies?

Cookies are not viruses. Cookies are small harmless text files used to identify you by the website that set them. For example, answers.com probably uses cookies to remember your log in, and so do most of the site on the internet that allow you to remember your log in.

Some cookies are used by advertising agencies to track which ads are shown when. As adverts are all over the internet, the cookies could be accessed by any number of websites. These are called "Tracking Cookies", however, the same thesis applies, if you have a cookie from Google ads, and I don't have Google ads on my site, I won't be able to access, or even know that, you have that cookie.

How do you protect files and folders against Ransomware?

First of all, go to Task Manager and end tasks related to the encrypting procedure; make sure the computer is disconnected from the Internet. After that, write down the code that the swindlers want you to send by email. In this case you don't need to record it on your PC in a text file because it can be encrypted by the virus.

Your next step is to try deleting the encrypting virus with some specialized software. You can try several ones one by one, but if your PC has got an antivirus installed, your installation of another one may result in conflicts and incorrect work of the computer.

As you do it, wait for a decryption program to be published by leading antivirus developers. In addition, you can send an encrypted file and the code to an antivirus developer website. If you have an original version of the encrypted file, it is recommended to send it too. It may help the specialists decrypt the file quicker.

Also, there are applications provided on a fee-paying basis, which can eliminate almost al types of ransomware, with additional protection for local and network drives.

However, these utilities cannot decrypt files - they can only stop the virus from encrypting them. Anyone would like to find such functions in antivirus software, but now a user has to keep a whole band of programs to feel protected: an antivirus, an antimalware utility, and now - a specialized utility to defend the PC against such as Anti-ransomware and Anti-exploit.

There is an article on this topic: hetmanrecovery.com/recovery_news/what-should-i-do-if-files-are-encrypted.htm

How do you get rid of download.trojan virus when Norton does not work and an error occurs when you try to delete it in safe mode?

How to configure Norton AntiVirus to scan all files

Situation: This document describes how to configure Norton AntiVirus to scan all files.

Solution: Follow the instructions for your version of Norton AntiVirus.

How to configure Norton AntiVirus 2003/2004/2005 to scan all files

How to configure Norton AntiVirus 2003/2004/2005 to scan all files Norton AntiVirus 2003, 2004 and 2005 scan all files by default. Do the following to insure that you are using the default settings.

To configure Norton AntiVirus to scan all files

Start Norton AntiVirus. If Norton AntiVirus is installed as a part of Norton Internet Security or Norton SystemWorks, then start that program. Click Options. If a menu appears, click Norton AntiVirus. When the Norton AntiVirus Options dialog box appears, in the left pane, click Manual Scan.

In the right pane, at the bottom of the window, click Page Defaults. (You will not see any changes to the Manual Scan Options settings if the default settings have never been changed.) In the left pane, click Auto-Protect. In the right pane, at the bottom of the window, click Page Defaults. (You will not see any changes to the Manual Scan Options settings if the default settings have never been changed.) Click OK.

How to configure Norton AntiVirus 2002 to scan all files

To configure Norton AntiVirus to scan all files Start Norton AntiVirus. If Norton AntiVirus is installed as a part of Norton Internet Security or Norton SystemWorks, then start that program. Click Options. If a menu appears, click Norton AntiVirus. In the left pane, click Manual Scan.

In the right pane, under the "Which file types to scan for viruses" section, click Comprehensive file scanning (recommended). For more information on the differences between SmartScan and Comprehensive file scanning, go to the References section at the end of this document Check Scan within compressed files. In the left pane, click Auto-Protect. In the right pan under the "Which file types to scan for viruses" section, click Comprehensive file scanning (recommended). Click OK.

How to configure Norton AntiVirus 2000/2001 to scan all files

How to configure Norton AntiVirus 2000/2001 to scan all files

To configure Norton AntiVirus to scan all files Start Norton AntiVirus. If Norton AntiVirus is installed as a part of Norton Internet Security or Norton SystemWorks, then start that program. Click Options. If a menu appears, click Norton AntiVirus. Click Manual Scans. In the File types to scan, click All files. Click Auto-Protect. In the File types to scan, section, click All files. Click OK.

http://service1.symantec.com/SUPPORT/nav.nsf/docid/1999110513272906

Why is my pre installed webcam not working it was working quite recently is this a virus if it is what can i do?

The driver for the webcam must be corrupt or deleted. this can happen by installing a new operating system

What is an XSS attack?

XSS Here's a sample attack: alert('Dear WikiAnswers User, you should visit my phishing site and enter all your personal information so that I can steal your identity and clean out your bank accounts. Or maybe I will just show you nasty pictures.'); On certain sites, entering this will cause a popup. WikiAnswers' software is protected from these XSS attacks.

How do you retrieved files in recycler folder?

i want to remove recycler virus

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Answer:

The Recycler Virus takes advantage of the Windows Autorun feature in order to sneak into your computer. Since this virus copies itself to all active drives in your PC, it can eventually consume precious space. It will also try to contact other malicious sites the moment you go online so your system can slow down to a crawl.

You can remove the recycler virus by running a scan on your computer to get rid of it automatically. You may also remove them manually yourself if you wish.

What is a bloodhound exploit?

A BloodHound exploit refers to a technique used in cybersecurity to leverage the BloodHound tool, which helps identify and analyze Active Directory (AD) relationships and permissions. By mapping out the AD environment, attackers can uncover misconfigurations, excessive privileges, and paths to escalate their access within a network. This information can then be exploited to gain unauthorized access to sensitive resources or systems. BloodHound is primarily used by penetration testers and red teams to enhance security assessments.

How do you view hidden RECYCLER folder?

I can think of 2 ways:

1) Go to the windows command line Start->run "cmd"

- type in "cd Recycler" at he command prompt (no quotes)

- type in "dir *.*" to display all the hidden folders

then you can browse to the specific folders by typing "cd FolderName"

but this will be quite tiresome since the folders have very long names

2) Use alternate explorers/file managers which will allow you to browse hidden

folders, Xplorer2 comes to mind and FreeCommanderis also a good option.

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