A software program capable of reproducing itself and usually capable of causing great harm to files or other programs on the same computer.

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3answers
9k views

deleted Win7 files do not show up in recycle bin

On Windows 7, I do not see files that I delete from the local computer in the Recycle bin. The problem occurs all the time in an otherwise healthy computer. The funny part is that if I have the RECBIN ...
0
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1answer
121 views

Cryptolocker: Derive Key Mathematically From A Decrypted Copy of a File?

Would it be possible to derive the key, if you have a decrypted version of a file, let's say this file, as an example: "C:\Windows\ehome\en-US\epgtos.txt" Or do cryptolocker and it's class of virus ...
0
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3answers
887 views

how to delete invisible files

I scanned my flash drive for viruses using avast free. It didn't found a threat. But it said that there are files that couldn't be scanned. How do I delete those files? I can't see it even if I set ...
0
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1answer
94 views

All websites infected with PHP Malware. What to do now? [closed]

Theres around 45 websites hosted on a Ubuntu Linux server here which has been infected with a nunmber of viruses due to bad security on the servers. I believe that a chmod of 777 in various folders ...
3
votes
2answers
666 views

Virus Effected to my pendrive

I am using scandisk 8 GB pendrive. I am a programmer so I put my project details and my projects in that pendrive, by using folders. Now the problem is that my folders are becomig hidden, when I am ...
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1answer
41 views

Virus messed with networking and cannot connect to the internet

I downloaded a program that ended up being malicious and compromised my computer. It installed a "Smartbar" Application and a few other applications that were probably keyloggers or something of the ...
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2answers
248 views

Why would a Virus want hidden files to be shown?

What else besides a virus would keep turning on "Show Hidden Files" in WinXP discusses the possibility of a virus setting the show hidden files values to true. Why would a virus do this? I ...
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4answers
11k views

How do I clean up virus induced hidden files and disabled everything?

I'm working on a Windows XP computer that had the unfortunate experience of being infected by mal-ware that pretty much disabled everything. I was able to clean the computer using a combination of ...
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votes
2answers
3k views

How can I recursively clear the “Hidden” file flag on Windows Vista?

A friend's computer was recently infected with a virus. I hope the virus has been removed successfully. But, it appears that the virus set the "Hidden" flag on most directories and files on the ...
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3answers
30k views

Files hidden on USB hard disk because of virus, how to clean?

I have 1 GB hard drive. First all of its contents were gone after a virus got in (when I have the drive to someone else). After research found that it was a virus may be. I run Nortan antivus and ...
0
votes
1answer
196 views

Windows 8.1 - HDD spinning at 100% even though no read/write

I have an HP Laptop (Core i5, 8GB RAM, 320GB HDD) running Windows 8.1 (x64), that recently got the Sality.AU Virus. The OS had only just been installed, and a friend downloaded the drivers and put ...
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3answers
132 views

Can you get virus by clicking .zip file? [duplicate]

I tried to uncompress a zip file but I get error “The compressed (zip) folder is invalid or corrupted”. Is it possible to get virus just by trying to uncompress the zip? Can zip extension be ...
1
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0answers
43 views

Effectiveness of SD Card write protect switch as protection from viruses

Given that the SD card write protect switch simply indicates to the OS that it is switched, and doesn't prevent writes to the medium, how effective is enabling write protect against viruses? Are ...
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0answers
171 views

How to delete a folder that is hidden and has no long and no short name

How do I delete in Windows Vista a folder that is hidden and has no "long name", and has no "short name" either. Note that I've already tried to get the short name so I could rename and delete using ...
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0answers
153 views

Write-protected USB Spotlight V-100 hidden files (don't have a Mac)

I am having trouble with my USB. I have used it for a few months without any trouble, but a couple of days ago it started saying that I cannot delete anything or save any new files because it is ...
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votes
2answers
108 views

File hiding virus for USB

Every time i connect any USB flash drive the files become hidden i know how to view the files but i cant get that damn virus from my PC i believe that this a virus so i installed Avira 2014 and ...
1
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2answers
482 views

Keyboard keeps typing ]]] by itself [duplicate]

During start up beeping sound came out (sound came recently) When I log in, it types automatically with ]]]]]]]]]]], some time PLUS Has to press esc and backspace until the auto-type activity becomes ...
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votes
3answers
17k views

I cannot uninstall deal4me program

When I try it doesnt do anything. I have tried various online walkthroughs as well as malware bytes and avast anti virus, in safe mode and normal. I still have not been able to get rid of it, are ...
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votes
5answers
2k views

Is it possible to detect a virus with taskmanager?

If I would have a running virus on my system, would I be able to see the process in taskmanager? I mean, would it be possible for a running virus to circumvent the taskmanager so the process doesn't ...
32
votes
6answers
4k views

Do all programs running in a computer show up in the processes tab in Task Manager? [duplicate]

The reason I am asking this is because I am curious if there can exist a virus in the computer without me ever being able to know it exists. To be more specific, a virus that emits no signs of any ...
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votes
1answer
172 views

Issue with chrome http://www.games-misc.com/?f

I have a very annoying problem or possibly a computer virus. The Chrome browser keeps opening a new tab with the following URL: http://www.games-misc.com/?f Automatically written in the address ...
-1
votes
1answer
61 views

How can I remove the `qbqjralptr..vbs` worm? [duplicate]

I'm trying to remove a virus from my friend's PC. The virus is called qbqjralptr..vbs & I found it's a worm specified like USB – Dinihou – Houdini Worm.VBScript It seemed easy to remove but I ...
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0answers
442 views

How can I use Decryptolocker to decrypt all files in a directory?

I have downloaded Decryptolocker and have the key required to decrypt files. The instructions state to use it as: Decryptolocker.exe --key "<key>" <Lockedfile.doc> How can I use it on a ...
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0answers
31 views

Microsoft Security Essentials keeps finding MSIL/Bladabindi in a tempskype.exe. MSE keeps removing it but it comes back every few seconds [duplicate]

Microsoft Security Essentials keeps finding MSIL/Bladabindi in a tempskype.exe. MSE keeps removing it but it comes back every few seconds. What do I do to get it to stop?
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1answer
62 views

Can anyone interpret the data in this UDP packet?

I have been receiving large amounts of traffic to my computer recently so I downloaded and ran wireshark to find out I have been receiving lots of UDP packets. All of the packets I have received are ...
0
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1answer
393 views

Is this virus threat fake or is Waterfox infected?

Avast keeps popping up this notification: I did a full system scan and it didn't find anything. What should I do? Get a different antivirus? When I click on "more details" it takes me to this Avast ...
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votes
2answers
115 views

Suspected virus in my Windows 8.1

I suspect that I have a virus in my computer. There is a large amount of UDP traffic in my network card, I installed Wireshark and there was large amounts of UDP traffic, all of them are from the same ...
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0answers
32 views

Repeatable Windows XP bug - Windows search - inside of image files, rather than for file names (Trojan/virus??)

Repeatable XP error. (click) Start -> (click) Search -> (click) Pictures, Music, or Video -> (check) Pictures and Photos -> (type text: testing) All or part of the file name -> (click) Use advanced ...
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2answers
125 views

How to monitor what triggers randomly starting program?

BACKGROUND INFO Hi, so the following has happened to me: Suddenly I realize that the program on Windows 8.1 that was associated with .mp3 files randomly starts, sometimes multiple times per minute. ...
16
votes
5answers
7k views

Windows 7 unreasonable ram usage

I have a fresh install of windows 7, and my ram in normal startup goes up to 2.5 GB. I looked at task manager, and there's at least 1.5 GB missing from there and in resource monitor as well. No ...
0
votes
1answer
34 views

Can a host get a virus from a USB device if the guest has control of the device?

For example, if running Windows with a Linux guest, is it safe to stick in a USB to scan for viruses with Linux, or can it infect the host OS as well?
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vote
1answer
104 views

Is “youtubeBRwatch.com.exe” a Virus?

I am running Norton AntiVirus on my MacBook Pro with OSX 10.6.7. Today (26 May 2011) Norton reported that the computer was infected with virus "youtubeBRwatch.com.exe," which it had "safely ...
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votes
2answers
85 views

How do I attach a virus to any file for an antivirus project?

I am making an Antivirus Project. It shall scan the files for any attached infection, but I don't know how does this work. So I firstly wanted to know, how does one attach any malicious executable ...
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0answers
183 views

How to know what kind of malware infected the PC?

I downloaded a software from cnet, and cnet downloader installed malicious software. I removed them using the add or remove program but the malware are still there, some toolbar, and some backup ...
4
votes
1answer
10k views

Files names in pen drive turned into gibberish text

Recently my uncle gave me his memory card from his phone telling me something is wrong with it.When i tried to check the contents of memory card this is what i found(take a look at screenshot). I ...
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0answers
17 views

Keyboard and Gamepad Controllers 'Ghosts'

I have a mediatech keyboard and some cheap gamepad controllers but two weeks ago I noticed that random keys on the keyboard are being pressed 'not by me' and immediately sleeps . After one week, I ...
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0answers
61 views

Keyboard issue and HP Help and Support Pop-up issue

Last night my HP Pavilion started acting abnormally. My keyboard began to malfunction; every button I pressed acted as a shortcut for things on my computer (i.e. D took me back to desktop, Spacebar ...
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votes
1answer
47 views

I have a crazy virus [duplicate]

I have a message pop up when I log in and try to open a folder with my go pro footage. It pops up a window with the title being "you are about to be logged off" and the window text "a virus was ...
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2answers
502 views

Virus through power supply

Is it possible to get a virus through a power supply for a notebook? I mean not a battery but really the power supply itself. I heard that there is a chance for IOS.
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0answers
24 views

How do I find a virus? [duplicate]

Unfortunately, I have contracted a virus on my computer. I have run several different scans from several different anti virus programs, but none have picked it up. First of all my computer starts to ...
0
votes
2answers
1k views

My rundll32.exe file is corrupt, how do I fix it?

The other day I got a virus on my laptop (Windows XP), but Adaware found it and removed it. Not soon enough though, because it corrupted my rundll32.exe file. Now I can't run almost any application ...
4
votes
3answers
723 views

How can I permanently remove a seemingly stealthy ad-ware installer?

For the past one month, there seems to have a stealth installer lingering in my computer that will automatically install malicious plugins to all my browsers. I'm not sure what installer is that and I ...
2
votes
2answers
292 views

Localhost connecting to self on port 1111. Virus or ok?

When I run netstat -a on Windows 8.1 I am seeing a number of connections from 127.0.0.1: ports around 50000 connecting to My PC name (DadsPC) on port 1111. A portion are listed below. Is this normal? ...
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4answers
11k views

How to unhide folders hit Win32/Dorkbot.D worm?

After Win32/Dorkbot.D worm the folders become hidden and have system attributes (marked as critical system files). Cannot unhide folders using standard File Option dialog window. How to restore ...
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0answers
17 views

How to find the *real* source of dialog owned by CSRSS?

My computer suddenly showed the following dialog: I've never seen such a dialog before and it seems suspicious. (Yesterday I did install some Android stick drivers from Rock Chip, a Chinese CPU ...
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2answers
101 views

How can I track down a destructive virus? [duplicate]

A family member yesterday asked me to look at their work laptop (they're self-employed) since the memory usage is almost at 100% after an hour of it not being used (6GB RAM on idle shouldn't be at ...
2
votes
1answer
100 views

Is this a virus?

When I format My flash as NTFS right after the Format Compeleted window, I see that is has 1.83 GB free space. But after 10 -20 second, the free space changes to 1.80 GB automatically! I ...
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0answers
66 views

Google Chrome upload progress stops unexpectedly (on any site)

I noticed a problem on my Google Chrome browser. On any websites, even on Stackexchange sites when I upload images, on Quora, on some of my own sites, etc (so is not website related) when I click ...
0
votes
2answers
543 views

Opera keeps prompting me to update Java- is this a virus?

Over the last few weeks, I've noticed that I keep getting prompted to update my Java at increasingly regular intervals. In the past, I have usually just gone ahead with this, but I am sure that it ...
1
vote
1answer
24 views

Virus forces system re-install. Can I save essential documents to transfer to clean operating system?

As the title indicates, I have some virus issues and have read on this site that the best course of action is to re-install my OS. I am an unsophisticated user and, as a result, have no backup of my ...