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

learn more… | top users | synonyms

2
votes
1answer
163 views

Can a virus stay in a computer even after a reinstallation?

In the windows 8 system, there is a windows re-installation built in. It says "Remove everything and reinstall Windows". But, the computer needs to have somewhere to store windows itself in order for ...
1
vote
0answers
1k views

suddenly windows 7 asks for username and password

I think my computer has been infected with a kind of virus or malware. Yesterday I locked my windows and went out of house, at return as I tried to use it again it asked for a password! (I'm pretty ...
1
vote
1answer
54 views

can a virus cause programs to open on my computer?

I had 18 viruses on my work computer and programs and even video games showed on my hard drive that I've never played sites I'd not looked at showing open all day?? Can a virus or maleware cause this? ...
1
vote
2answers
140 views

How to find in shared folder of remote computer which file was created or copied by which specific computer

Scenario is my friend works in company where they use more than 1200 computers. They have 2 domains. Employees are given same user accounts as per their designation. i.e. Operator, Marker, ...
0
votes
2answers
59 views

Random installer pops up

A random installer pops up asking my language. It doesn't say what its going to install or anything. On Task Manager it says something like glb1be9.tmp when I close it a Vaio update window appears and ...
0
votes
1answer
505 views

Something deleted java.exe, how to find what it was?

On Windows 7 Pro SP1, the files java.exe, javaw.exe and so on are being automatically deleted by something, how can I find out what it is? When I uninstall and re-install java I see these files being ...
0
votes
1answer
103 views

How can I backtrack to find out which application created a registry key?

I have a computer with a virus. I've finally located one of the registries that is creating problems. If I change or delete the registry and then delete a particular process, it will recreate the ...
1
vote
1answer
90 views

Program took 80 percent of my i7 cpu

the program was existed here C:\Program Files (x86)\PCData\minerd.exe but I deleted it now , I want to know what was that program ?
-2
votes
4answers
808 views

Virus Asking To Format External Hard Drive [closed]

I have an external harddrive. Whenever I put its USB into the USB port of my laptop, it asks me to format my hard drive. I think this is because of some sort of virus. Can someone please help me to ...
0
votes
1answer
761 views

Unable to surf with Ease due Certificate Requirement or virus

I am trying to surf the internet but for any link which I type or enter, I get the following message : This Connection is Untrusted You have asked Firefox to connect securely to accounts.google.com, ...
1
vote
2answers
3k views

Osx.Trojan.Genieo, what to do?

I ran ClamXav on my Mac today. What do I do now, in particular with regards to the Osx.Trojan.Genieo? I deleted both .dmg files (InstallGenieo.dmg and InstallGenieo-2.dmg, both dated 13 Nov 2013 ...
2
votes
3answers
241 views

Windows XP end of support [duplicate]

I recieved an email saying that Windows XP's support is ending. I have a computer with Windows XP and I want to know what are the risks on this computer that this page (linked in the email) doesn't ...
0
votes
1answer
118 views

NASTY- ness not sure who to point the finger at! [closed]

Win 7 ultimate boots to log in screens, upon logging into user hkcmd.exe application error...The application was unable to start correctly 0x0000906 RUNDLL error lgfxpers.exe application error ...
1
vote
3answers
890 views

Excel,word,pdf files got encrypted by ransomware

My MS Office files and pdf files has been encrypted by some ransomware in my pc which was running window XP. I removed the ransomware,formated the OS and put windows 7, but my files are still ...
0
votes
0answers
40 views

No permitions for administrator, RPC terminated unexpectedly error

Looks I got virus. Symptoms: My all PC users can't copy files using copy/paste. Copy works, but paste -not. My Anti-Malware tool looks damaged and doesn't starts. All users event admins has no ...
1
vote
0answers
336 views

Remote Procedure Call (RPC) service has failed

My windows XP machine becomes very slow. And started to show message : This system is shutting down. Please save all work in progress and log off. Any unsaved changes will be lost. This ...
1
vote
2answers
5k views

Multiple explorer.exe processes consuming large amounts of memory

I'm pretty sure my laptop has been infected with a virus but I can't identify it or remove it. Symptoms: Multiple explorer.exe processes being spawned some consuming lots of memory When I launch ...
1
vote
1answer
1k views

Computer going to sleep while being used

i just got my laptop back from a service, one of the hinges broke and i had it replaced. The problem now is that it keeps going to sleep while i'm using it(not that i'm running a program, i'm typeing ...
3
votes
2answers
265 views

Infected, back-doored Windows 7, is it safe to keep it using after Kaspersky Anti-Virus clean up? [duplicate]

So I got this computer from my cousin. As far as I can tell, it has LOTS of back-doors, trojans etc. installed. You can see the installed programs as below w/ lots of activeX: I fear these ...
0
votes
0answers
716 views

Virus that disables keyboard and doesn't allow me to open drives?

I am now typing from a virtual keyboard. Minutes ago I downloaded a program called Downlite, subsequently, my keyboard, both native [notebook] and external. Mouse buttons don't do their jobs, when I ...
1
vote
2answers
1k 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.
0
votes
2answers
51 views

Windows 7 Glitches When Enter is Pressed

There are currently two situations where I have a bug, and was wondering if it is a known virus. First of all is when I'm hitting enter in a URL bar, it just spams a bunch of random characters. The ...
0
votes
1answer
716 views

lots of netstat entries

I have a lot of nestat entries in my cmd window of windows7 and I have a bad feeling about this. I just logged in and I am googling here on this page. Do I have a security issue ? Virus ? TCP ...
2
votes
5answers
7k 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 ...
1
vote
2answers
62 views

What prevents attacks from coming in through Windows Update?

If a user sets their Windows 8/7 computer to automatically accept and install updates from Windows Update, what prevents this from being a vector of viruses? Is setting user's computers to ...
1
vote
2answers
310 views

My Laptop sound suddenly went off

My Laptop's sound suddenly died on me. I had some issues with Viruses & anti-viruses recently :/ I'd uninstalled my previous anti-virus AVG... but apparently it hadn't completely uninstalled.. ...
0
votes
2answers
520 views

Blocking ransom-ware like Cryptolocker

Here's the scenario. We've got around 15 - 25 physical machines, a few virtual ones, 3 or 4 file servers, mobile devices - the works in a single domain. A user reported that they'd been infected with ...
4
votes
3answers
898 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 ...
0
votes
0answers
27 views

How can I fix a v9.com redirect infection? [duplicate]

NOTE: This is clearly NOT a duplicate, as it has never been asked and none of the generic malware advice worked. It's a widespread problem and about a week after this was declared a "duplicate" by ...
-1
votes
2answers
2k views

How to repair NTLDR missing in Windows XP?

My computer running Windows XP was infected with a virus severely. After scanning with Bitdefender Internet Security, my computer restarted and doesn't boot. Black screen appears showing NTDLR is ...
0
votes
0answers
222 views

Windows in Parallels: Can a Windows virus destroy my Mac files?

I've mac book pro with OS X 10.9.1 On this machine I've installed Windows 8.1 in Parallels. If I get a virus on Windows can it destroy my files on my Mac? For example I see that my Dropbox from my ...
0
votes
1answer
38 views

How can I uninstall a software named Rolimno [duplicate]

I recently noticed that there is an software in my computer which I think I have never installed it. It display advertisements. I tried to uninstall it but when I start uninstalling it, it takes very ...
0
votes
0answers
112 views

Security issues with online activation software

Let's say I need to use some activation software, which connects to a server and activate some other software in my PC (i.e., Microsoft Toolkit crack to activate MS Office, or a crack for a game). ...
0
votes
0answers
42 views

Windows XP bug, or Virus? Text moves from “All or part of file name” field to the “A word or phrase in the file” field

This would be too big a bug to not be on Google, one would think. Repeatable problem. (click) Start -> (click) Search -> (click) Pictures, Music, or Video -> (check) Pictures and Photos -> (type ...
1
vote
3answers
5k views

How to format a memory card which is infected by a virus and antivirus is not able to delete it

I've bought a memory card which is recently infected by a virus. I tried to scan it with latest Bitdefender 2014 and Norton 2014 they both failed to delete the virus. Then I deleted the partition and ...
0
votes
1answer
38 views

How to find which process closed a specifc application on Windows 8

My system starting behaving "weirdly" after installing a software on my Windows 8 laptop. I noticed for example some hidden program closes some of the softwares I start like VLC and Task Manager. It ...
-2
votes
4answers
155 views

Computer Heart Stopping Virus [duplicate]

If a virus causes my computer to automatically shut down when it is turned on and makes it unable to be turned back on, how does a person destroy the virus without destroying the infected computer's ...
-5
votes
1answer
385 views

Why does this Windows icon looks like a Trojan?

Why did Windows designed such a strange icon? When you look at it, you easily think of the Trojans, because you can see a horse at the screen. Here's the picture (the image source is the Scheme ...
0
votes
1answer
371 views

Virus has hidden almost all of my files in Windows 8 [duplicate]

I recently got a virus on my computer that has hidden all my files. I've tried to get rid of the virus using unhide.exe/RKill/ Spybot Search & Destroy/HouseCall/Malwarebytes, and it may have got ...
0
votes
1answer
1k views

Why is flash player update package password protected?

I noticed this error while scanning the file "install_flashplayer11x32au_mssd_aaa_aih.exe": "SOME FILES COULD NOT BE SCANNED" And then I looked through the .exe file with 7zip and saw that the ...
1
vote
1answer
97 views

Strange Virus Infecting My Server

I am currently working on a Web App on my dedicated server (LAMP) and it seems like it might be infected with some strange malware/virus of some kind. When I access some domains on that server (every ...
1
vote
0answers
85 views

How does persistent cache works in modern anti-virus softwares?

I'm talking about Avast! and ESET's NOD32/SS here. Avast! introduced this feature like a year ago (can't remember the exact date). ESET did it in version 7. Just recently. Basically they both scan ...
0
votes
0answers
3k views

Virus changed some folders and files' extensions to .exe

A virus changed all folders and some of files on my USB flash drive to .exe files. I scanned the flash drive with USB Disk Security and scanned my computer with Microsoft Security Essentials, deleting ...
-2
votes
2answers
158 views

Can a windows virus downloaded in linux be transferred to windows? [duplicate]

I know that linux is mostly safe from viruses, however: if you do download a windows virus (i.e., through a drive-by download), will it just sit there on your computer, and take up space? Is it unable ...
1
vote
5answers
294 views

System is slow, which files to delete?

My system has Windows XP installed with 2 GB RAM, and it has been working OK, but since 3 days ago it hangs a lot. I tried deleting the temp (%temp%) files manually, and also used disk cleanup, and ...
1
vote
1answer
647 views

Windows 8 strange files appearing on hard drive

I recently installed a copy of Windows 8 on my machine and about a week ago, I noticed strange files on my hard drive This file is currently located within my C:\ volume: ...
1
vote
4answers
326 views

Can i get a Virus from my USB Boot

I'm running Windows 8.1 on my laptop but I'm also going to install Ubuntu on a USB-Flash drive soon. I was wondering what if I would get a virus on Ubuntu, could it then also infect my Windows? ...
0
votes
4answers
341 views

Is there any way to download a new browser, without the current (and only) one working?

I have a very strange problem with IE, it somehow disappeared of the user's workstation. I detected a lot of infections, some malware and some worms. I definitely suspect the iexplore.exe being ...
1
vote
2answers
385 views

How to make all the files in a folder non-executable in Windows 7?

I'm developing an application that deals with viruses. All these viruses are in a folder, it should be possible to read them and add new ones to the folder, however I'd like to make sure that none of ...
0
votes
1answer
526 views

Is this a false positive by Avast?

Avast keeps detecting the rootkit Win32:Evo-gen. I select to delete it, but when I restart the computer the message pops up again. The location is C:\Program ...