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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0
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0answers
110 views

Browser redirects links to Adfoc.us [duplicate]

Since yesterday when I open a link, browser redirect it to "adfocus.us" site! for example: I open: test.com and browser redirect to: adfocus.us This redirection happens after going to page (not ...
2
votes
1answer
107 views

Not sure if a virus was removed

I am running AVG, Spybot and Malwarebytes AM. The resident shield in AVG detected a trojan horse (BackDoor.Generic12.BPKA) in the file WINDOWS\System\driveasyncmac.sys - AVG has indicated this is a ...
14
votes
7answers
9k views

Why can I get a virus or trojan from visiting a website?

I have seen these a lot lately. You click the link, and instant trojan. No need to download or anything. How is this possible? Is there a way I can scan the links before visiting to make sure I ...
0
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3answers
6k views

How do I view files inexplicably hidden on an external hard drive?

Yesterday I traded some files with a friend by hooking up an external hard drive to his computer. I had created a folder with some files in it for him and likewise created another folder for him to ...
0
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0answers
19 views

What is atos? It keeps popping up on my Mac

So what is atos? It keeps popping up in on my mac screen that I need to give my password to let it do something. Is this a virus or is my Mac being hacked? Please help!!!
0
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0answers
11 views

Removing a Redirect Virus from Fedora Linux

Seems like there is a redirect virus on my computer but I am not able to remove it or even find where exactly the problem is. There is nothing much about it on the Internet either. I am running Fedora ...
0
votes
1answer
76 views

Can't remove adware from PC

People please help me to remove this Qone8 adware. I don't know even what software installed it. No uninstaller, no extesion. Tried to reset all browsers, no way. It starts with browser: ...
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3answers
429 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 ...
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0answers
19 views

FBI MoneyPak How to remove from windows OS server [duplicate]

i have a couple servers with windows 2008 R2 as OS and since today i have the FBI MoneyPak virus on some of them! I rund a software on that servers and i guess it was infected through a visited site! ...
0
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1answer
217 views

Google Chrome keeps opening this new tab - virus?

Recently (starting about 2 weeks ago), when I click on something (usually a link) in Chrome (on Windows 7), there is probably a 1-5% chance (a couple of times per day) Chrome will open this page on a ...
243
votes
16answers
169k views

How can I remove malicious spyware, malware, viruses or rootkits from my PC?

What should I do if my Windows computer seems to be infected with a virus or malware? What are the symptoms of an infection? What should I do after noticing an infection? What can I do to get rid of ...
1
vote
8answers
918 views

How to remove virus/trojan Trojan.VB.wvy.bgkl?

While running anti-virus, my PC has detected the virus Trojan.VB.wvy.bgkl and failed to clean it. Can anyone please suggest, why the system failed to clean and how it can be removed ?
1
vote
1answer
25 views

how to edit windows registry so it NEVER looks on a usb drive for its driver (or at least asks first if a driver is found)

I'd forgive them for this "feature" if the usb standard had been created BEFORE viruses had become prevalent.
6
votes
3answers
205 views

How to determine what is running in DLLHOST.EXE that's missing /ProcessID switch?

I have multiple dllhost.exe processes running on my computer: Every one of these image's command line is missing (what I am thinking is) the requisite ...
-2
votes
2answers
42 views

Shutting down my windows 8.1, it says Screenshot App not responding, but i dont have any such apps installed

Shutting down my windows 8.1, it says Screenshot App not responding, but i dont have any such apps installed. I have done a search a and found nothing remotely like it. could this be a hidden ...
0
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2answers
91 views

How to know your Mac is not compromised (software and hardware) after lending [closed]

Is there a way to find out if your Mac has been compromised software and hardware wise? I have a pre-unibody MacBook (2007), and it was in someone else's hands once. I want to make sure: the person ...
14
votes
5answers
23k views

Can system restore remove virus from the computer?

Can a system restore to a past time remove the virus from the computer?
0
votes
2answers
151 views

Virus causing multiple explorer.exe instances using high memory [duplicate]

To begin, yes, there are similar questions out there, even on this site. However, none of them seem to off a solution outside of format the computer. Story time! (Or the background to this whole ...
0
votes
3answers
232 views

CPU usage 99% constantly

My computer is running windows 8, and suddenly started running slowly. When I open the task manager, it tells me that the CPU is using 99% - sometimes the disk usages jumps up as well. The strange ...
0
votes
2answers
34 views

Should I be worry after opening suspicious Email attachment?

Yesterday, I have received this following suspicious email Normally, I would not click on any of the email attachments if I am not sure about the origin of it. But yesterday, I accidentally opened ...
1
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3answers
76 views

How do you get rid of a program that you don't have access to delete? (Virus - SearchProtect)

I've been trying to get rid of this highly malicious program called SearchProtect. Every few seconds I see my anti-malware program popup, blocking this program. I deleted it from the uninstall ...
1
vote
1answer
63 views

Tuneup pro virus opening its own searchtab, how to remove without formatting

Ok, I have had it with this bastard. I have tried everything free you can get a hold of but I can't get rid of it. I know the best way to get rid of it would be to format the computer, but! A) My ...
0
votes
2answers
1k views

Is Linux vulnerable to Java drive-by exploits?

Is Linux vulnerable to Java drive-by exploits? Another computer I run on windows 7 just notified me that it was infected through Java, and I'm wondering if my Linux box (ubuntu 10) with Java ...
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votes
1answer
59 views

Can i get virus/trojan from cracked software when my windows is installed with avg 2015 [closed]

One of my colleages says that he is free from virus/trojan from cracked softwares as long as the PC has AVG 2015 free edition installed. Is it correct?
3
votes
4answers
2k views

Chrome works only outside of sandbox?

I have been trying to solve this problem for a long time. I have been using Chrome for more than 4 years, it is the best browser for me. Suddenly, Chrome stopped working. I tried uninstalling it and ...
1
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2answers
37 views

Does changing or removing file extension trick antivirus software?

I have little experience of antivirus software. I wish someone help me with common antivirus behaviors. For example, I have an EXE or PDF file containing virus. Does removing the .exe/.pdf or ...
0
votes
4answers
102 views

How can I catch a HTML/Iframe.B.Gen virus on windows 8.1?

Do I have to click ok on a dialog box (e.g. "Download this") or can it infect the computer without any action on my part (other than, say, visiting a site that has been hacked)? Will being a non ...
2
votes
1answer
1k views

How to restore the folder option in windows XP (which has been deleted by VIRUS !?)

Because of a Brontok virus .. my explorer is not showing FOLDER OPTION in TOOLS menu .. Is there any Registry edition to fix this ? By the way I tried GPEDIT (gpedit.msc using run) There also (as it ...
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2answers
272 views

Folders disappear every time Windows XP starts up

Symptoms: Whenever my Windows XP machine starts up, subfolders disappear from the first top-level folder, listed alphabetically (eg. from "C:\AA Backups"). The first time it happened I suspected user ...
1
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3answers
5k views

Folders are hidden after scanning from Quickheal antivirus

Today when I scanned my pendrive with Quickheal antivirus it detected some virus but it also made hide all folders. All the folders are present in that usb drive as it is showing the same file size ...
0
votes
1answer
5k views

JavaScript injection script, how to remove?

today I started to notice a very strange behavior. At some intervals my web pages in Chrome browser changes its web address to some javascript code javascript:try{if(document.body.innerHTML){var ...
0
votes
3answers
8k 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
votes
1answer
97 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
votes
3answers
881 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
votes
1answer
59 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
665 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 ...
-1
votes
1answer
38 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 ...
0
votes
2answers
247 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 ...
1
vote
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 ...
6
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 ...
1
vote
3answers
29k 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
135 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 ...
1
vote
3answers
90 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
vote
0answers
29 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 ...
0
votes
0answers
169 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 ...
0
votes
0answers
147 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 ...
-1
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
vote
2answers
435 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 ...
3
votes
3answers
15k 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 ...
2
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 ...