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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1answer
30 views

Possible to get a virus from just visiting a website? [duplicate]

This has been something that has been on my mind for quite some time now. I have some experience with Javascript and know that it has a function that can store files on a user's computer. My question ...
0
votes
1answer
22 views

Most downloads don't finish and can't open some anti-virus, pc cleaning software etc [on hold]

Most of my downloads don't finish, especially if it's an exe file. It doesn't just stop halfway, it stops at the very end like something is blocking it from being written to disc. If the file is 5.1mb ...
0
votes
3answers
8k 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 ...
-1
votes
0answers
27 views

Been trying to fix this for months now [duplicate]

Before anyone says anything about piracy: I purchased a laptop with Windows Home Premium installed so it IS legal for me to download a copy as a backup since I have a legit windows CD key. I have a ...
257
votes
17answers
210k 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 ...
0
votes
1answer
36 views

How do I access the internet with an infected computer that WILL NOT let me? [duplicate]

Im trying to fix my friends Toshiba laptop. She has Windows 7, no anti-virus and is infected with a virus. The computer shows no connection problems; but I cannot access the internet or download a ...
-1
votes
1answer
31 views

Malicious ads show on every site [duplicate]

Yesterday my brother's computer was showing ads on almost every site, the same ads in the bottom right corner with a black close button. Today, my computer started showing them. I use the same network ...
0
votes
1answer
109 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:
14
votes
5answers
10k 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 ...
1
vote
1answer
6k 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 ...
0
votes
0answers
21 views

CasperJS and “extensafree” virus

Today when i booted up my computer and when windows had loaded, Notepad++ opened which had the following file loaded into it: Set shell = WScript.CreateObject("WScript.Shell") ...
3
votes
1answer
2k views

How can I regain administrative privileges after a virus infection?

Is there software that allows you to bypass administrator restrictions? The problem is a virus has restricted me from doing anything; I can't install anything because I don't have the administrator ...
7
votes
2answers
896 views

Is there any way to prevent a USB flash drive from being written to? [duplicate]

I see lots of articles about preventing a specific computer from writing to a USB flash drive or preventing malware from getting from a USB flash drive to a computer; what I can’t find anything for is ...
0
votes
2answers
4k views

How to make USB drive or pen drive write protected? [duplicate]

Possible Duplicate: How to write protect a USB key? I have a pen drive which I used to carry some files from my laptop to other public computers, and these public computers are virus ...
0
votes
0answers
46 views

Nasty virus won't go away [duplicate]

I have windows 10 technical preview installed. I was looking for pdf to excel orc converter and I downloaded a software which I believe infected my pc. on chrome whenever I click on a url which is ...
0
votes
2answers
54 views

Ensure nothing is on an SD card after main system it was on was infected by CTB-Locker

My parent’s computer—which is running Windows 7—got infected by CTB-Locker, an SD card was attached too so it got corrupted as well. I want to remove everything from the SD card, does a simple format ...
2
votes
1answer
247 views

How did a Malware get past Avira when it was detected by it?

I have Avira installed on my other PC. It detected a Malware, and proceeded with the usual, scan, detect, quarantine. I thought it took care of it but the Malware actually took care of Avira! Now my ...
0
votes
1answer
3k views

How to remove write protection from USB stick

I have followed up the below process in cmd: DISKPART> attributes disk clear readonly Disk attributes cleared successfully. Even if I do that it displays Read-only:yes: DISKPART> attributes ...
0
votes
1answer
78 views

Adult websites open on visiting any website in my chrome [duplicate]

Since, past few days, an adult website opens on visiting any website in Google Chrome. I have re-installed my chrome, and ever reset my chrome settings. Is their any option to prevent this virus? I ...
1
vote
1answer
8k 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
2answers
2k views

How do I permanently remove the MSR Privoxy?

So recently I got this "virus" from downloading something. This virus keeps on spamming ads and underlining text on a web page to cause you to click a link that will pop-up a new tab. It usually links ...
0
votes
1answer
23 views

Wi-Fi adapter in a Dell Inspiron keeps disconnecting

I’m using a Dell Inspiron and the Wi-Fi adapter keeps on disconnecting, it allows me to connect using ethernet. I know that it isn’t disabling since it isn’t turned off, it doesn’t even give me the ...
0
votes
0answers
36 views

How to remove crypto-ransomware on my network domain [migrated]

Today some computer on my domain got infected with crypto-ransomware and have infected some folders on file server that only some computers on network have access to. So I presume one or more of five ...
0
votes
0answers
15 views

removing an extention that is “installed by enterprise services” on chrome that I can't find in regedit

The name says it all. I have something that is most likely a virus, having appeared as an extension at the same time a child managed to copy a virus to my computer. The extension claims to be ...
0
votes
1answer
88 views

Printer about once a month prints a page with the text 'GGG'. How to troubleshoot?

This occurs randomly and can not be predicted. I have already 3 pages like that collected over the last 3 months. This happens by itself. The user reads a webpage (no clicks for 2 minutes) and ...
0
votes
1answer
49 views

How do I stop chrome from redirecting me due to malicious software [duplicate]

When I click some links in chrome (trusted websites), I get redirected to 'spam' websites that say "your computer has viruses" or something stupid like that. How do I stop it from doing this? I have ...
0
votes
2answers
56 views

How does HDD firmware espionage software work [closed]

NSA's most recent addition to modern espionage is some type of HDD firmware, as found by Kaspersky and later reported by Reuters, Ars Technica and others. But I don't get how it functions: Does it ...
5
votes
2answers
3k views

What is Best-Deals-Products and is it malware?

I have found something that I suspects to be malware/addware. Script is added in every website I visit, even once I made myself. This is added in the : http://puu.sh/dgIF0/0c452eb390.png and iFrames ...
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votes
6answers
159 views

Computer infected by adware that my antivirus hasn't picked up

I've recently noticed that my browser (Google Chrome) occasionally opens two new tabs on its own seemingly randomly. The two tabs display the same page- supposedly offering some BT broadband 2015 ...
0
votes
0answers
33 views

Mouse does not work if Internet is not connected and it’s laggy when it is connected

If I try to use my PC (Windows 8.1 Pro) without Internet access—such as removing the Ethernet cable—then the mouse and keyboard stop working. I noticed this on the same day that the mouse began ...
0
votes
1answer
37 views

how to open encrypted files [duplicate]

i got a virus,CryptoLocker, few weeks ago, and i managed to eliminate it, but all files on my pc are now encrypted, and they have got this extension, for example nameFile.docx.imivxjj when i try to ...
3
votes
1answer
192 views

Unknown linux process with random command

I have a unknown process when I run top: When I kill the process it is coming again with another random name. when I check the rc.d levels and init.d there are many random name similar like this ...
0
votes
1answer
52 views

Does marking files as readonly make them secure?

In Windows (or any OS, really), does marking a file as "Readonly" make it less susceptible to malware and unwanted manipulation? Additionally, should I still scan readonly files for viruses and other ...
0
votes
1answer
48 views

Automatic password reset prompt on Windows 7?

My wife just told me that earlier today she received a prompt on her laptop to change her password, and complied with the request. Her laptop is running a vanilla install of Windows 7, 64-bit. All ...
2
votes
0answers
26 views

Does Keepass protect passwords from malicious software like viruses?

If a computer got infected with a virus or a trojan and the user interacted with Keepass, is there a chance that the malicious software would be able to get the password database? In other words: ...
3
votes
0answers
28 views

which virus is responsible for files in the USB goes to hidden? [closed]

which virus is responsible for files in the USB goes to hidden? which antivirus can detect that virus? http://en.wikipedia.org/wiki/Computer_virus
0
votes
1answer
101 views

How to remove deal peak virus? [duplicate]

I have a computer that is kinda stumping me. It has something that has hijacked the browser with ads by dealpeak. I have checked browser extensions, hosts files, proxy servers, scanned with ...
1
vote
3answers
32k views

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

I have 1 GB hard drive with files hidden on it due to a virus. All of its contents were gone after a virus got in when I gave the drive to someone else. After research found that it was a virus may ...
0
votes
0answers
31 views

Recommended to Update Flash Player Virus [duplicate]

I keep getting this popup on my Internet Browser that tells me "It is recommended that you update Flash Player to view this site..." And it will redirect me to some very suspicious-looking website ...
3
votes
3answers
23k 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 ...
0
votes
1answer
193 views

cmd.exe error windows 7 the application was unable to start correctly (0xc0000142). Click ok to close the application

when i try to open the cmd.exe. a box pops up with the message of cmd.exe error windows 7 the application was unable to start correctly (0xc0000142). Click ok to close the application. my pc was ...
0
votes
1answer
737 views

Asus Windows 8 Computer black screen and cursor

Yesterday my friend sent me a link and I clicked on the link. The computer gave me a warning about it being harmful but since it always does that I allowed it to open the link anyway. The link was ...
1
vote
1answer
48 views

After formatting External Harddrive, Why do hidden OS folders $RECYCLE.BIN, System Volume Information get created

My antivirus ESET Nod 32 was flagging up a virus found in my C:/$Recycle.bin folder, after reinstalling fresh OS I decided to store some things on an external Harddrive and dumped to another PC. My ...
0
votes
1answer
327 views

Computer keeps stuttering every few seconds

Recently my computer has started freezing while making weird sounds while playing videos. This happens on all kind of videos; from youtube to live streams. It happens around once every five seconds. ...
6
votes
4answers
11k views

A virusproof (ransomware…) strategy for backup on a NAS?

I bought a NAS to share files and as backup solution. Recently my netbook got infected by a ransomware. All files on the netbook and most of the file on the NAS were destroyed (the virus shuffles the ...
0
votes
1answer
42 views

Recommended value for NoDriveTypeAutorun? [closed]

The AutoRun feature of Windows can be controlled through the Registry by tweaking these values: Current User: ...
0
votes
1answer
118 views

Trojan au_.exe - how to get rid of it [duplicate]

I installed the popular software 'Synthesia' from its official website. It is a program for piano transcriptions. It has always been safe. I decided to uninstall it and as soon as I uninstalled it, a ...
0
votes
0answers
49 views

0% of network usage on task manager

I am downloading a game from Steam and loading a HD video on Youtube, download rate is about 10Mbps, as it says at the Performance tab for Wireless on the Task Manager, but when I go to the Processes ...
0
votes
0answers
62 views

Explorer.exe connecting to IP addresses

I run Comodo on Windows 7, and within the last couple of days, I notive that explorer.exe is trying to connect to port 80 on the following IP addresses: 23.199.200.154 5.196.196.149 185.48.59.20 ...
0
votes
2answers
3k views

Laptop battery won't charge after virus

My laptop got a virus and after removing it, the laptop batteries no longer charge. I tried reinstalling the drivers in the device manager for Battery→ “Microsoft AC adaptor” and →“ACPI ...