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

-1
votes
0answers
26 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 ...
0
votes
1answer
35 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
29 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
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") ...
7
votes
2answers
888 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
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
53 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 ...
0
votes
1answer
75 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 ...
0
votes
1answer
19 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
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
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
1answer
47 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
55 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 ...
0
votes
0answers
32 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
36 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 ...
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
45 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 ...
3
votes
1answer
181 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 ...
-1
votes
6answers
155 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 ...
2
votes
0answers
25 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
100 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 ...
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 ...
0
votes
1answer
718 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
47 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
302 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. ...
0
votes
1answer
38 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
0answers
47 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
1answer
110 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
1answer
183 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
37 views

Opening a flash disk using command line to avoid getting virus

Could my PC get a virus from a USB flash drive or external hard drive without opening that drive? So if we do our work from command line (such as xcopy, del, rmdir, ...) without opening any folder on ...
0
votes
3answers
79 views

Drive shows Nothing but full

My External Hard drive have been infected with virus. the thing is its supposed to be 500GB but it shows it only have 2.56gb left out of 465GB. Now I have showed hidden files and found the black ...
1
vote
2answers
29 views

How do I delete files that are locked when no other app can delete them?

So I found out that I had a Trojan on my external hard drive. My anti-virus app killed it, but it has created a bunch of random files on my computer which cannot be deleted. These are image files. ...
-1
votes
1answer
50 views

Folder being created in C:\ProgramData called GufeSoman. Keeps coming back?

It has been brought to my attention by my antivirus that a certain file is a dangerous trojan. I removed it. However, the folder (GufeSoman) keeps recreating itself whenever I delete it. I have found ...
0
votes
2answers
28 views

Hard drive failure with notification to install matrix console [duplicate]

My wife's computer has suddenly popped up with a notification saying her hard may fail soon. Shortly after a program called Intel matrix storage console asked permission to download. My question is; ...
1
vote
2answers
111 views

How to stop windows explorer from taking up 70 percent of CPU?

So when I start up my computer, (windows 7), I always run task manager to kill any buggy programs if they occur. About a week ago, when I did so, I noticed that Explorer.exe was taking up 70 percent ...
-1
votes
1answer
87 views

Botnet/Virus Removal? [duplicate]

I am not sure what type of virus I have on my computer, and I am not sure if this is the right site to ask this type of question on, but here it goes: About a month ago I downloaded something i ...
0
votes
0answers
34 views

Has my laptop been infected by APR virus?

Recently, I have experienced high latency on my home network. So I downloaded an APR monitor to see whether there were some problems. After some time, I found a MAC address, which sent lots of ...
1
vote
0answers
76 views

Manipulating firmware of USB flash drives

As far as you may know, about four month ago, a new malware-like program found that was infected USB device's firmwares. (Take a look here) I want to know, how it is possible to read and modify ...
-1
votes
2answers
34 views

Mysterious folders and files with symbol names on Windows 7

I opened a thumbnail drive last evening and noticed that there were several files and folders with symbolic names (not alpha-numeric) added to it. The Date modified was also a curiosity. I have run ...
4
votes
1answer
107 views

Can an infected Android or iOS phone infect a PC running Windows?

I realize that any .apk may not run on Windows via anything other than an emulator, but my instructor insists that it can. Here are my objections: Can I infect the computers at school with my ...
0
votes
0answers
28 views

Windows 7 common search engines hosts don't work or responde to icmp

I have a windows 7 computer every site works... EXCEPT google.com, yahoo.com duckduckgo.com The websites IP also does not answer, the webpage keeps trying to load but the HTTP/ICMP request leaves the ...
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 ...
2
votes
2answers
264 views

Does keeping Windows 7 updated make anti-virus software useless?

I was thinking, given that I regularly keep Windows 7 updated through Windows Update, doesn't this make having any anti-virus software useless. I may well be a naive user, but it seems to me that if ...
0
votes
0answers
71 views

How to block a file from being created?

So, something that may or may not be a virus (apparently >95% of virus detection programs don't recognize it, yet it's clearly not doing anything good) is doing something with a file located in some ...
0
votes
2answers
151 views

Is it safe to remotely connect to an infected machine via VNC or TeamViewer?

Since there has to be some data transfer between any two machines that have established a connection, is it truly “safe” to connect from a clean computer to an infected one using VNC or TeamViewer?
1
vote
2answers
272 views

Cryptolocker virus removal

I am facing cryptolocker virus problem, I have tried decryptcryptolocker website but it did not work. In the below link you will find an example encrypted file in my pc. ...
0
votes
1answer
100 views

Lost all desktop settings

I'm using windows 7. I logged in one morning and found my desktop background was black, and I had lost all my desktop icons & settings. I then found that I could not open any application - it ...
0
votes
0answers
114 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 ...