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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6
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3answers
3k 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
5answers
2k 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 ...
4
votes
1answer
86 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: ...
0
votes
0answers
119 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
1answer
1k 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
103 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
2k 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
564 views

Recommended value for NoDriveTypeAutorun? [closed]

The AutoRun feature of Windows can be controlled through the Registry by tweaking these values: Current User: HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\...
0
votes
0answers
854 views

0% of network usage on task manager [duplicate]

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
310 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
4k 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
2k 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
72 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
445 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
37 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
243 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
1answer
65 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
715 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
249 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
59 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
333 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
238 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
690 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
48 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 ...
6
votes
4answers
6k 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
345 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
610 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
1k 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
356 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. https://docs.google.com/...
0
votes
1answer
472 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 ...
0
votes
0answers
999 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!!!
1
vote
1answer
36k 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 ...
-2
votes
1answer
76 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 virus/...
1
vote
1answer
33 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.
0
votes
2answers
2k 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 ...
0
votes
2answers
2k 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 ...
1
vote
3answers
128 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
280 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 ...
-2
votes
1answer
662 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?
1
vote
2answers
297 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 ...
9
votes
3answers
13k 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 /ProcessID:{000000000-0000-0000-0000-...
0
votes
1answer
340 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 ...
-1
votes
1answer
53 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
4answers
822 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 ...
1
vote
1answer
2k 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
0answers
258 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 ...
1
vote
3answers
13k 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 ...
0
votes
2answers
695 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 ...
33
votes
6answers
7k 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 ...