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
24 views

How to remove a virus?

Windows Defender reported a virus on my PC: Trojan:Win32/Varpes.M!cl. Avast reported another: Win32:Conduit-F. How can I check if the virus is running? I did not find any suspicious entries in LOCAL ...
0
votes
1answer
61 views

Haven't found DNS Unlocker in the Task Manager. Where could it be?

This morning I found DNS Unlocker on my workstation, and since then I am trying to remove it. I guess, I visit some wrong website yesterday during the lunchtime. I really need help with this. There’s ...
0
votes
0answers
24 views

My audio and video drivers are not working, planning on factory reset, is this the appropriate solution? [duplicate]

I recently downloaded a packaged application, accidentally installing a dozen unwanted programs. They are literally causing pop ups to randomly happen and it seems that over half of the unwanted ...
-3
votes
0answers
23 views

Bing Chromium at startup [closed]

I have found a solution for Chromium with Bing opening on startup by default. Go to start & search for "chromium" Right-click on Chromium & select "Open file location" Right-click "...
1
vote
1answer
145 views

Where do I find the Cerber executable and Registry entries?

A server I am administrating has been infected by a ransomware named Cerber. They demand a payment (as is the point of such viruses). As of now I have narrowed the infection source down and removed ...
-2
votes
0answers
12 views

Skype Standalone making some issue in system [duplicate]

I got Skype standalone software(no need to install) from one friends shared folder in office. After I open it, All my system basic operations (select) get effected and showing some abnormal behavior. ...
0
votes
3answers
13k 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
20 views

Recover php files after virus infection

I have a laravel project (which is very important) and after a virus infection all I can see when I open my files with the editor(sublimetext) is: 5972 b63c 227b a9ce b572 d734 d2b8 c534 b989 7d73 ...
0
votes
0answers
37 views

What is this possible malware or virus bar that keeps saying “Upgrade to premium”?

What is this "Upgrade to premium" that appear every once in a while while I'm browsing, it has shown up on multiple sites. Is it something on my browser or on my mac? I'm using a macbook pro with OS ...
6
votes
2answers
14k views

Google search asks me to enter a captcha, at some point it refused to let me search altogether

Google claimed there was suspicious search activity from my computer when it stopped letting me search altogether. Before that I had to enter a captcha more and more often in order for Google to ...
0
votes
0answers
11 views

How can I format a drive that is infected by crypto locker?

I am attempting to format an infected SD card on my Mac to no avail. When I use disk utility, and erase the disk, it says it erased but the disk still has the same content on it. I am considering ...
0
votes
3answers
4k 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 ...
3
votes
1answer
5k 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 ...
339
votes
18answers
262k views

How can I remove malicious spyware, malware, adware, viruses, trojans 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
56 views

wired TCP/IP communication under system idle process

I used Process explorer to view system idle process details. Under the TCP/IP tab i found a wired communication its like this: I have updated paid license of ESET Smart Security 9 and it shows ...
0
votes
1answer
19 views

how can I figure out what is wrong with my system

I have a laptop that is running vista. its a compaq with 2gb ram 1.7ghz single core processor...as of lately it does not want to run anything right...if I download a file on it the system will not ...
0
votes
0answers
15 views

Windows update issues after virus [closed]

Recently I got a virus that locked my PC up so I went and did an 8 pass drive wipe, then reinstalled and formatted the hard drive. But I'm still getting Windows errors. Whenever I fix one problem ...
1
vote
3answers
104 views

Does the “Desktop.ini” and “Thumbs.db” files are virus?

I did some reaches, and I know "Desktop.ini" and "Thumbs.db" files are hidden files for view customizations, and I know they should be safe files and I can delete them. Also, I know if I turn off "...
0
votes
0answers
17 views

My mac is automatically formatting usbs?

I have a feeling that my mac is reformatting disks automatically. For instance, I connected my TDK 16GB usb to my windows machine first to see what was on it (it worked), and then I plugged it into my ...
9
votes
9answers
8k views

UAC being turned off once a day on Windows 7

I have strange problem on my HP laptop. This began to happen recently. Whenever I start my machine, Windows 7 Action Center displays the following warning: You need to restart your computer for ...
0
votes
0answers
21 views

Can crypto locker spread to other attached media?

My sister just got her computer infected with the wonderful crypto locker. She also has a memory card with important photos on them, that "may or may not have been plugged into the computer", when she ...
2
votes
5answers
16k 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 ...
17
votes
4answers
2k views

Is it safe to download and burn a disc image on an infected PC?

My PC is infected. If I download and burn linuxmint.iso on the infected PC, will the CD become infected also?
3
votes
2answers
2k views

Is this a virus? Not sure how to read the source code. This is a txt file

<!DOCTYPE HTML PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html xmlns="http://www.w3.org/1999/xhtml"><head> <link ...
3
votes
1answer
8k views

Many Personal Files turned into .micro files

Yesterday, I shut down my computer and went to sleep. I woke up today, went to school, came back and now when I turn it on, it shows this .TXT file. Many of my files have turned into .micro files, and ...
0
votes
1answer
34 views

Sure way to get rid of a trojan [duplicate]

I think I have a trojan. svchost.exe is consuming %25 cpu all the time, and my Microsoft Security Essentials reports a different virus every half an hour or so. From what I understand the trojan is ...
0
votes
1answer
33 views

Is checking without a on boot check enough after clicking a malicious link in a mail?

After quite a few years it seems like I now myself fell over a malicious mail. Now my question is if what I have scannerwise active and also what I did is good enough to feel save again? The Mail ...
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votes
1answer
31 views

Virus folder can't be deleted - WindowsApps [duplicate]

A few months ago I noticed that on my HDD there is a folder called WindowsApps and I tried to delete it because I know that it wasn't system related because my OS is on my SSD. I had no perm over it ...
1
vote
2answers
90 views

Chrome runs downloaded .exe without warning you [closed]

I was tricked into downloading a .exe file in the Google Chrome browser, expecting a simple text file. I did click on the link that started the download, and I did click once on the download on the ...
0
votes
0answers
27 views

Is it possible that I got a virus without clicking what I downloaded? [duplicate]

A couple of days ago I accidentally downloaded a file that looked very shady. My antivirus (Avira) pinged me that the file was suspicious, so I immediately deleted it, and then cleared my browsers ...
0
votes
2answers
115 views

Some advise about locky virus?

All my files have been encrypted with locky virus: I tried CCleaner, M.S. Forefront, and some other antimalware programs; Can anyone give me some advice about this virus removal?
1
vote
1answer
3k 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 ...
0
votes
1answer
48 views

CTB-LOCKER and possible future decrypt hack. Do I make a HD ISO image before formatting?

my second question here! :) A friend of mine has the files on his laptop (Windows based OS) hard-disk encrypted by the ransomware CTB-LOCKER. I don't know the CTB-LOCKER ransomware version/type, ...
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votes
2answers
172 views

Can You Get a Virus Simply by Opening an Email? [closed]

The German Federal Bureau for Security in IT ("Bundesamt für Sicherheit in der Informationstechnik") regularly informs recipients of a newsletter about current IT security threats. On 28 April 2016 ...
0
votes
0answers
11 views

How do I find the cause of this virus (website opens 20+ windows) [duplicate]

A friend computer has some sort of virus. At least one site (non https) the browser (firefox) tries to open 20+ popup windows. Firefox doesn't open them but occasionally one gets by or the url changes....
0
votes
1answer
34 views

Windows 10 no events no update history, virus?

Made up a new windows 10 computer 2 months ago after last computer got infected by cryptolocker by inexperienced user. New computer has been in use daily since without problem, however was left on for ...
0
votes
1answer
140 views

Use ClamAV to scan large files

We have a Linux VM running Xubuntu with ClamAV installed. We would like to scan files larger than 4Gigs, using the clamscan command preferably. I can use the --max-filesize=x and --max-scansize=x ...
13
votes
3answers
5k views

How to know if your computer is hit by a dnschanger virus?

The Federal Bureau of Investigation (FBI) is on the final stage of its Operation Ghost Click, which strikes against the menace of the DNSChanger virus and trojan. Infected PCs running the ...
0
votes
1answer
15 views

Does EMET auto update itself?

I cannot see this option and no answer after google for it. May be it is not good to update update itself since it suppose to be customized so if it updates itself would screw up the profile? ...
0
votes
1answer
68 views

Preventing Anti virus conflicts

I have HitmanPro, Anti-malwareBytes, and ESET installed on the computer. Is there a way to disable the real time functions of one or more of these to prevent conflicts and improve performance? ...
3
votes
1answer
76 views

Is my router infected? DNS settings affected

I see that when I browse on my mobile devices (phones, tablets) in my network, the browser gets redirected to malware/adware that says my device is damaged and I should repair it, install some ...
0
votes
0answers
12 views

How to remove hidden folder shortcut malware [duplicate]

How to remove the virus/worm which creates a shortcut that runs a payload whose name is randomly generated. It puts the current content under a hidden folder. And displays the boobytrapped shortcut ...
2
votes
1answer
49 views

How can I stop files infected with ransomware from replacing my cloud backup?

I saw this question on Security.SE and it got me thinking about my way of backing-up my data. The way I do it is by storing my most important data (including kind of personal things) on a folder on ...
0
votes
1answer
53 views

Right click on infected file in Windows 10

I've right-clicked on a very-likely infected .jpg file in Windows 10. I did it for running a virus scan with Avira (in the context-menu), and later I deleted it. Only after I realized that when a ...
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votes
2answers
31 views

vbs file through email [closed]

I have this vbs file. Someone send it to me via email. Can anyone tell me what does this file do ? dim M M = "Chinese names" S = "" Dim N n = 0 dim NN NN = "ede" do until n = Len(M) n = n + 1 S = S &...
0
votes
0answers
257 views

where can I find a Locky Ransomware virus samples?

I need a locky ransomware virus sample to test it on VM for my project. Where can I get one working sample ?(Any microsoft word or excel files would work)
36
votes
7answers
47k views
1
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1answer
110 views

How does Bitdefender's Crypto-Ransomware Vaccine work?

I have read responses (66 currently) but still have no idea how this tool works. "Razvan Stoica says: It’s a vaccine, but it can (and probably will) be updated against new strains, hence the need to ...
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votes
3answers
144 views

Received a .vbs on Skype and ran it

I received a .vbs file on Skype and ran it.. Please let me know if it does anything? the code contained
15
votes
4answers
10k views

How to be certain you don't have a virus when anti-virus scanners find nothing malicious? (Windows 7)

I recently spent many hours troubleshooting a laptop that could not connect to the internet. The laptop exhibited no other unnatural behavior, and so my first thoughts were to try connecting to other ...