Malware (short for Malicious Software) is a type of software designed to access a computer system without the owner's informed consent.

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An active extension that isn't in the extensions list?

I have an adware extension that announced itself as a "new extension" in my top-right drop-down menu. I clicked on that, thinking it would bring me to the extensions page, but rather than do that it ...
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29 views

Online scanning of a large file for malware/viruses [on hold]

VirusTotal has a limit of 128MB per file scanned. I need to scan an executable file that is a little over 200MB. Installed virus scanner claims it contains malware, but I question if it is a false ...
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1answer
24 views

DNS Looking for “www.searchpage.com” failed. The requested name is invalid, but no data of the requested type was found [on hold]

DNS Looking for "www.searchpage.com" failed. The requested name is invalid, but no data of the requested type was found. Is always showing whenever i open a site in google chrome. Can someone tell me ...
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19 views

How to remove luckysearches.com? [duplicate]

I accidentally opened an unknown sofware installer out of sandbox and kaboom! It installed lots of useless adware most of which was easy to remove, but even after following the uninstall instructions ...
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2answers
21 views

How could an old worm infect my computer on VMWare?

My current computer is on Windows 8.1, and using Norton. I've started to gain interest in old viruses, and therefor I've created an virtual machine using a software called VMWare (Workstation 11) ...
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1answer
51 views

Windows 8.1 - once a day this add appears in bottom right

Once a day, this add appears in my bottom right corner and I've tried all different things to remove it. At first I uninstalled those programs from control panel, then run different antimalware ...
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29 views

Extraneus message about security risk when I open a new Chrome tab

Today I start getting in Chrome a message saying: "I SEE YOU ARE A XXXXX CUSTOMER are you concerned that your Linux computer may have a potential security risk.... Please call toll free for ...
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1answer
37 views

Can Windows Viruses/malwares infect mac osx if installed through Wine?

I am relatively new to OSX in general, I started using it two weeks only, the app Wineskin (a.k.a Wine in Linux environment) is used to run a Windows application inside osx by creating the correct ...
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2answers
4k views

Eliminating “RightOfferApp” malware

I caught this insidious malware. It pops ads in searches and in new tabs in Google chrome. I have erased the folders that it created in Program Files (crap like "JustinBieber") but the ads keep ...
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62 views

Browsing an unknown website did freeze Firefox/Ubuntu

After checking my access.log of my Apache2 server (up2date) I got the following output: 179.217.17.165 - - [11/Apr/2015:01:31:46 +0200] "GET /phph/php/ph.php HTTP/1.1" 404 441 "-" "-" 179.217.17.165 ...
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1answer
56 views

Some malware in PdfCreator forces now my Chrome to Bing [duplicate]

How do I get rid of it? I already put Google back as default search engine in settings, completely deleted Bing from that list, and even removed Chrome and reinstalled it - it still refers to Bing. I ...
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43 views

Wierd double-click or folder navigation sound in Windows 7 while system is idle

Hi I am having a similar problem as found in this question and definitely not this one The time interval/pattern of navigation sounds I hear from the speaker is two continuous folder traversing ...
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16 views

Can not remove Ad Virus from my System [duplicate]

I am facing an issue in my system. I see some extensions in chrome. SullePIUss UniDeaLs u UnniDdeals I removed that from Chrome extension. But when I restart the Chrome automatically added into my ...
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33 views

Did malware take over my BIOS, preventing the utility from reading all of the blocks?

At one point I updated my BIOS to add UEFI version for Windows 8. I recently went back to Windows 7 after testing Windows 10 for a bit. However I have now found that my BIOS cannot be flashed, neither ...
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1answer
42 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 ...
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1answer
40 views

Safely getting a file from a Mac computer with malware

A family member has a MacBook Pro with a file I need on it, but it’s pretty clear the Mac has some sort of malware on it. Regular Internet browsing—mostly via Google Chrome—opens up ad tabs on ...
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1answer
37 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 ...
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1answer
39 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") ...
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1answer
92 views

Can't Get Rid of Mac/Linux Malware or Hardware Bug

My MacBook now has a permanent back door for some hacker that I can't seem to get rid of. I even tried booting from a Linux USB stick, wiping everything including the EFI partition, but every time I ...
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2answers
940 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 ...
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38 views

Shadow copy recovered files contain lots of NULL blocks

A computer I am working on had most of the files on it encrypted by the TeslaCrypt ransomware program. I found that it did not delete the shadow copies and there may be a number of backups available. ...
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4k views

Found new malware not detected by antivirus. How to evaluate the threat?

On a Windows 7 workstation running an up to date antivirus suite (Kaspersky) I found several suspicious processes. To look at the process activity I used the excellent ProcessMonitor from ...
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1answer
106 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 ...
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1answer
38 views

unable to reboot after rescue mode by bitdefender

I am using windows 8 and bit defender total security. I recently went into rescue mode using bitdefender then I selected to reboot my computer. There is a black screen with text "reboot: Machine ...
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1answer
67 views

How do Malware like Coupon drop down land up in the Windows System without a trace in the Control Panel

I have the Windows Bit Defender updated and run Complete System scans biweekly. All the drivers and the operating System are up to date. In spite of this the Coupon drop down malware landed on my ...
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1answer
37 views

Were my DNS servers changed?

I recently stupidly clicked on a suspicious link and since then, Chrome stalls for a few seconds before reaching a web page. I suspect my DNS servers may have been changed (among other possible ...
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1answer
60 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 ...
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1answer
88 views

What is the executable /usr/bin/host on linux good for? Can I kill it?

So I had a compromised /usr/bin/host process running and trying to open HTTP requests out of my machine. I killed it. But now I am wondering. Do I need /usr/bin/host for anything? How do I re-install ...
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2answers
150 views

What is mac process “Wi-Fi”

I am running Mac OS X Yosemite. Today I ran across a process named "Wi-Fi" in Activity Monitor. The name catches my attention so I google around, but found little info about what the process ...
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1answer
38 views

Why does this program give a Windows 8 SmartScreen warning?

Why does this program http://creativeadept.com/download-spintax-editor/ give me a SmartScreen warning in Windows 8 when a Malwarebytes scan and Windows Defender scan found nothing? What is wrong ...
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1answer
54 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 ...
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46 views

Is this malware?

I have a machine running Linux Mint (qiana). I noticed it was often slow and when I looked at top I found PID USER PR NI VIRT RES SHR S %CPU %MEM TIME+ COMMAND ...
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1answer
55 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 ...
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2answers
445 views

How to remove Buzzdock ads from Google search results?

Everytime I search for something on Google, I get this block of Buzzdock ads, as you can see on the screenshot. I am trying to get rid of this. I've already unistalled a program called "Buzzdock 2" ...
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37 views

Computer malware injects scripts causing full of javascript errors

I have a local browser application (written in php, running on usbwebserver) which runs fine on all of my users' computers except for one. When i checked the app, it seems that there have been ...
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1answer
229 views

csrss.exe anomalies, is this a rootkit?

I'm seeing a strange anomaly in some systems I support. GMER flags the cdd.dll thread in csrss.exe, and when I run Process Explorer with Elevated Admin rights, I am: unable to view any loaded DLLs ...
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1answer
248 views

How do I permanently get rid of “bigdeal” malware? [duplicate]

I'm very conservative in how I use my computer (no illegal software, no strange downloads) yet still managed to get infected by a very annoying piece of malware. I presents itself mostly in Internet ...
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43 views

Single machine on my network can't load a specific website

One windows 7 machine on my local home network is having trouble loading www.reddit.com I'm on a hardline into a linksys e1200 router. Other devices (laptop, phone, etc) have had no issues (wireless ...
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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 ...
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2answers
145 views

Reinstall Windows 7 after using DBAN?

I'm preparing to sell a computer. It came with Windows 7 (no install disks). I want to wipe all my data in the most secure way possible, (not just remove links, but overwrite the drive). My goal is ...
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1answer
35 views

random filenames on external hdd drive

i am in big troubble. My friend gaves me his external usb hdd drive and told me, his files are deleted and renamed. I just want to restore the data with the program "recuva" but it dosn't work. I ...
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2answers
408 views

How to remove BUYUNLOCKCODE Ransomware

A ransomware appears to have been circulating for the past few weeks. the data files will be encrypted and a BUYUNLOCKCODE.txt ransom note will be created in all directories where a file was ...
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1answer
40 views

How can I restrict access to a backup drive to only one program in Windows 7?

I got an old computer from some friends, so I decided to wipe it and set it up as a home NAS running Windows 7. My plan is to have two external drives: one as a network-accessible, read/write device ...
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42 views

how can i found the source of a malware that is trying to force-open a website

For the last 3 days i've been seeing this warning from Avast every 2-3 hours : I have no idea how to track this and make it stop, i scanned my computer and avast didn't find anything suspicious, the ...
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2answers
30 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. ...
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2answers
79 views

Possible malware modification of Windows registry entry

I found a strange entry in Windows registry on two of my PCs, and posted it as a question on Stack Overflow, here: ...
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131 views

Suspicious NetBios Name Service traffic

A friend of mine recently complained about the very bad performance of the Internet connection over her family's LAN. Apparently the Internet connection worked normal most of the time but certain ...
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1answer
387 views

Malicious pop-up in Chrome: “WARNING! Please Install Update To Continue.”

Does anyone know how to get rid of this pop-up: The page at new1getallfilesnow.maynemyltf.netdna-cdn.com says: WARNING! Please Install Update To Continue. OK
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1answer
110 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 ...
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1answer
44 views

who is the administrators? extra admin user thats hidden

Some of my files on win7 64bit I have found have a user called administrators not administrator. This is a second hand laptop so Id like to know how to correct this if its a back door or something ...