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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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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38 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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131 views

Files were encrypted by virus, and old (win 7) OS is gone - What Do?

So for the past few weeks I have been planning on switching from windows 7 to Ubuntu (14.04) with windows running in a VM for whenever I need it. 2 days ago my antivirus complained to me that I had a ...
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84 views

Possible for malware to set a BIOS password?

Strange issue. My PC locked up and I reset it by holding down the power button. It had been overclocked and I received a message that my PC had experienced a boot failure due to voltage issues. ...
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50 views

Malware seems to disappear when brought into the shop

Question: Is there a type of malware out there that "goes stealth" when in a different environment from it's usual one (IE, when the computer is brought into the shop), and then reactivates when back ...
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85 views

Something is changing the OSX default shell to tcsh

On one of the mac machines I'm somewhat responsible for (Snow Leopard), something periodically changes the default login shell from bash to tcsh. This seems like it's probably suspicious, but not ...
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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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44 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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103 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 ...
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265 views

Internet Explorer runs whenever I run an exe file

I'm using Windows 7. Whenever I try to run an .exe file, Internet Explorer runs with it. How can I fix this? P.S. .exe files are working fine, but IE runs with them automatically.
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82 views

Unwanted redirects in chrome

When I type a search in chrome on OS X it automatically does another search after I hit enter. This seems like malware. I found a few extensions in chrome that I did not install -- and I removed them. ...
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932 views

suddenly windows 7 asks for username and password

I think my computer has been infected with a kind of virus or malware. Yesterday I locked my windows and went out of house, at return as I tried to use it again it asked for a password! (I'm pretty ...
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93 views

Removal of Smart Web Search from system

Somehow Smart Web Search has been activated in my system. When I searched about it, I figured out that it's a hijacker program. Is there any way to remove this thing? I tried to remove it but was ...
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129 views

Remove Delta Search from IE / Chrome

After downloading a python eclipse add-on, I was attacked with the delta-search virus. I tried removing the Delta Search entries using Control Panel as well as the Yantoo entry as suggested by this ...
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353 views

CPU burning hot causing internet connection to slow down (or cut off)

I have an HP pavilion g6, 64 bit. I dualboot it, installing windows 7 and a linux distro. nowaday I'm running crunchbang linux distro. When I'm working on any linux distro, i don't remember having ...
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692 views

Detect and remove malicious malware chrome extension that opens many tabs with ads

I observed throughout the day yesterday three episodes where my processor gets hijacked for a minute and the memory gets maxed out (12 gigs). The culprit was a seemingly infinite number of tabs being ...
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207 views

Revert to “clean” or “saved” snapshot after executing malware in VirtualBox

I am using my virtualbox to dump the API calls for malware by using a tool. I did saved a "clean/uncontaminated" state before I executed the malware. However I did not find a way to revert back ...
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213 views

Is there a way to log Windows command line operations?

I have tried looking for an answer to this with no avail. I was just wondering if there was any sort of tool or software that recorded all operations that had been done through command line on a ...
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195 views

Detect Java in chrome

A vBulletin site I manage has been infected by some malware, it tries to run a java applet. Is there a way I can get chrome to show me where in the source the applet is coming from so I can remove it? ...
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29 views

The password on my mac (yosemite) is being changed everytime I logout

When I reset my macbook pro, the password gets changed. I have Yosemite 10.10.3 and Apple phone support haven't been able to get to the bottom of it yet. They suggested I re-install the OS but i'd ...
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37 views

Advertising banner in Firefox - where does it come from and how to remove

I get an advertising banner at the top of all webpages I view in Firefox. I would like to know where this comes from and how to remove it. Troubleshooting information from about:support: ...
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19 views

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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78 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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48 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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38 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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64 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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42 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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48 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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35 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 ...
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83 views

Network adapter shows up in Device Manger but not in ipconfig

I am helping somebody troubleshoot a computer (windows 7) over chat. The computer had malware saying that proxy configuration is preventing the browser from connecting to the Internet. My friend put ...
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103 views

smarvtd process flood the rhel6.5 and network

My RHEL 6.5 has been flood with smarvtd process. I dont what is this process and how it has been in my box. through my search in google is seem like a malware, but not much info for this process, the ...
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2k views

How can I use Decryptolocker to decrypt all files in a directory?

I have downloaded Decryptolocker and have the key required to decrypt files. The instructions state to use it as: Decryptolocker.exe --key "<key>" <Lockedfile.doc> How can I use it on a ...
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127 views

Linkbucks Adware on Goo.gl links

I have created a goo.gl shortlink for my app page, so that I can know how many times the link is clicked from my page. I checked the link when I created it, and it worked fine. Now when I checked it ...
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188 views

issue with windows 7; gray screen at startup, explorer needs a restart every time

I recently installed Malwarebytes on my computer. Within 5 or so minutes, it picked up a file that is malware: after removing that with malwarebytes, my pc instantly restarted to a gray screen. I ...
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188 views

Search Protect removed all my tabs and groups from Firefox

I have a crisis here! I had approximately 200 tabs grouped in approximately 30 groups in Firefox 31.0. The grouping showed up when I clicked the icon on the left of the "minimize" button or pressed ...
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99 views

After typing a web address, unwanted content “salesforce.com” appears in it and redirects me

When I type a web address in my web browser, "force.com" or "salesforce.com" comes up in it. Here's an example: https://k12parentportal.force.com/portal_enrollmenthome>. Everything is correct except ...
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583 views

DNS changes automatically to porn site DNS

I am using OS X Mavericks 10.9.4 and Windows 8.1 with Boot Camp. It is not happening everyday but it happens at least in every 3-4 days. When I log in to 192.168.1.1 and check my DNS they are just ...
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29 views

VMware Host-Only without Host?

The question may seem confusing. I am setting up a malware lab, and would like to create a virtual private network basically between 3 VMs (so I can use tools like inetsim). I am using VMware ...
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175 views

Malware on my Linux? Cant see on top/htop but CPU/Mem Usage is high

Over about the last week or two, I have been seeing something odd with my Linux mint PC. Over a day or 2, at some point, my CPU usage hits and saturates at or near 100 at some point (according to my ...
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25 views

Is it possible to view the source of a malicious pdf?

I am using osx mavericks. Avast alerted to a file that was in a hidden spotlight directory that had random-looking characters as a name with a .txt extension. It identified as a javascript trojan. I ...
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655 views

Something keeps opening Outlook

I have an interesting little icon in my taskbar that, when hovered over tells me that "Another program is using Outlook". This is very interesting, as I have not intentionally installed anything that ...
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626 views

Virus that disables keyboard and doesn't allow me to open drives?

I am now typing from a virtual keyboard. Minutes ago I downloaded a program called Downlite, subsequently, my keyboard, both native [notebook] and external. Mouse buttons don't do their jobs, when I ...
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99 views

Security issues with online activation software

Let's say I need to use some activation software, which connects to a server and activate some other software in my PC (i.e., Microsoft Toolkit crack to activate MS Office, or a crack for a game). ...
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215 views

Browser hi-jacked after new install of windows 8

I just did a clean install of Windows 8 and upon booting up and launch IE the browser is defaulting to conduit search engine. In the rebuild process, I deleted two of the three partitions and assume ...
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28 views

Malware transmitted over network

I am doing some tests in my second computer which involve dropping the firewall and antivirus. I'm trying to isolate the 2 systems so malware can't jump between them. Both systems have win8 ...
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3k views

Virus changed some folders and files' extensions to .exe

A virus changed all folders and some of files on my USB flash drive to .exe files. I scanned the flash drive with USB Disk Security and scanned my computer with Microsoft Security Essentials, deleting ...
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158 views

Indiasearcher.in malware removal assistance

Operating system: Windows 7 Architecture: 32 bit Antivirus software and on-demand scanners on this system : ESET smart security Malwarebytes Antimalware Spybot Search and Destroy Date and how issue ...
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541 views

what is en.v9.com and how to remove it?

I was reinstalling Windows (namely installing Windows 8 instead of Windows 7). But then Chrome suddenly closed. When I started it again, it had that annoying en.v9.com home page. I don't know how to ...
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209 views

How to know what kind of malware infected the PC?

I downloaded a software from cnet, and cnet downloader installed malicious software. I removed them using the add or remove program but the malware are still there, some toolbar, and some backup ...
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618 views

Prevent McAfee Security Scan Plus from installing - ever

Whenever Flash updates, some colleague or friend keeps pressing OK, and without noticing, McAfee Security Scan Plus is installed (and it happened to me several times as well). Then, after a while, a ...