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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154 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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14 views

Cuckoo with pfSense

I am trying to set up Cuckoo with pfSense, and it is either not getting the information from the Cuckoo server, or it is not correctly sending the info back to the result server. I am using a LAN ...
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57 views

How could an unscrupulous company benefit from knowing my hard drive serial number?

I have recently run into some malware on my computer that has gathered up my computer's make and hard drive make and serial number, along with probably many other things. The malware installed itself ...
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103 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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108 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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51 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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86 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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24 views

Malware sandbox (Cuckoo) permission denied for pcap file

I am trying to run an analysis on Cuckoo malware sandbox but keep running into a permission error. This is what I get when I submit a file for analysis: 2015-08-16 02:27:27,477 ...
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47 views

Your-Home-Page.net on Opera?

Long story short, the link (provided below) was somehow set to open (alongside my homepage) every time I open Opera, and I can not figure out how to stop it from happening nor when it began. I have ...
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59 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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48 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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154 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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384 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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85 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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1k 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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98 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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136 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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390 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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781 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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222 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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227 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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15 views

How to prevent sotware installation in Windows10 w/o asking machine password

Recently I upgraded to Windows10 and my brother did some downloading of books which brought some malwares too like mystarsearch engine, AnyProtect etc... Even after un-installing from Contol Panel it ...
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19 views

Media streaming malware and root key changer?

My home PC My laptop and now my friends laptop all get registry root changes I cant undo after being connected with my iPhone 6??! Even after replacing the phone. How can I stop it?? I think I worked ...
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23 views

debugging zeus botnet in visual studio 2010

I am a newbie in the area of botnet detection,IDS.I want to understand the control flow of zeus botnet by running it in Visual studio 2010. I am successfully able to build zeus in visual ...
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33 views

Copy & Paste hijacking in Google Chrome

I'm having a strange issue in Google Chrome. When I attempt to copy a URL from the location bar, pasting it into a new tab results in the output: file://localhost/.apdisk It doesn't happen in any ...
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21 views

System freezes, kind of - Windows 8.1

About once or twice a day I get some freezing going on. My internet runs slower and is choppy, Media Player will continue to run but the controls freeze. Task Manager completely freezes and doesn't ...
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11 views

Odd Appearances in HKEY_CLASSES_ROOT\

I am familiar with HKEY_CLASSES_ROOT\ and aware of how it works. What I am unable to understand is how some items arrived here. Was wondering if someone knew of an anterior method or how in the world ...
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42 views

Run Cuckoo inside Docker

I'm trying to install Cuckoo inside of a Docker container but have run into a problem. I know there's an image on the Docker website: https://registry.hub.docker.com/u/blacktop/cuckoo/; however, I've ...
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29 views

Is my computer part of a botnet? (based on 4 symptoms)

I have four signals that, together, hint to the fact that something is going on on my machine (windows 7 x64, Precision M4600 from 2011): The black windows startup screen lasts for 50 seconds, ...
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29 views

Prefetcher in registries

I`m working on a malware & found the malware modifies these registries: HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Prefetcher\TracesProcessed: 0x00000086 HKLM\SOFTWARE\Microsoft\Windows ...
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39 views

Can't install drivers on Windows Vista

I'm running Windows Vista SP2 and I recently got a problem that is quite urgent. I cannot install drivers on my system. When I run (for example) driver executable, an error pops up saying "Driver ...
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76 views

Windows Defender Service keeps stopping

Windows defender service keeps stopping all the time. After enabling it, it only runs for a couple of seconds but then stops automatically. I don't know what's the reason but I suspect malware ...
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16 views

Better understanding program detected as virus w/ sandbox

My AV solution detected a program as a virus. Can someone point me in the right direction to learn more about the following points? 1) What exactly about the program was determined as the triggering ...
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77 views

Lots of weird connections on my computer on various different ports

i have all these weird connections on my computer and i'm wondering if i should be worried? Could anyone explain where all these connections come from? Proto Recv-Q Send-Q Local Address ...
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192 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. UPDATE I just realized, that when going with the mouse ...
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59 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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135 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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99 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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54 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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58 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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61 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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37 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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90 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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108 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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143 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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207 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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102 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 ...