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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2
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0answers
56 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. ...
6
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5answers
235 views

Preventing malware from sniffing the sudo password

I often hear people citing sudo as one of the main barriers to malware infecting a Linux computer. The most commen argument seems to go along the lines of: Root privileges are required to modify ...
1
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0answers
122 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.
0
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0answers
130 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 ...
0
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0answers
83 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 ...
0
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1answer
177 views

Can Ping and Tracert, but cannot access internet through browsers

The system is Windows 7 x64 SP1 and is completely patched. I've run antivirus scans (ESET 7.x), Malwarebytes, ComboFix, ADWCleaner, CCleaner, HitmanPro, and JRT (JunkRemovalTool). These seemed to ...
0
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3answers
266 views

A hacker installed vnc & remote management programs on my Macbook

A nasty guy I dated last year secretly installed a series of programs onto my MacBook Pro and I need help with allocating and removing them please. I haven't switched it on for 11 months so it's still ...
0
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0answers
481 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 ...
1
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1answer
177 views

What is iLivid? [closed]

I have seen an advert for iLivid, saying that it would enhance download speeds. Is this true, is it a safe piece of software? Experience faster downloading and immediate viewing with an awesome ...
0
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3answers
110 views

Reclaiming an infected pen drive

My pen drive might be infected with virus/malware. I'm running Windows 7. I never stick it into an unsafe computer but this time I had to (because of some urgent work). I haven't inserted it into my ...
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10answers
1k views

Unable to use internet due to suspected DNS malware

I downloaded a midi file on my Windows 8.1 laptop last night. Since then, whenever I open chrome, I get a standard 'Web Page Not Available" error for ALL the sites I try to visit. Firefox and ...
0
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2answers
63 views

What are the Proper Steps for Complete Restore of Computer after Being Infected?

I feel that many the average computer users come across a similar situation to what I am in now. A situation where these users find that their computers are infected with difficult to remove viruses, ...
0
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1answer
591 views

Trying to repair infected rpcss.dll in Vista causes black screen on bootup

I ran the malware scanner Hitman Pro on a Windows Vista computer, and it detected that C:\Windows\system32\rpcss.dll was infected. I uploaded the file to virustotal.com and its analysis said that 28 ...
0
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0answers
62 views

Finding Windows rootkits from a Linux live DVD

I'm looking to set up a procedure for ferreting out possible Windows rootkit infestations from a Linux live DVD. Especially preferable are steps I can automate by shell script. I already know you can ...
0
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2answers
166 views

Windows 7 shuts down automatically on delete key press

Whenever i press delete button for deleting files or folder, windows 7 forcly shuts down the system , i m not sure is this virus or any keyboard shortcut malware. on pess key of special char ,its add ...
0
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1answer
49 views

Is it possible to get someone's code signing certificate revoked?

I recently had to clean up someone's computer because they were tricked into installing a bunch of things without their knowledge. The horrible thing about it was that the installer was signed with a ...
1
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1answer
29 views

Is there a way to restrict my program installation to a certain web-source on Windows?

I have a program HelloWorld, signed by me and distributed from my company site. But someone has downloaded it from my site, wrapped into program SuperDuperHelloWorld and also added some malware into ...
0
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1answer
199 views

I cannot go to google.com and other websites due to invalid certificate; possible DNS issue?

I am using Windows 7 on my PC's and my wife and I both have IPhones. About a 2 weeks ago I was having a problem on the PC's where google.com would sometimes give a 404 not found and then in the ...
0
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1answer
53 views

Questionable NTP Traffic at Firewall?

I checked my firewall logs and noticed odd traffic patterns for NTP or UDP/123 (shown below). I don't understand the round robin'ing that's occurring from my hosts. And I don't understand why its ...
1
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0answers
31 views

Noticeable delay when quitting Microsoft Word on OS X [closed]

Whenever I quit Microsoft Word (mac 2008 version) on OS X (version 10.9.3) there is a quite noticeable delay of up to a few seconds. During this time Word shows only the Apple and Script icons in its ...
-1
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1answer
45 views

Can Malware damage to the files existing on the host? [closed]

I'm somewhat aware of Malware and their actions. And also know how to get rid of them and clean the machine. And about the Malware, we all know that Malware can spread in the form of a Worm or a ...
0
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1answer
45 views

Is the guideline: don't open email attachments or execute downloads or run plug-ins (Flash, Java) from untrusted sites enough to avert infection? [closed]

I'd like to know if the following is enough to avert malware as I feel that the press and other advisory resources aren't always precisely clear on all the methods as to how PCs get infected. To my ...
0
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1answer
94 views

Can Internet data be used by malware when PC off?

I have noticed over the last month that my off peak data has been used at a rate of approx 350MB per hour - this has meant that I have gone over my quota and slowed down by my ISP to 256k. There is no ...
0
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1answer
130 views

Windows 8: Occasional cursor movement, clicks, and interface interaction without a mouse or touch pad attached

My cursor is moving (it'll go in a direction, turn, etc, not totally random) and clicking (left and right) without any mouse or touch pad attached. I've uploaded a video of the weird behavior I've ...
24
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3answers
4k views

Still receiving windows XP updates… Is this expected behavior?

According to the answer on another post, we should not have been receiving any more updates for Windows XP. But I am receiving updates: Is this indicative that my system is bugged or compromised ...
0
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3answers
79 views

Can a virus “attach” to an executable? [closed]

My understanding is that a virus is an executable - and thus it needs to be executed to do anything. When you execute a virus (program), the process will be able to do whatever malicious thing it is ...
10
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2answers
938 views

What can a service do on Windows?

What kind malware/spyware could someone put into a service that doesn't have it's own process on windows? I mean services that use svchost.exe for example, like this: Could a service spy on my ...
0
votes
1answer
93 views

How to validate recovery partition for modifications?

I bought second-hand notebook (sony vaio ultrabook duo) with Win8 . I'd like to have clean system unaffected by malware. Which gives me two possibilities. a) Reinstall from new source - This way I ...
0
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2answers
133 views

Suspicious website behavior - but no virus found

I have a Windows 7 (64) PC with Microsoft security essentials running and up to date. I have recently found that when I load certain websites which never previously contained adverts, now they do. ...
0
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1answer
9k views

Identifying program attempting to install certificate on windows

I'm trying to help a friend using Windows (which I'm not an expert on by any means) who's experiencing malware-like behavior: a dialog box is repeatedly popping up reading: You are about to ...
2
votes
1answer
62 views

Virus on vdi files dangerous for host machine? [duplicate]

I want to use the preinstalled vdi files from virtualboxes.org because it saves me time having it already built for me (what's not to like?). I don't know if they have viruses on them (they very well ...
0
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0answers
7 views

How to permanently delete browser hijacker 'Qone8'? [duplicate]

When I was downloading some file, Qone8 search tool has also downloaded and got installed. Though I set my chrome settings to default, after reopening of the browser Qone8 will reappear. I tried to ...
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2answers
1k views

Dexpot carries malware?

Dexpot appears to have a lion market share as far as virtual desktop managers go. It also seems to have a rep for adware/bloatware or worse; at least the dexpot.de site does: ...
0
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1answer
96 views

Virus on my Webserver: How to get rid of it?

I did a website for my clients and recently stumbled upon a lot of issues with it - i guess it got hacked. (It's based on the latest wordpress version, and for a while the index.php file always got ...
0
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0answers
26 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 ...
0
votes
1answer
151 views

lsass.exe constantly using about 25% of CPU

Recently noticed that my computer was running a bit slow and saw that a program which I have never seen before, lsass.exe is using about 25% of my cpu nearly all of the time. If I close it I receive ...
0
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1answer
112 views

COMODO HIPS firewall spamming me

I recently setup my windows system with a Comodo Firewall. The only issue is, whenever I install/run a program that needs to either connect to a specific port or modify a reg key, Comodo goes nuts and ...
1
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3answers
57 views

command executed when a folder is opened

once a wise man told to me that every folder contains a file autorun.inf (not sure about the name but properties are same as autorun.inf) and he changes the codes of the file to execute a batch ...
0
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1answer
100 views

Download webpage source HTML without visiting page

So, I've got a situation with a malicious page. First off, Chrome will not let me visit the page at all. With firefox, it blocks me, but will allow me to ignore the message. I don't want to visit the ...
0
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3answers
348 views

Identify Known Malware By Hash (MD5) Across Network

I need to design a solution that will allow me to submit a series of MD5 hashes and then be alerted if these hashes are found on any machine (Windows) on the network. I'm open to existing solutions ...
2
votes
1answer
1k views

google.com/search redirects to google.com/webhp but only sometimes

According to the internet when google.com/search redirects to google.com/webhp, it means Search Conduit has hijacked the browser. In my case, this is what happens: ...
0
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0answers
7 views

Host intrusion prevention system that can be installed during safemode?

I have reason to believe, from prior experience, that I can use Comodo's Defense+ - that companies host intrusion prevention system - to defeat some malware on my bosses computer. Alas, it must be ...
0
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1answer
93 views

Suspected Malware: Computer turning off all forms of virus protection automatically

I'm running windows 8.1 and very recently I got error messages saying that I had no virus protection on. I had windows firewall, avg free and spybot search and destroy running. All were turned off and ...
1
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0answers
74 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. ...
0
votes
1answer
331 views

Weird popup ads on sites that don't even load the ad

I have noticed weird popup ads appearing on pages which don't load those ads like daringfireball. The ad in question appears on the right side of the page over the web page intended to open. The ...
25
votes
9answers
3k views

Why is it bad for me if my computer is infected, if I don't notice? [closed]

The situation I face is a family member whose position is the following: I don't want to update something that works, updates may break something. Look at our old computer that runs Windows 98, ...
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0answers
737 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 ...
2
votes
2answers
3k views

Can ping the ip-Address but not the site and neither browse to it

Due to some malware or virus, I was unable to connect to any site while the connection showed "Internet Access". On experimenting, I found that I was able to ping the I.P. address of google. But when ...
0
votes
0answers
140 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 ...
1
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2answers
77 views

How to find in shared folder of remote computer which file was created or copied by which specific computer

Scenario is my friend works in company where they use more than 1200 computers. They have 2 domains. Employees are given same user accounts as per their designation. i.e. Operator, Marker, ...