Software for protecting against, detecting, and removing viruses, malware, and other potential threats to a computer system.

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Windows defender virus & spyware definition not updating - Windows 8.1

An error with error code 0x8024402c is thrown each time while trying to update Windows Defender's virus & spyware definition. Checked the following for diagnosis, don't see any issues; No ...
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2answers
79 views

WinRAR virus scan setup

I noticed WinRAR has the feature to scan archives for virus, however it appears to need setup. This is the window it presents with, how do you configure it for AVs like Windows defender? Also, is ...
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3answers
85 views

Is Linux virus-free? [closed]

Everyone says the Linux open source platform is not affected by virus to as compare to Windows operating system. Linux like any OS is just another program which has design flaws and security ...
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1answer
29 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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3answers
31 views

Can I split file and do online virus scan

I have an exe installable which I want to do virus scan online before installing it (I do have a running AV but I am more cautious). Most online servers are limited to certain size (like 128MB for ...
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7answers
8k views

Rock-solid hardening of a Windows 7 system?

I am historically a Linux guy, and only use Windows when I absolutely have to via VM. However, I recently purchased a new rig so that I can keep a dedicated Windows 7 machine up for hard work ...
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0answers
16 views

Executable file cannot be downloaded or copied to computer

Today, I tried to install a patch for a game on my Windows 8.1 computer. However, when I try to download, the connection is immediately interrupted. When I try to download the file on another ...
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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 ...
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1answer
55 views

How to disable Kaspersky repetitive null requests showing on Chrome's Network Developer Tool?

Kaspersky creates repetitive requests appearing annoyingly on the Developer Tools > Network on any webpage I try to analyze. I'm looking for disabling Kasersky requests to appear at all. That is to ...
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10 views

LogMeIn Central not tracking Anti-Virus

We've been using LogMeIn to manage our PCs within our office (250+). After a LogMeIn update, LogMeIn central has completely stopped tracking the version of Sophos we run in our office. As a result ...
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1answer
15 views

VPN malfunction related to Antivirus

I'm running Win 7. I use TorGuard VPN. I'm connected through a wired LAN. My connection is High Speed cable and works fine. My VPN connection is normally good - maybe a second or two slower than ...
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1answer
53 views

How to check for false positive from anti-virus

Ran Kaspersky Rescue 10 overnight and the system came out clean, except for an obscure shortcut (one amongst hundreds). Kaspersky reports the trojan as: trojan-downloader.win32.pif.xx and according ...
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2answers
38 views

Does OS X have 1st party API hooks for antivirus/security software?

Curious about this since I recall reading once that 3rd party Android AV apps are useless because of the OS' lack of API hooks for them (which Windows has). Is this true of OS X also, or not?
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1answer
106 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 ...
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0answers
27 views

Computer infected with Skeeyah.A!bit [duplicate]

Today I did a virus lookup for my relative via Windows Defender, and it found an Skeeyah.A!bit trojan. Windows Defender has deleted it, and even after reboot he didn't find traces of that trojan. ...
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1answer
4k views

How to report a malicious site to Google, Microsoft, Mozilla, etc. so that they will warn users [closed]

I completed a project a year ago. Now a few modification were needed. While trying to test the site, there was an index.html file with a malicious script which had an iframe to another site's jar ...
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1answer
21 views

MacAfee AV Removal Trouble

Has anybody had a difficult time removing MacAfee AV software? I tried removing it from the control panel and it says I am not allowed to remove this program at this time?
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1answer
67 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? ...
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0answers
15 views

java.exe heavy reading of symantec virus definition

I've noticed that a java application (IBM Webpsphere) is running slower than it used to be and doing a lot of IO. When I opened process monitor I saw a weird behavior: it was reading Symantec virus ...
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1answer
61 views

How does avast! add a signature into my webmail?

I have the free version of avast! installed on my computer. When I just sent an email on https://mail.google.com with Firefox a signature was added, saying that the sent mail is Virus-free. ...
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0answers
20 views

Add link to Kaspersky whitelist in order to unblock it?

This window appears every 10 seconds saying "Malicious link blocked". I believe that the link is secure. How could I add this link to Kaspersky whitelist in order to unblock it? Note: I'm using ...
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0answers
19 views

McAfee Virusscan 8.8 - Access Protection component installation check

I'm working in an enterprise where we have to actively roll back McAfee Endpoint Security 10.1 to Virusscan 8.8 and related components. This question is about the Access Protection component that goes ...
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1answer
13k views

Is running windows defender with malwarebytes safe?

In previous versions of windows, windows defender could safely be run with any other AV. However, with Windows 8, Windows Defender is essentially MSSE, which is an actual AV. Can they be run together ...
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0answers
123 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)
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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 ...
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2answers
49 views

How to overcome antivirus false positive error

We develop software which will upload the files to a website. We are facing the false positive error from different antivirus vendors. We have update file, downloader exe(which download the files from ...
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1answer
43 views

Effect of “windows defender is taking action to clean detected malware”

Sometimes I get this message, but when I look at the history of windows defender, I see nothing. I am scared that windows is mistaking something important for a malware and deleting it without me ...
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1answer
39 views

ZIP File Viruses

If I open a ZIP File, and attempt to open an example of "Virus.exe", my antivirus tells me that this file is unsecure or whatever, and I press on Don't run, is there still the possibility of my ...
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0answers
45 views

Why is my Antivurus finding a virus on StackOverflow?

This came as a total surprise to me. I am using Avast Antivirus 11.1.2253 with virus definitions version 160330-3 on a Windows 8.1 and a Firefox browser. The issue: While reviewing some SO ...
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0answers
33 views

Avira reports a hidden driver or memory modification, how can I find location

My problem is the following: On Windows 7 I did a scan using Avira and it says: Hidden driver [NOTE] A memory modification has been detected, which could potentially be used to hide file ...
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144 views

Why does Kaspersky Internet Security 2016 not update on Windows 10?

I have recently installed on my Windows 10 Pro computer the Kaspersky Internet Security 2016 (version 16.0.0.614(e)). Kaspersky issued the following message right after the installaion, then began ...
2
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1answer
119 views

Avira free using 1.45GB of memory on Win7, what can i do?

I have Windows 7. Resource Monitor says that explorer.exe is using 1.4GB and Avira is using 1.45GB. That's too much ram, I have 4GB total. Including Chrome and other processes I have less than 1GB ...
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2answers
2k views

What's the difference between “anti-virus”, “anti-malware” and “anti-spyware” tools?

Many products (such as Norton or McAfee) advertise as "anti-virus" tools or suites, while others advertise as "anti-malware" (like Malwarebytes), and even more as "anti-spyware" (Spybot S&D). Are ...
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2answers
74 views

How do I stop this active malware alerted by Avast?

I am not knowledgeable on how to find adware/malware beyond scanning for it with whatever protection software I have. I avoid suspicious websites and often get popups from Avast if a page is infected ...
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0answers
25 views

Symantec cloud antivirus now blocks Git, SSH, Cygwin

I run Symantec Cloud Antivirus on Windows. Recently, after an upgrade, it started blocking SSH, Git, Cygwin. In particular, it deletes git, says it fails a SONAR Heuristic, and doesn't seem to give ...
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2answers
93 views

Why does antivirus on my host machine act up when VirtualBox is infected with a virus?

I'm testing vulnerability and severity of certain viruses on my Oracle VirtualBox (Windows XP) and virtual machines internet connection is set to NAT. The issue is that my actual HOST PCs (Win10) ...
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1answer
35 views

Microsoft Forefront Endpoint Protection client trial install

I need to test some software on a PC that has Microsoft Forefront Endpoint Protection installed, but I don't have a set of IT professionals and servers at my immediate disposal. Microsoft does offer a ...
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1answer
56 views

Norton Antivirus notification, but no Norton installed

I've never had Norton Antivirus installed, but recently I there was a very brief yellow notification in the lower right corner that showed 'Norton Antivirus...' and then disappeared before I read ...
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0answers
116 views

Microsoft System Center endpoint protection doesn't run when logged out

I have a stand-alone version of Microsoft System Center Endpoint Protection installed on the Windows 7 machines in my shop. On at least one machine, SCEP does not do its scan when the machine is not ...
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133 views

Does Avira Antivirus require responding to a UAC prompt for EACH manual scan?

Testing Avira Antivirus on a Windows 7 SP1 system. See this Software Recommendations SE post for the reasons why. When performing manual scans with Avira from the Windows Explorer context menu, a ...
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1answer
910 views

Microsoft Forefront won't turn on

I am at home with a work machine and cannot get Microsoft Forefront Endpoint Protection 2010 to turn on. If I go to my Start Menu >> All Programs >> Microsoft Forefront Endpoint Protection I get its ...
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3answers
789 views

Are all of these antivirus programs really needed?

My English classroom has a lot of computers, all of which are very slow due to not being maintained and old, outdated software... or even software that is redundant. One of the computers has three ...
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2answers
993 views

Why does Security Essentials notify me about custom DLL file?

I created a dll file with gcc(mingw). When I start my application Microsoft Security Essentials notifies me: Security Essentials detected items on your PC that it doesn't recognize Why does ...
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1answer
92 views

Bitdefender blocks gmod update file

I haven't used Steam for a week or so, but a "gift" is presented to me on my return: An error occurred while updating Garry's Mod (disk write error) After reading Steam Support's article on this ...
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1answer
100 views

How to add folder exceptions to exclude paths from Bitdefender Antivirus Free Edition?

http://www.ghacks.net/2012/12/29/bitdefender-antivirus-free-edition-review/ I cannot find any specific way to bring up a place where I can put paths/ folders that I wish to exclude from BitDefender. ...
330
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18answers
259k 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 ...
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6answers
8k views

How to disable Kaspersky Antivirus javascript injection?

Since the installation of Kaspersky AntiVirus 2016 every website I visit contains this line in <head>: <script type="text/javascript" ...
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2answers
384 views

Every single application in Windows 7 (even these not using internet at all, like notepad.exe) trying to access internet

After some recent AV/FW software update (Comodo) and restarting my computer, I was alarmed with big amount of warnings that application "x" (where "x" is pretty much all of what I try to run) try to ...
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1answer
156 views

When using Kaspersky Anti-Virus Personal Root Certificate, can you view the website's certificate?

Use of Kaspersky Anti-Virus Personal Root Certificate with Firefox is discussed in this post, Which CA issued certificate for https://www.google.com. My question is (other than for google.com) is it ...
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0answers
18 views

Do you need a server for Endpoint Antivirus Protection?

So i'm looking into a a few antivirus software packages for a small business with no more than 5 computers. Stumbled across endpoint protection, but was wondering if you needed a server to deploy ...