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Questions tagged [antivirus]

Antivirus or anti-virus software is used to prevent, detect, and remove malware

-1
votes
1answer
29 views

What is recommended for fighting threats on an Ubuntu system?

I'm fairly new to GNU/Linux and I've recently migrated to Ubuntu because I've heard and read it's one of the best distros to try when you're learning Linux. However, I'm looking for something to ...
-1
votes
0answers
82 views

Suggestion for antivirus and antispam server solution [closed]

Even after some searching, I didn't choose an antivirus and antispam solution for our Ubuntu server. The price is the most important factor (free is preferred). Mail users are very experienced IT ...
64
votes
1answer
11k views

Notification saying “A new Virus is Stealing Data!” on Ubuntu 18

Recently whenever I open Firefox I get a message in notification center. It's not always the same and it keeps changing. here is an example: It's not always this. It gives other messages too and ...
0
votes
1answer
44 views

Can I test a link with an antivirus before accessing it?

My problem is that I have to test a lot of links in order to check if it's safe to access the url and then check if the content is still working and I don't know how to do it with clamav. My question ...
0
votes
1answer
27 views

Error message from GMail concerning inactive antivirus scanners

I just received an error message from gmail informing me that their antivirus scanners are inactive. Hence an email attachment that I just received had not been scanned. What to do? Is it safe for me ...
1
vote
1answer
350 views

Scanning External Drives for Viruses - Ubuntu [duplicate]

So I recently installed Ubuntu onto one of my Computers and would like to uses it to scan external drives USB and what not for viruses that can affect windows PC. Is there a possible antivirus or ...
0
votes
0answers
72 views

decreases the use of antivirus

I have read that when using antivirus in windows it reduces the performance of the equipment, I would like to know if in ubunto or some other distribution of linux the same thing happens, or does not ...
0
votes
1answer
105 views

How do I clean Ubuntu installation of Viruses / Miners?

So it appears our VPS is being hacked, I noticed websites running slow so I checked for processes using htop. There are various cpuminers present, getting processor to nearly 100% usage. I think hack ...
1
vote
1answer
82 views

How to cleanup a virus from a pen drive using ubuntu and recovering hidden files [duplicate]

How do l recover hidden files on a pen drive,infected by a virus, as well as cleaning up the virus using ubuntu operating system
1
vote
1answer
9k views

Does Ubuntu 18.04LTS require antivirus/malware? [duplicate]

(not duplicated because i'm specifying version of Ubuntu, other questions are about ubuntu without version) Does ubuntu 18.04LTS require antivirus/malware? wich is the best option? if yes. i have ...
0
votes
2answers
216 views

How can I install an .exe file (Avast Internet security) in Ubuntu? [duplicate]

I cannot find a way to install Avast Internet Security 6.0.1367.exe from the exe file directly. I would like to know how to install it on my computer, to know the right commands to install it from ...
0
votes
0answers
104 views

Symantec Endpoint Protection compatibility with Ubuntu 14.04.4 LTS

Is Symantec Endpoint Protection compatible with Ubuntu 14.04.4 LTS with kernel version 3.19.0-80-generic ? Server: Symantec Endpoint Protection Manager version - 12.1.5(12.1 RU5) Operating System - ...
0
votes
1answer
222 views

What's causing this ClamAV error?

I'm using ClamAV within a script to scan a selection of directories. The command used is clamscan -ri "$dir". Recently I've encountered the following error message: LibClamAV Warning: SWF: declared ...
1
vote
1answer
2k views

Which Antivirus program is best for Ubuntu? [closed]

I have a option Clamav but it lacks real time protection. I want a real time protection in my system. What about Comodo and Sophos?
0
votes
0answers
82 views

Should I install security or antivirus app in ubuntu 18.04 LTS? [duplicate]

I stopped using Ubuntu long ago due to Unity desktop, but now I want to back to Ubuntu after I read about it and I saw its desktop environment. Very good it is protected from meltdown CPU and Spectre ...
0
votes
1answer
58 views

Antivirus program installation [duplicate]

I'm using Ubuntu Server 16.04.4 LTS. I didn't install any antivirus program there. Is that necessary to install any antivirus program there?
-3
votes
1answer
340 views

I am getting this http://onclickrev.com redirects from chrome and mozilla

I am getting this http://onclickrev.com redirects from Chrome and Mozilla Firefox when ever I view sites that are not secured connects - like http:/******.com and the CPU usage goes above 60%. Is ...
1
vote
1answer
94 views

Getting false positives on Avast

I downloaded some updates for Ubuntu Xenial from the main repository and when I run an antivirus scan with Avast, I get over 30 alerts about different kind of risks, like Win64:Vitro on linux-image-...
0
votes
0answers
579 views

Unable to update ESET, ESET Daemon error: Cannot initialize scanner: Module init

I’d encountered the following error after I tried to update the ESET Nod32 (version 4.0.85) database ESET Daemon Cannot initialize scanner: Module init Note: When I encountered the above error, ...
0
votes
0answers
164 views

How to defend own computer from bitcoin mining soft?

I have noticed that my computer became slower, and I suspect that it's because of bitcoin mining software, because my battery also empties fast. Here is result of: $ top: How can I check and ...
0
votes
1answer
1k views

Ubuntu and antivirus apps? [duplicate]

Because I hate viruses, I just want to get answer for small question about VIRUSES in Ubuntu. Let assume my UBS have some viruses (from windows operating system), so should I used an antivirus to ...
0
votes
2answers
59 views

How to play a song when a virus is detected with clamav?

How to play a song when a virus is detected with clamav from command line ? A song and not a bell . For information I do this to scan with a bell : clamscan -r --bell -i /media Thanks,
0
votes
1answer
112 views

How to make ClamAV check every file I download automatically and display something noticeable if it contains something harmful?

Can I make ClamAV check files I download (using Chromium) automatically and display a popup or something noticeable if it is harmful? Or is there a better program for doing this?
1
vote
1answer
148 views

What is the good practice to recover files from an infected ubuntu machine?

I have been informed by our university IT that my laptop running ubuntu 16.04 has been infected with a virus/trojan, specifically: https://security.web.cern.ch/security/advisories/busywinman/...
2
votes
2answers
17k views

How Can I Install Office 365 and AVG Without Using Virtual Machine on Linux/Ubuntu? [closed]

I'm planning to soon switch to Linux/Ubuntu, but I need to know if there's anyway to install Office 365 and maybe AVG without using VM software. Also is it a good idea to switch from Windows 10 to ...
0
votes
1answer
2k views

What do you suggest to use between Clamav and Sophos? [closed]

I know Ubuntu does not need of antivirus, but if i transfer some files in Windows it should be good idea to scan the files. I saw many positive reviews about Clamav and Sophos. What do you suggest to ...
0
votes
0answers
133 views

Booting Ubuntu from USB security

I personally run Linux Ubuntu 16.4/ 14.4. I have little experience with Microsoft, but I have to use a program for compiling logic software for work that's only supported in Windows. Not wanting to ...
33
votes
3answers
37k views

clamav - ERROR: /var/log/clamav/freshclam.log is locked by another process?

I have installed clamav and I want to to update the files that it uses to identify viruses: $ sudo freshclam ERROR: /var/log/clamav/freshclam.log is locked by another process ERROR: Problem with ...
1
vote
0answers
550 views

Anti-virus on Ubuntu?

Hello do I really need anti-virus/anti-maleware protection on my Ubuntu machine? I only use rkhunter and chkrootkit for rootkit checks but I want to be sure if I need more protection. Thanks!
2
votes
1answer
3k views

Does ClamAV run in the background and monitor all activity, like Windows AVs do?

I recently switched to Ubuntu 16.04 LTS as my daily driver OS. Coming from Windows, the first thing I did was install an AV: clamav, along with clamav-daemon and clamTK However, looking at background ...
0
votes
1answer
68 views

Permanently logged out because CalmTK told of a malware to delete

After doing a full recursive scan of the File System, it potentially recognized 13 threats, one of which was /usr/share/mime/mime.cache file. After putting it in quarantine, and restarting the ...
4
votes
3answers
2k views

Better malware protection from ClamAV

I am bit concerned about the security of my linux machine. ClamAV shows it detects malware but only during manual scan. Maybe it isn't designed to run in background. I don't know. I just want good ...
1
vote
1answer
316 views

COMODO Antivirus Considers a Python File a Threat

I am using COMODO antivirus on my ubuntu partition, and recently ran a scan. It found a HIGH PRIORITY error which seems like nothing more than a file in numpy. Has anyone else seen this before? (...
1
vote
1answer
443 views

How many Antiviral definitions exist in 2017 for the linux antivirus Clamav?

How many virus signatures should the clamav engine have, you know some web page where it can be consulted, you can add more antiviral signatures, I find very few of them?.
18
votes
6answers
5k views

Can an anti-virus protect me from KillDisk, malware for Linux?

A relative of mine has recently sent me an email. He recently came across this alarming head-line from anti-virus vendor ESET: KillDisk now targeting Linux: Demands $250K ransom, but can’t decrypt ...
0
votes
1answer
118 views

What is the safest way to run .exe files on Ubuntu GNOME?

I have already tried wine, but that just gave me a mess!! But I never tried PlayOnLinux yet, but I think it will just cause the same issue! I already tried using a Windows 10 ISO for a VM, but it took ...
1
vote
1answer
802 views

Cannon run command freshclam for clamav

I installed clamav antivirus for Linux. Now I ran the following command in the terminal and got an error. How do I fix it? $ sudo freshclam ERROR: /var/log/clamav/freshclam.log is locked by another ...
4
votes
1answer
658 views

ClamAV no longer in the Software Center?

I have two questions. I found ClamTK in the Software Center. Is this just a GUI for ClamAV or is ClamAV included? Secondly, there are many websites that say ClamAV can be downloaded from the Software ...
1
vote
2answers
918 views

Virus/Trojan detected by CLAMAV

ClamAV reports finding a virus or trojan. I've never seen this before and I'm not sure what to do. Can anyone advise? I'm using Ubuntu 16.04 (not in a virtual machine)
0
votes
2answers
1k views

How to uninstall Eset NOD32 Antivirus 4 from 16.04?

I installed Eset NOD32 Antivirus 4 for Linux on my desktop with Ubuntu 16.04 LTS 64-bit. Now my system has slowed to a crawl and is basically unusable. Eset keeps popping up asking me to Activate it; ...
5
votes
2answers
2k views

ClamAV : freshclam hangs and uses 100% CPU

I try to update the ClamAV database by running freshclam. The daily-*.cdiff is downloaded successfully, but then the process hangs. The CPU is maxed out at 100%, but the update just will not finish. I ...
1
vote
1answer
414 views

Why Clamtk is not scanning anything?

I am new to Ubuntu had installed ClamTK antivirus using command: sudo apt-get install clamav clamtk and i am unable to scan anything. Whenever i try to scan it completes within 1 second and I get ...
0
votes
1answer
65 views

Installing Nod on Ubuntu 16.10

I downloaded Nod from here, I allowed it as program, but when I double-click on it, nothing happend. Can anyone help? Image
0
votes
5answers
134 views

Is there any problem in installing ClamAV (or any antivirus) in Ubuntu with any antivirus installed in Windows? [closed]

I using Ubuntu along with Windows 10 (Dual Booted), and using Quick Heal Antivirus in Windows. I read a lot about ClamAV antivirus, and as it is good to install antivirus. Is there any problem in ...
0
votes
1answer
2k views

Clamav: “WARNING: Can't read main.cvd header from db.local.clamav.net”

When I enter the command: tail /var/log/clamav/freshclam.log It returns: Sat Sep 10 15:34:46 2016 -> WARNING: Can't read main.cvd header from db.local.clamav.net (IP: ) Sat Sep 10 15:34:46 ...
1
vote
0answers
2k views

Installing Kaspersky Endpoint Security for Linux fails

I have Linux Ubuntu 12.04 & tried to install Kaspersky Endpoint Security 8 for Linux. I choose the trial version link, give my email address & receive an email with further download links. ...
3
votes
1answer
328 views

A Virus Scan indicated large number of known viruses - What should I do?

I typed clamscan, to run a Virus Scan, and there was an indication that there are a few millions of known viruses (but none of my files got infected). What should I do in such a case? Should I do ...
2
votes
0answers
149 views

Excessive amounts of errors Ubuntu 16.04 (Solved) [closed]

I have been using Ubuntu 16.04 for about 9 months now. I have noticed an excessive amount of system errors and program errors pop up. Does this mean I have a virus? I use BleachBit to clean my system, ...
0
votes
1answer
920 views

How to install Free ( liscenced with a key) Bitdefender antivirus from terminal in Ubuntu 16.04?

Could anyone please give me instructions how to install free Bitdefender antivirus (with a Personal License key obtained via mail) from terminal in Ubuntu 16.04? (The case of installing "bitdefender ...
-2
votes
1answer
5k views

I cant install bitdefender antivirus

can anyone tell me how to install Bitdefender antivirus from terminal if it's possible ? I am using Ubuntu 16.04