Questions relating to malicious software

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1answer
13 views

How do I create a Quarantine directory from which programs cannot execute?

I have recently installed clamav, and I think I'd like to use the "move infected files option" to move any infected files it finds to my quarantine directory (/virusScan/quarantine, and yes, I own it) ...
0
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0answers
35 views

Could I have gotten a virus from this?

So I was browsing a thread in 4chan that had dirty pictures. Yeah haha pervy whatever. There was a link to a page that the user said I could use to download a dirty video. I didn't think it was ...
0
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1answer
27 views

virus threat detected in /usr/lib/shim

I recently ran a virus scan with clamtk and was pleased that not much came up except for one system folder: /usr/lib/shim with the following files being flagged: fallback.efi.signed ...
0
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1answer
33 views

Strange message in terminal - virus?

Should I be worried about this appearing in my terminal repeatedly: 2341:2341:0504/210750:ERROR:data_type_manager_impl.cc(34)] Passwords cryptographer error was encountered: ** Message: Remote error ...
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0answers
19 views

Apparently my computer tries to connect to rzone.de at work?

I just got a call from IT where I work, who told me that my computer apparently tries to connect to rzone.de while at work, and I need to stop that. I have no idea what rzone.de is or does, and I ...
1
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1answer
225 views

How to remove coolrom.com malware from ubuntu? [duplicate]

I've been dumb and downloaded the malware from coolrom that inputs some sort of """search engine""" in firefox. I'm trying everything to clean that but without success. Someone knows how should I do ...
0
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1answer
36 views

What is gstatic and why did it show up in my spreadsheet?

I'm running 14.04 LTS. I have a LibreOfficeCalc spreadsheet that I save to Dropbox. Today when I opened the sheet, near the last row containing data is a vertically oriented web address, in red ...
2
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1answer
287 views

ClamAV found 34 threats

Less than 2 weeks since I installed Ubuntu and today when I ran the ClamAV it found 34 threats. They are all sorts of different threats: Packer.PrivateExeProte Tool.Packed Trojen.EmbededJS ...
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2answers
89 views

How to remove a browser virus in google chrome Ubuntu 14.04

Whenever I am opening Chrome I am redirected to demo.opera-mini.net/public/ page. I google it and found most solutions related to registry config edit to remove it from Windows environment as they are ...
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0answers
23 views

GNUNet Service Transport Always using Upload Network Traffic

The Case: Few moments ago I unintentionally saw an upload indicator in System Monitor, and it always indicating an active upload traffic about 40-60KiB/s but sometimes could exceed 70-80KiB/s (yes i ...
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0answers
61 views

Can an Ubuntu system get infected by a Macro Virus for MS Office / LibreOffice / OpenOffice?

We are running Ubuntu on several office machines, which are used to handle administrative tasks on a daily basis, e.g. to receive applications via e-mail. We now had the situation that we received ...
1
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0answers
36 views

ClamTK not working

I think I have this same issue. Lately, I noticed I get malware, that redirects me to fake websites while I browse. I installed clamtk and clamav, and it worked. But I recently updated eveything: the ...
0
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1answer
61 views

Is it necessary to use Antivirus software? [duplicate]

If I don't use any Anti-Virus is there any problem ? To keep my data safe what should I do ?
1
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1answer
65 views

How does ubuntu ensure software security bfrom external developers [duplicate]

I was reading on the hack against the Transmission Bittorrent Client. http://arstechnica.com/security/2016/03/first-mac-targeting-ransomware-hits-transmission-users-researchers-say/ It got me ...
1
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1answer
51 views

ClamAV only scans one directory. What should I do?

I was scanning my PC with ClamAV earlier today, only to find out that it only scanned one directory. Here is what it said: joshua@joshua-LIFEBOOK-S6x20:~ > sudo clamscan / /initrd.img: Symbolic ...
1
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0answers
34 views

Ubuntu server unexpected command history

Logged into my Ubuntu server (15.10) and when I check the command history, I see a few of these: echo Execute SU command begin: && export LANG=en_EN.UTF-8 && su root -c "echo Start ...
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0answers
45 views

Viruses are found whenever i boot into ubuntu

So I ran clamtk and clamav and it resulted in a few viruses being found. I am able to delete these viruses but the next time I boot into ubuntu, it appears that almost always one or two viruses ...
0
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1answer
77 views

How to remove “tradeexchange.com” link opening everytime in Chrome[ubuntu 15.10]

I am on Ubunbtu 15.10. In either Firefox or Chrome, everytime i click a link, a rouge link called "tradeexchange.com" opens. I tried everything - but i am unable to remove this. I cleared all the ...
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1answer
64 views

NON-DUPLICATE: ttf-mscorefonts-installer NO terminal, no hidden window, just hang [closed]

The large thread >>asked Dec 4 '10 by Magic<< on this ms vs linux snafu instructs how to use the curses window to find the accept, yes button. In this case, the apt-get command process just ...
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0answers
25 views

Strange FB Icon App installed automatically via Firefox

I don't know exactly how it happened, but I was browsing Facebook and then I happened to click on a link. It not only opened in a new tab in the browser but a FB icon also appeared on my launcher. ...
0
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1answer
35 views

Can an infected USB infect my PC through sudo and/or home?

Can an infected USB infect my PC through sudo and/or home if it is under sudo (like cleaning it with sudo sgdisk --zap-all dev/sdb, sudo dd if=/dev/zero of=/dev/sdb, or even looking/changing ...
0
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1answer
68 views

How easy is it to get Linux.Ekoms.1?

I read about this malware, one of the biggest specimens of malware on the Linux news right now. How easy is it to get? Paranoia has gotten the better of me. According to the sites I visited, it is ...
0
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1answer
120 views

How to install rkhunter in ubuntu?

Ok I know the question sounds strange but I need help installing rkhunter the accurate way and do I need to follow all the steps in this article https://help.ubuntu.com/community/RKhunter?
0
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1answer
203 views

Ubuntu-touch Webbrowser Virus warning

While using the Webbrowser I got suddenly a hint that a virus is on my Ubuntu Touch Device. My Phone made a beep-beep sound and showed this page: Screenshot Is this true or is it a fake?
3
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7answers
179 views

How can I open a Microsoft Word document securely?

I got an email in my spamfilter with an attached Microsoft Word document. How can I view that file securely on Ubuntu. The 'from' email header shows that it is from a copy machine, but it could very ...
0
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0answers
36 views

Trying to install Ubuntu on broken PC

I am trying to install Ubuntu on my broken e-machines laptop. The laptop was running Windows 7 before breakdown. I have made myself a bootable USB and am currently running Ubuntu on this PC. The ...
0
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2answers
99 views

Can I clean up my Windows from Ubuntu?

I have Ubuntu 14.04 and Windows 8 installed on my system. I was doing a clean up on my friend's USB pen drive, which he said had lots of viruses on it. I have Wine installed on my system, and I ...
0
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1answer
74 views

How do I find out if my server is a spambot?

I am running Ubuntu 14.04 and have an email server and web site hosted. Lately i have been getting tens of thousands of "return to sender and "delayed" email error messages for Viagra spam and such ...
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0answers
42 views

Is there any conflicts between running rkhunter and chkrootkit on one system?

Can I run rkhunter and chkrootkit at the same time on my Ubuntu Linux laptop without having to worry about conflicts?
4
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2answers
2k views

How (in)vulnerable would Ubuntu be to encryption ransomware?

Edit: This is different from the suggested duplicate. The suggested duplicate is about viruses and antivirus in general. This question is specifically about encryption ransomware, how it can run, and ...
0
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0answers
46 views

How to test rkhunter to make sure its functioning well?

I have a Ubuntu 15.10 Linux laptop PC with rkhunter installed now all I need to do is to confirm it working well like if there is an antivirus on your pc you will go to the eicar site and download the ...
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0answers
32 views

NTP question on ntpdc -c peers

I just started learning networking. I recently installed ntp on Ubuntu 14.04 running in Virtualbox on OS X. I was just trying to understand how it works. so when I executed ntpdc -c peers command in ...
0
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1answer
61 views

What to do about a false positive in clamtk

I am getting a message from clamtk antivirus after running a scan on the download folder the result said 10 viruses found how can 10 viruses be found if nothing in the download folder but some files ...
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2answers
98 views

how to remove malware from ubuntu server

I have a ubuntu server which have some WordPress sites, yesterday I found one site crashed due to malware. Can any one suggest me how can I remove malware from ubuntu server? Thanks in advance
0
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0answers
32 views

Suspicous activity cause huge syslog file(over 200G)

I installed a ubuntu 15.10 a few days ago. Two things are running on the ubuntu machine. The first one is "Desktop Sharing", and I use VNC on mac to control the ubuntu machine through IP address. ...
1
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1answer
126 views

How do I find a virus/malware embedded in an mp3?

I'm a basic user running Ubuntu 14.04.3 32 bit. I know I have a virus embedded in 1 mp3 I copied from my friend 2 years ago. It's no problem for this system, but it has killed 2 mp3 players & a ...
2
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2answers
136 views

My Ubuntu machine is uploading huge amounts of data to the internet [closed]

I have been using Linux for about 5 years now but i am not very skilled with the commands to monitor and figure out internal issues. I recently was having trouble with the internet. My roommates ...
3
votes
1answer
661 views

ClamTK Anti Virus will not run on Ubuntu 15.10

I have a laptop running Ubuntu 15.10. To protect myself, I have tried downloading and installing ClamTK. It does this without giving any error messages but it doesn't open. I tried on a second ...
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0answers
119 views

ClamAV error message 'Error decompressing SWF file'

Facebook has told me that I have malware on my laptop, so I run ClamAV in my hone directory and it found one infected file. When I try to remove it I get error messages like so: LibClamAV info: ...
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2answers
467 views

I visited a hacked website! Should I be worried? What should I do now?

I am concerned about the security when I run Ubuntu without an anti-virus and visit a hacked website. I feel that this question then should be asked here and not anywhere else. I can't seem to ...
19
votes
7answers
7k views

Redirecting to “http://domain-error.com”

I am being redirected to the website "http://domain-error.com". This is happening in Firefox, Chromium, Google chrome etc. I feel I am attacked by a virus or something similar to that. Update: the ...
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2answers
59 views

Three infected files in wine-staging. How I should proceed?

An analysis run with clamtk reported three infected files and I wasn't able to remove it from clamtk or in terminal. Its appear in screen as: /opt/wine-staging/lib/wine/fakedlls/clock.exe ...
1
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2answers
983 views

Can Ransomware effect the Linux OS? [closed]

Recently, The Hacker News stated the following: Ransomware threat has emerged as one of the biggest threats to internet users in recent times. Typically, a Ransomware malware encrypts all files on ...
0
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1answer
92 views

Is my computer secure?

I was using Rkhunter and this was displayed. [ Rootkit Hunter version 1.4.2 ] File updated: searched for 175 files, found 141 baymax@vostro:~$ sudo rkhunter -c --enable all --disable none --rwo ...
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0answers
58 views

I seem to have adware on my ubuntu phone browser. HELP

So various words in the browser are highlighted green and link to ads, also new tabs with ads seem to open frequently. I've seen something very similar on a Windows computer, but no idea how to tackle ...
7
votes
1answer
909 views

Will a Virus or Malware inside a User Account or Guest Account Affect the Entire Ubuntu System?

When I started out with Linux, and while studying the file structure and access permissions of Linux systems, a thought formulated in my mind, that as long as you operate only within your less ...
1
vote
1answer
62 views

Is it safe to run an infected program under wine with another user? [duplicate]

I want to run some windows applications under Wine/PlayOnLinux. let's say they are infected or they have some malicious behavior. Is it safe to create another user account and run these program under ...
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0answers
30 views

Possible infection? Alot of unknown connections

I watched a video a while ago about some guy getting infected through some exploits and all those things. He believed he was infected by doing sudo netstat -natp Which displayed a bunch of unknown ...
1
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1answer
130 views

keyboard input meathods (ibus?) crashed, and icons randomly rearranging

Well, I got another issue, and it's this: One day, a mysterious window randomly popped up after a while after login, and after doing some basic stuff and using Kazam, I rebooted, and my icons began ...
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0answers
35 views

Protection against infected ISP

Today I faced a scary situation. I visited some websites and there was many ads popping up which warned me that something is wrong. I started my investigation and find out that some javascript files ...