Questions relating to malicious software

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0
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1answer
14 views

If I import bookmarks from Firefox and Chrome, from Windows to Ubuntu, will browser viruses be transferred also?

My Windows browsers have a "Hello User" virus. I'm afraid to import bookmarks to Chromium and Firefox in Ubuntu. Any advice? Thank you.
2
votes
2answers
23 views

wget calling another page before calling what I actually called

I'm using a simple wget call to download an xml file. The output log shows another page that I totally did not call is being called first. Is it a virus or malware on my server? Why am I seeing http://...
1
vote
1answer
29 views

Suspect of keylogger/screen logger in Ubuntu machine [closed]

Seems my Ubuntu was hacked by a site while browsing. Is there a way that I can remove any logging software that may have been installed, or identify if a threat is present?
6
votes
1answer
139 views

What testing is done to make sure no packages in the repos have malware?

How is it ensured that a trusted user can't compile a package with malware and place it in the universe repo.
1
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2answers
52 views

What are the dangers of using an unsupported Ubuntu version? [closed]

Non-LTS versions of Ubuntu only receive security updates for up to 9 months after their release (for Ubuntu 15.10, until 07/2016) and are not recommended for use after the expiration of the support. ...
0
votes
1answer
71 views

Remove adwares ( taboola, outbrain etc ) from Chrome/Firefox on Ubuntu

How to remove "around the web" by outbrain or recommended by taboola from google chrome or firefox on ubuntu ? I tried removing content of rm -r ~/.config/google-chrome install and re-install ...
0
votes
1answer
23 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
votes
0answers
51 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
votes
1answer
86 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 MokManager.efi....
0
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1answer
51 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 ...
0
votes
0answers
24 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 don'...
1
vote
1answer
386 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
votes
1answer
62 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 text,...
2
votes
1answer
360 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 Exploit....
1
vote
2answers
137 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 ...
0
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0answers
29 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 ...
1
vote
0answers
84 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
64 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
votes
1answer
69 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
vote
1answer
67 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
vote
1answer
65 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
vote
0answers
37 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 ...
0
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0answers
48 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 remain....
0
votes
1answer
100 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 ...
-1
votes
1answer
73 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 ...
0
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0answers
30 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
votes
1answer
41 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
votes
1answer
76 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
votes
1answer
236 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
votes
1answer
229 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
votes
7answers
191 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
37 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
votes
2answers
130 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
votes
1answer
106 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 ...
0
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0answers
45 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
votes
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
51 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 ...
0
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0answers
36 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
votes
1answer
75 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 ...
-1
votes
2answers
171 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
votes
0answers
41 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
vote
1answer
140 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
votes
2answers
156 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
774 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 ...
0
votes
0answers
150 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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votes
2answers
624 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
8k 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 ...
1
vote
2answers
62 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 /opt/...
1
vote
2answers
1k 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
votes
1answer
119 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 ...