Questions tagged [virus]
A computer virus is a program or piece of code that tends to be malicious and is loaded onto your computer without your knowledge and runs against your wishes.
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Do viruses spread by infecting other files on an infected machine?
Suppose malware lands and executes on a computer. Could this malware attempt to spread further by writing itself to data files (images, pdfs, docs) and hoping that the owner would transfer or upload ...
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Can a virus infect windows 10 bootable media?
I created a bootable windows 10 usb from my friend's computer. I used the official tool from microsoft. I was dumb enough to not check my friend's computer beforehand (turns out he had Utorrent Web ...
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Can two antivirus softwares work on one android phone?
Scenario: You have one antivirus installed on your phone. You suspect that your phone might have malware on it so you do a system scan and your AV doesn't find anything. So you decide to download ...
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Infecting files on GitHub
Suppose one uploads (carelessly or purposefully) a file with a malicious payload to their Github account (some pdf document, picture, etc.). Could this payload somehow be executed on the Github ...
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What equipment would an attacker need to infect a SIM card?
I'm aware that SIM cards can store malware according to this question but what equipment would be needed to do such an attack? For example, would you need a Computer and a SIM card reader or could it ...
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Mistyped "google" and came to a suspicious page with a browser hijacker
I misspelt google as "googe" (very dumb, yes). It took me to a page that asked me to enter my birthdate. The URL was something along the lines of luj dott proasdf dott com
After going to ...
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Are there security risks to enabling 32-bit applications to run on Windows 10?
I'm installing an old game (32-bit) on my laptop (Windows 10 64-bit). This guide suggests enabling 32-bit applications to run with Internet Information Services (ISS), with the following steps:.
In ...
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Do pdf files pose a higher security risk than regular image files (png, jpeg, etc.)?
Do pdf files pose a higher security risk than regular image files (png, jpeg, etc.)? In my understanding is that most image files don't carry any security risk because all exploits were fixed, but ...
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I ran an exe file on my computer [duplicate]
I downloaded a crack file today, Idk why I thought its safe to run, now my pc is infected.
I already used Tronscript, kaspersky and hitman
what else do you guys suggest me to do?
thanks in advance.
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Why doesn't Defender get suspicious if a program adds exceptions to the Defender?
One can simply add exceptions to the Windows Defender by running this command in Powershell:
Add-MpPreference -ExclusionPath <your_path>
Why does Windows Defender not immediately flag programs ...
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What are the risks of using an unpatched device connecting to the internet infrequently?
My grandfather is interested in buying a smart tablet. He never had any personal computer or any internet connection. He wants to use his tablet solely to read the newspaper, as they no longer deliver ...
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What can happen when you click on a bad link? [duplicate]
I sleepily clicked on this bad link yesterday (DONT CLICK Unless you know what you're doing: https://6to.me/idsoni7kjv with a "?fbclid=" param - presumably identifying me)
I'm wondering how ...
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Can an HTML attachment in an email contain a virus?
I received an email from an old colleague asking me to take a look at an attachment. The email didn’t seem suspicious at all, it contained all the right logos, etc. When I opened the attachment it ...
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Why is my unpublished app being run remotely? New info and an answer
This is a follow-up to a sequence of earlier posts. The posts have been closed because they did not meet the moderator's expectations. I have new information, and I'm re-posting so that I can answer ...
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Avast: studio64.exe detected as ransomware
Avast detected Android Studio (the latest version) as ransomware.
Here is the message:
studio64.exe is trying to delete or change the file C:\ProgramData\Microsoft\Crypto\RSA\...
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If a malware infects a usb, will formatting remove it? [duplicate]
My computer probably had malware. Decided to install linux and do a disc wipe using a linux distro called Pop!_OS (ubuntu based)
Can a piece of malware/virus inject itself into an ISO
According to the ...
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How common are firmware infections?
Hard drive firmware infections were documented in 2015:
The hacking tool, believed to be a product of the NSA, is significant because subverting the firmware gives the attackers God-like control of ...
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How can I know if phone is already infected?
Last year, my friend who is learning hacking for nearly 3 years hacked my phone using social engineering by installing some malware in my phone. (After researching on Google, I think it might be a ...
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Can spyware be downloaded and installed on Android phone in a minute or less?
Following Scenario:
You unlock your phone and you give it to someone so they can promply check it out (since it's a new phone).
Now let's presume that the very exact person has intentions to install ...
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Is it possible for malware to infect google drive?
If I move a malicious file to Google drive, can my other files there get infected? Or can my google account itself get compromised?
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Can malware go from a computer to an android phone
My computer (probably) had malware, and during that time I connected my phone to it (via USB) for transferring files, using as midi, etc. Is there a chance the malware could've spread from the ...
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Does a virus (malware) ever expire?
There's a possibility that my old USB stick (which I haven't used in over a year) got a virus-infected audio file (AAC) among other trusted files. Can I safely open the trusted files bypassing the ...
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Can a virus infection spread from a PC to a PCB and back to a PC?
We have some equipment that is linked to PC's. These PC's acquire data from the equipment that they send to a server through an internal network. Furthermore these PC's are used to mediate ...
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Remote detection of a trojan - how can it be done?
In this blog post CyberCube claim:
CyberCube observed a malware infection on Colonial Pipeline’s network named “trojan.win32.razy.gen”
I'm really curious to know how this could be done from outside ...
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Ransomware and cloud servers
Can a ransomware attack on a user's local machine affect the server of the company he works for, even if that server is in the cloud (VPS) and can only be accessed via SSH (with a key file, no ...
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How do memory resident viruses work?
Two part question:
1-How do memory resident viruses stay in memory after the program which loaded them is finalized? If all memory is automatically deallocated by the OS once a program is finished, ...
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How does a browser stop malware from executing? [duplicate]
When it comes to infections with viruses, in almost all cases the initial infection requires some sort of user interaction - apart from those cases where a plug-in has some sort of security flaw which ...
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Is it still possible to get a virus simply by visiting a website? [closed]
I know this is a duplicate question, but there aren't any recent updates on the answers given to this question(here and here) and after a few years, I'm sure browser security has improved drastically. ...
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My computer was probably infected by a virus from a professor [duplicate]
I got a mail from my professor this morning with a request.zip file attached and a password in the mail to open it. Since the mail was from my professor and he already did send me zip attachments I ...
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Could just downloading (not opening) .tgz file infect Windows 10? [duplicate]
Today I received some e-mail to Thunderbird. It had image attached that I clicked:
Which sent me to onedrive.live.com/download?... and automatically downloaded .tgz file. I am not even sure if the ...
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Can visiting a website virus your computer if you have JavaScript disabled?
Let's say I visit a website that could potentially infect my computer by just from visiting it. If I disable JavaScript, is it still possible to infect my computer?
I have already searched the site ...
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Embedding malicious code into an exe
How does malware usually embed into / infect exe files? (As in actually modifying the file on disk, not in memory). I've read it may look for gaps in the code section, insert its code, then redirect ...
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Can you make your host machine appear as a virtual machine?
I keep seeing how people are working to make virtual machines look more like real machines, but I have been wondering about the reverse. I have noticed a trend where viruses will automatically shut ...
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Zeus Trojan's Source Code
I am not sure if this is the correct platform for this question. The source code of Zeus trojan is available on the internet. It can be found on github as well. I have read somewhere that the purpose ...
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If a file has previously been scanned by VirusTotal, will the VirusTotal website always indicate this fact?
I recently downloaded a very popular open-source application. Usually, I compile open-source applications myself after reading the source code. But my compiler box was busy with many tasks, so I ...
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Can there be a virus that uninstall itself?
Is there possible situation where a file contains malicious codes and after the code is excuted, the virus attach itself to another file and delete the malicious code from the file where it comes from?...
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Can scripts execute virus on its own if we only open it in an IDE or Notepad?
If you download scripts such as file with extension such as .py, .java, .cs, .cpp, etc and if you don't run it but only open it in an IDE or notepad then will the virus get executed or is this ...
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Can you get virus from previewing email attachments in Gmail?
If an email attachment such as .docx, jpeg, .xls, .pdf, etc. contains virus/malware and if I open it for preview (not opening it in Google Docs or downloading it and opening it) then can I get ...
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Exploitation of Resource Packages in Java
I understand this might be a usual question but I thought it'd be interesting to get people's feedback regardless as this relates to security.
In games, in particular I am thinking about Minecraft, ...
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Can Android be hacked without ANY symptoms [duplicate]
The full story goes here
In short, I surfed darkweb on android(updated android 10, now 11) carelessly and ignored some hijack warnings(2 of them) by Tor (warnings came in the form of a purple webpage ...
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Surfed Darkweb carelessly [duplicate]
A while ago, I installed Tor app on my android (fully updated and Android 10) and with a free Vpn tried to open some sites listed on several blogs (like "best dark sites in 2020" or "...
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Virustotal alerts for Surfshark VPN [closed]
Virustotal is giving some alerts for the Windows installation of Surfshark VPN. I am sure they are false positives, I just wanted to hear what other users say about this...
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If i click on a link could it contain a virus inside iphone + IOS 14.4 [duplicate]
I was searching for some articles on google using my iphone 11, IOS version 14.4 >> and i find a link inside google search result >> then i click on the link which is from a trusted site &...
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Could a virus force a phone to download an app and spread it?
I'm writing a sci-fi story that includes a malicious app that spreads globally. The developer publishes an app without knowing it's infected, and it spreads because it forces phones to download it. ...
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Are there some viruses that write assembly code instead of machine code, and use an external assembler?
Like the question says, I am wondering if there are some viruses that do not write machine code themselves, but instead output assembly code and invoke an external assembler? That sounds like a ...
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How to remove IGAL ransomware [duplicate]
The IGAL ransomware is a malicious program that encrypts the personal documents found on the victim’s computer with the “.igal” extension, then displays a message which offers to decrypt the data if ...
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Connecting Pendrive used by multiple users
Tried looking for it but didn't find solution. So basically every once in a while we are getting from our kindergarten an USB pendrive with photos. I am trying to find a way to safely copy the files ...
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Why does Kaspersky anti-virus not consider this executable as malicious?
I was trying to learn file I/O and related function in C, and thus tried to create a baby-version of a virus. Following is the exact code:
#include <stdio.h>
#include <stdlib.h>
int main(...
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Is it safe to view a file on Google Drive?
My laptop got infected with a virus. It was "cleaned" by a professional but I am now reluctant to transfer files I had on my laptop to other computers.
I have plenty of images, MP4s, Word, ...
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Can malware infect computers via wifi routers and mice? [duplicate]
My computer was hacked, which probably resulted in malware/a virus being installed so I'm using my most recent backup on a separate machine (all macOS). Luckily, I was able to determine the timing of ...
