Questions tagged [infection-vector]

Infection vectors are methods and channels used by attackers to infect computer systems.

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Why can't you and how to take a picture from infected computer?

Let's say I know that there is a computer than is heavily infested with viruses (but I do not know which kind of viruses) and needs to be nuked from orbit. And on that computer is a very important ...
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2answers
121 views

Who can read our customers email and try to hack our mailserver

To ease tracking replies and bounces, we send automated emails such as - order confirmations, password recovery, etc with a unique sender address typically like this FROM sup-[custno]-[invno]-[hash]@...
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287 views

Percentage of 0-day vulnerabilities used as vectors for infections?

I chose that title, but there are probably several ways to ask this question. It's all about understanding how a computer (especially desktop, but you could generalize this to servers I guess) can get ...
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Can a computer get infected with malware by viewing a PDF online?

Is it possible for a computer to be infected by viewing the link to a PDF file without downloading it? For example, if I opened a link on a website such as www.wordpress.com/somepdfFile.pdf (not a ...
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Is it a coincidence that I received phishing emails for PayPal after I made a large deposit? [closed]

I recently made a very large deposit into a PayPal account. Not long after (a day or two), I have received phishing emails to steal my PayPal information. The deposit came from eToro (I pulled out ...
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208 views

How are apps on the Play Store infected by malware?

I just read about the Xavier malware that has apparently "infected" some apps on the Google Play Store. As usual when there are news like this, they dumb it down to a level that most people can ...
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3answers
4k views

Is there any way to get infected by opening an email i.e., if an image is attached to the email?

I am curious about infections via email and how likely it would be possible to get infected through just opening an email, in various situations. I have been reading about people talking about 1x1 ...
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5answers
987 views

Is there a security benefit of using a Virtual Machine over dual booting?

I was looking at a question asking about Dual booting in SuperUser, and I was if there is added protection of using a VM over dual booting. From what I've been told, a VM is it's own sandbox, and ...
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Can malware be transferred from an Android device to a Desktop computer?

I am curious if it's possible for Malware to be transferred from an Android device to a Desktop Computer. In my situation I had detected malware on my android device via Lookout, and promptly deleted ...
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1answer
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What infection vectors is Trojan.Linux.BillGates usually delivered with?

I just discovered that my server is infected with Trojan.Linux.BillGates.G and is being used to launch DOS attacks. It surprises me as the server is kept up-to-date (CentOS/Tomcat/CouchDB) as much as ...
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1answer
155 views

HTML Copy Paste To Get Info From Infected Computer

I saw this popular question and I was wondering if my solution was secure/would be of any help for trying to save any source code written on the machine and prevent attacks: Run the computer on a ...
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What File Types Should I Scan Before Opening? [closed]

In general, a person downloads some files from the Internet. Secure practice is to, at least, scan them before opening them. In light of this, what file types (i.e. extensions) should a normal user (...
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1answer
402 views

What kinds of PE file infection can AV software detect?

I wonder what kind of infections AV software is capable of detecting: only if the file is signed? also if the entry point isn't changed? does it also have hashes for non system files? what if the ...
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Does it matter which platform a file is scanned on for malware?

Different operating systems use different file types and file systems. Does it make a difference to a virus scan which system it is being run on and what type of malware it's looking for? I ask ...
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1answer
281 views

Phishing message in Outlook signature?

One of my organization's users just showed us an interesting problem: every message they tried to send (in OWA 365) contained the following scary text: Your mailbox has exceeded one or more size ...
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2answers
267 views

How does infection through web surfing work?

Often I read about compromise due to visit a malicious site which download some exploit to your computer. I've never seen a detailed process, all books/tutorials I read just say sentences like "once ...
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1answer
350 views

Security measures and anti-virus on server to mitigate acting as a propagation vector

We have a web application for which I've been asked to add the ability to let users upload documents that will then be visible and downloadable by other users. Those documents will typically be images ...
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644 views

Help understanding malware infection

I'm kind of a newbie to security and need help fully understanding how I would infect myself inadvertently. Let's say I was to download a .zip file attached to an email and I unzipped the contents. ...
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237 views

Can my Mac be affected without running the malware?

Can my Mac be affected by malware without running it? For instance, if I download a random file, but don't open it, can it infect my computer?
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Can Tor nodes infect my computer with malware?

Can I get "hacked" by a Tor node? My computer is sending packets through the Tor nodes and receiving packets from them as well. Can I be sure that there are no Tor nodes that manipulate the packets ...
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4answers
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Are popular porn sites more likely to be infected with malware?

I'm trying to help my friend understand this because he believes that since a site is very popular, that it's less likely to infect its viewers because of its security! Is a popular site less likely ...
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1answer
1k views

How safe is the VirtualBox NAT network adapter option?

I had an Ubuntu VM running and I was using Firefox in it to look at tutorials; then my antivirus detected an attempt to forcefully install a fake Java Upgrader. From what I know about the VirtualBox ...
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217 views

my websites got infected with a malware i cannot get any info on [closed]

we have a server, on which we host about 30 sites. these are test sites for our customers. most of them are not even indexed by google. some run on php, some on nodejs, some on ruby. all of them that ...
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845 views

How content-type:image can lead to infected JAR file?

Symantec published a news about a malvertising campaign targeting IE users with Java exploits (already known vulnerabilities). At some point they explain that the users are redirected on malicious ...
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Malware or buggy software gives Low Disk Space warning

Since a few days, I am getting an alert that in my c drive disk space is low. When I verified, free space in my c drive was decreasing hour by hour and there was a stage when it simply said that 0 mb ...
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Can a batch file download a file to infect a computer?

Is it possible to write a batch script that can download some code from the web and infect a computer? Can you explain it briefly?
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What are the most common infection vectors for personal computers?

We have OWASP to tell us about common security vulnerabilities in webapps and such, but what are the most common infection vectors for personal computers? A few example vectors: Social engineering (...