Software which includes anti-spyware, anti-rootkit, anti-phishing, and other technologies that attempt to identify and/or block malicious programs.

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Using multiple AV's

As my computer is currently set up, I have 3 AV's: AVG (paid), Malwarebytes, and Spybot S&D. I think that each one of these serves a purpose: AVG gets your real malware - Trojans, Worms, etc. and ...
0
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1answer
108 views

Enterprise Anti-virus for Linux?

I know this question is probably at risk of offending the guidelines but our IaaS provider was unable to offer us an anti-virus solution for our Linux servers. We are deployed in an enterprise cloud ...
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2answers
61 views

Can full disk encryption make malware recovery more difficult?

Let us say that we have a computer with a fully encrypted disk. If it gets infected with malware, does this make it more difficult to use a LiveCD or other rescue option to clean it or restore it? It ...
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1answer
88 views

How would I know if my Apple Mac has a virus, and what can I do if I have? [closed]

I have used PCs for most of my life, and I am very aware of the fact that they can catch a variety of viruses. I have owned a MAC now for two years, and have enjoyed a pleasant (perhaps too pleasant) ...
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8answers
4k views

Are two anti-virus better than one in protecting your computer?

A century old adage: The more the merrier. In general, does this adage hold true in regards to the number of anti-virus software you should have on your PC? Are there any limits before it actually ...
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2answers
80 views

Why does host's antivirus detect guest's malware?

I'm analyzing some malicious files on a VM and I'm noticing that every time I open a file, the host's antivirus detects it. Why does this happen? Is the malicious content escaping to the host?
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2answers
120 views

What is the current best practice to secure an executive's laptop?

What is the current best practice to secure an executive's laptop? The exec will be processing highly sensitive documents (high-value bids, merger & acquisition info, technical specs). As such ...
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1answer
224 views

My home PC was hacked and accessed my bank! Advice on next steps? [duplicate]

I recently setup a new Win8.1 PC while still working on my main development PC so it did not have all of the security tools that I usually install, e.g. malwarebytes, adaware, etc. Since it takes me a ...
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2answers
226 views

Can I get a malware on Windows without administrative rights?

I'm a Linux user and I installed Windows recently, I need it for some software. I don't want to use any anti-malware programs, I don't plan on giving administrative rights to applications I don't ...
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1answer
85 views

Can signature-based Antivirus detect encrypted malware? [duplicate]

How effective signature-based Antivirus is, in detecting encrypted malware?
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3answers
167 views

What is the safest way to copy a file from an untrusted system?

Scenario: There are two computers running GNU/Linux, U and T. U is untrusted and T is trusted. A non-executable file F (which may however have been infected with malware) resides on U. (For ...
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1answer
69 views

Whats the difference between Anti-malware and antispyware?

Whats the difference between Anti-malware and antispyware ?
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2answers
152 views

What security products are necessary or advised for a home computer running Windows?

There is a lot of security related products for home users and it is becoming unclear what the difference is between them. What is the difference between antimalware, antispyware, antiadware and ...
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2answers
68 views

Is there a down side to how so many security products bundle multiple components into one these days?

For example it seems like anti-virus, anti-spam and firewalls have sort of merged into one product. Is there a downside to this? I don't know of any software firewalls that can be purchased without an ...
2
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3answers
681 views

Cryptolocker: can servers be protected?

I'm IT in a small company. The network is about as ancient as most of the staff (at 30, I'm the company's youngest), and the staff also is notorious for spreading viruses around the network despite ...
0
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1answer
107 views

someone claims to have created such a malware, can he be true?

These are not my lines they are by someone else on the internet. I also want to know is that malware that unique? How will it work in GPU and is there a way to sandbox such application? "HERE GOES ...
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2answers
1k views

How would one know if they have a rootkit?

Are they impossible to detect? Seeing as the attacker has admin rights and could modify anti virus software that might otherwise be used to detect or circumvent a root kit. Are there certain red flags ...
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2answers
318 views

Possible to detect packed executable?

A packer is a way of obfuscating an executable program, i.e., transforming so the result is still executable and has the same effect when run, but looks different (so it won't be detected by static ...
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0answers
92 views

How dangerous is Exploit.LNK.BadLnk.a (v)?

I have encountered a supposed low level eploit on my network at work, by the name of: Exploit.LNK.BadLnk.a (v). I have torn through pages of entries on google trying to find information on this bit of ...
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2answers
253 views

How to defeat software keyloggers [duplicate]

Is it possible to defeat software keyloggers? I remember reading long ago about programs run from a USB which will defeat keyloggers. The software works (if I remember correctly) by intercepting ...
0
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1answer
78 views

How does Look Out Secuirty and Anti-Virus determine if an app is harmeful?

For Android Lookout can scan an app before it is installed, and I think it scans a new app the first time it runs too. It displays the message "this app is safe" and I'm wondering, how does it ...
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1answer
177 views

EMET and AntiVirus

I've just heard about and started playing with EMET and I am curious, do any AV or security suite applications do what EMET does or is EMET something entirely different?
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1answer
902 views

How to check if your computer has a backdoor installed on it? [closed]

Just some time ago I had this unusual popup from Malwarebytes Anti-Malware (MBAM): I did a quick Google of the IP address and found this thread where the OP is complaining of MBAM blocking ...
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4answers
915 views

How effective are anti-virus products against real-world threats?

In a recent interview† with Dave Kennedy, he in passing pegged the average effectiveness of anti-virus products as detecting approximately 3% to 5% of current active threats. While AV comparisons ...
18
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1answer
454 views

CSS based attacks

I'm currently working on a plugin for a CMS which should allow content editors to write inline style tags. I'm looking for advice / links on how inline styles could be abused. Part of the reason ...
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2answers
100 views

Virus Removal Boot Disks — a few questions

I'm new to working with and using a backdoor/virus with a boot disk. Can they be mounted to a USB drive? What options are out there and what should I look for in one? Are they practical? Do they ...
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2answers
2k views

Does Chrome OS Allow Executable Files?

My company has some real security issues and I am wondering if using Chrome OS can be some solution to my problem. Typical Windows computers seems all to vulnerable to attacks from malicious images ...
2
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1answer
940 views

how is BAT_VOBFUS (or similar) dangerous?

I was reading http://about-threats.trendmicro.com/malware.aspx?language=au&name=BAT_VOBFUS.SM earlier today after it turned up in a scan of a friends PC. I suppose I may be missing something vital ...
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4answers
388 views

What is nuke it from orbit? [duplicate]

I was reading this Windows 2003 Enterprise infected by Conficker; post-infection problems continue And they talk about nuking it from orbit (which apparently means wiping out the system and starting ...
29
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2answers
2k views

How do antiviruses scan for thousands of malware signatures in a short time?

Most antiviruses have hundreds of thousands or even millions of malware signatures and yet they scan many files in a reasonable short time with high detection rates. Even real-time scanners doesn't ...
0
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3answers
218 views

Using a VM to access internet when malware blocks internet access?

My computer was recently infected by some malware which had blocked internet access. I had a virtualization software with an OS in it. Surprisingly, I could access the internet from the VM. I know ...
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6answers
2k views

How can I tell whether this computer is part of a botnet?

One of the computers that I manage (in the family, not business) has a weird set of files in its boot: bash.exe, curl.exe, uname.exe, sed.exe, rm.exe, tail.exe, cut.exe, awk.exe, cat.exe, chmod.exe, ...
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6answers
4k views

Use PHP to check uploaded image file for malware?

I want my users to be able to upload a photo. Currently I am not checking the uploaded photo for problems of any kind, although I do limit the size to 32k. Is there any way for me to check uploaded ...
2
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1answer
386 views

How does one test AV against zero-day malware?

Lately, I've read several articles about anti-malware software and one thing caught my eye - ability to detect zero-day attacks. In short - how does anti-malware / anti-virus industry test their own ...
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5answers
4k views

Why Adobe is recommending McAfee security scan during flash player installation?

Why is Adobe recommending a McAfee security scan during the installation of flash player?
4
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1answer
551 views

Where can a virus or other malware “hide” on common PC and Mac hardware?

I'm looking for a detailed list of locations that viruses can "hide" in modern hardware even after a reboot. Some things that come to mind include Boot BIOS/Firmware CPU Microcode Connected PCI ...
7
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1answer
716 views

Have any viruses leveraging the GPU been discovered in the wild? What is the mitigation?

This news article from 2010 discusses how a GPU can be used by a virus to avoid detection by common anti-malware/anti-virus software. The idea is to obfuscate the virus payload and leverage the GPU's ...
2
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1answer
131 views

How should I select an antimalware solution?

As I prepare to reinstall the software on my machine, I am currently reevaluating my choice of anti-malware software for home use. What factors should I be considering? How reputable are AV-test and ...
0
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3answers
113 views

Does AV software protect web applications (Twitter, Facebook, etc) from attacks? (CSRF, etc)

Is it correct to say that AV software focuses on downloaded executables and locally malicious activity, and it doesn't actively scan HTTP/S content for web based attacks such as CSRF, XSS, phishing ...
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2answers
259 views

sanesecurity - clamav - getting a false positive - should I bother?

A client of mine reported that he isn't getting emails sent from our domain. This is offcourse a false positive, as we are a legitimate comapny. I am also not hearing this issue from other clients (we ...
3
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4answers
801 views

To what extent is FREE 3rd party antivirus software better than Windows 8 defender (if any)?

As someone who is not in a position to currently purchase an antivirus suite, I would like to know if having a free Avira or Avast or similar program is worth the overall system performance drop (I ...
2
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1answer
100 views

Is there a website or free downloadable program to identify and remove malware from an ISO file?

Is there a website or free downloadable program that allows a user to identify and remove multiple types of malware from an ISO file?
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6answers
5k views

Will antivirus detect all keyloggers?

Our company schedules Security Training courses for our personnel. In order for us to test them, we develop code such as keyloggers which we email to our personnel to detect stupid personnel, and of ...
2
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1answer
94 views

What metrics are available on malware?

All the main AV have a risk rating or severity level, how do they determine what is "low","high",etc.?
8
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1answer
2k views

Detecting reflective DLL injection

In the past few years, malware (and some pen-test tools like Metasploit's meterpreter payload) have begun to use reflective DLL injection (PDF) to load a DLL into the memory of a process. The benefit ...
4
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2answers
301 views

How can I recognize and find file(s) dropped by malware?

Suppose I am doing malware analysis. How can I recognize if, during the analysis process, a piece of malware dropped a file in my system, and if so, the path of the file? What are the procedures, ...
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2answers
6k views

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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3answers
3k views

Javascript Malware: How does it work, and how can it be mitigated?

I am wondering how malware gets served through Javascript. I've noticed a few illegitimate pop-ups while visiting some financial websites. I wonder how malware exploits work against the application ...
4
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1answer
646 views

Icesword rootkit detector, How does it work?

I'm curious about how I can learn more about icesword rootkit detector. I've only used it and never studied it myself. Ive always been curious how it works. As far as I understand it works by ...
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1answer
137 views

Appilicability of Theoritical Computer Science/Formal methods in Malware research

I would like to know the importance of Theoritical CS/Formal methods in Malware research. Due to the large volume of new malware variants received per day (~50,000 samples/day according to McAfee), ...