Malware is any software application which subverts the will of the legitimate owner of a computer, by means of force or subterfuge, with or without personal or monetary gain on the part of the creator.

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238 views

Where's the virus in this web site?

I made my friend go to this web site and it immediately infected his machine with malware (AntiVirus SecurityPro). It happened just by going to the front page. It seemed the malware started up, but ...
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1answer
1k 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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3answers
698 views

Strange file named Aview.exe - WinClient

Today I've just discovered some strange files on my Win 7 PC. I was browsing through the Windows Firewall Inbound Rules and saw two ACCEPT rules for a program, Aview.exe. It is located in ...
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2answers
2k views

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 ...
2
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1answer
364 views

How to reverse engineer w32/malware!gemini?

How would you go about reverse engineering malware W32/Malware!Gemini. Recently I found it installed on my computer and would like to trace where the data is being sent.
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1answer
630 views

How do you remove the Security Sphere malware?

My boss' computer has become infected with something called "Security Sphere". When googling for information on how to remove it I get many pages that have been optimized for the term "Security Sphere ...
2
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1answer
449 views

Can anyone give me more info on this sketchy url I recently visited, is it an attack site?

My girlfriend was browsing images on google when suddenly her browser redirected to this url: defender-iies.co.cc/scan3/167 The site seemed to be posing as an anti virus, saying your computer is at ...
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2answers
87 views

Connecting trusted and untrusted networks

We have two domains that are isolated. First domain is the Corp LAN, the second is an hostile untrusted network with untrusted clients that could contain malware. Clients on the untrusted network ...
2
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1answer
105 views

How Regin hides running instances of itself?

I have been reading Symantec & Kaspersky Labs analysis of the Regin malware. According to Symantec [Stage 2] can also hide running instances of Stage 1. Once this happens, there are no ...
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2answers
617 views

What agency digitally signed Cryptowall 2.0 so that it can run without being detected?

What agency issued a digital signature for the Cryptowall 2.0 ransomware virus? Is it too early to tell? As far as I know this is how Microsoft planned to prevent malware, by adding a digital ...
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2answers
1k views

Ways to inject malicious DLLs to exe file and run it

I'm trying to find all vulnerabilities in my given system. Assume a malicious user has the executable (.exe file) of my .NET application (C#), and a malicious DLL he or she created. Can the DLL be ...
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1answer
112 views

Analyzing a suspicious email

Today I received a very suspicious email on my gmail account. When I analyzed the content of the message, this is what essentially made up the message. <center> <a alt="" ...
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1answer
75 views

After restoring from a (valid) full disk backup can malware still persit?

In the comments to this question it is mentioned that even after a backup recovery malware still can persist. Do I understand that correctly? How is this possible? If Acronis True Image is used to ...
2
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1answer
806 views

How does Ram Scraper work?

I heard that during Christmas a lot of customer data was stolen using malware attack called Ram Scrapers. What exactly is a Ram Scraper?How would one infect a machine with it?What information can you ...
2
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1answer
89 views

very bad malware that masquerades as spyware?

Has there ever been a known case where a machine acquired spyware like a browser toolbar, or plugin but that spyware also deployed more dangerous malware like a trojan, botnet, or worm?
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2answers
309 views

Using a virtual machine as a buffer between USB media and OS

I was directed here from the Unix & Linux site. I've gone through some of the related questions, but they seem to be more concerned about whether a guest OS can access the host OS in someway. ...
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1answer
110 views

Tagged website malware

A common occurance I've found when doing forensics on compromised websites is a pattern like this: <span>Clean code here</span> <!--0c0a22--> ... malware code here ... ...
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4answers
1k views

Sucuri giving false positive with their free online scanner because of an .htaccess RewriteRule

I'm not sure where to ask this Question - here, SO, Webmasters.SE, somewhere else? Please migrate if appropriate. tl;dr: The following rule in my .htaccess is causing Sucuri's free online scanner to ...
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2answers
322 views

Analyzing Network Anomalies for Malicious events

For a network security project we are listing to our network traffic of about 50-60 hosts. We aim at identifying malicious event within our network traffic by identifying network anomalies. Our main ...
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1answer
298 views

what is the difference between virus, worm, trojan and other malware [closed]

Looking through the questions in IT security, I found out that there is no answer which cover this question in depth. I am aware of the answer and just hope to see something detailed about: main ...
2
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1answer
83 views

Seeing outboud connections to random domains, how do I isolate the app responsible?

Last night I loaded up Fiddler2 to do a little debugging and I saw three connections to domains like hghefhhig How can I go about isolating the application responsible? I was thinking possibly ...
2
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1answer
193 views

What authentication threat data exists?

I recently read an article that said there was not much data on which authentication threat vectors were actually being exploited in the real world. Eg what percent of password theft was by ...
2
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1answer
126 views

How did DNSChanger rogue name servers work?

I know DNS changer, changes DNS server with its own Evil DNS server on an infected computer, then the DNS servers point to their own rogue nameservers and the nameservers change the ads on websites ...
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3answers
287 views

Find changes and modifications made to system by application or virus,

I would like to use either Hyper-V or Vmware to take a Clean Base snapshot and a snapshot after an application or virus has made changes so I can then see what was changed between the two images. ...
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3answers
68 views

Can a wireless headphone (bluetooth) contain malware?

Can a wireless (bluetooth) headphone store data? Also, if it can, then can someone put malware in it? I assume that the device must necessarily be able to store some sort of data, since it has buttons ...
2
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1answer
179 views

ISP glitch or a malware? Has this ever happened to you?

Brief background: I consider myself a relatively paranoid power-user, if not an absolute pro. I regularly update my AV and keep up with all the latest updates on my Windows7 machine. But what happened ...
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2answers
128 views

Malware removal: Iframe injected javascript

My Joomla! website is infected by an iframe injected malware, according to Sucuri SiteCheck: To remove the malware, does it suffice to remove the infected file site/media/system/js/caption.js? Or ...
2
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1answer
166 views

what is the difference between dll hooking and dll injection [duplicate]

I am confused and would like to know the difference between DLL injection and DLL hooking? I am familiar with its use in malware and I know that key-loggers use it. I also know that SetWindowsHooKEX ...
2
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1answer
538 views

How Do I Troubleshoot a Browser Hijack on a Mac?

My Mac is getting weird redirects with Safari and Chrome, however not with Mozilla Firefox. Since I cannot find software to do malware removal on Apple products or any good information, I am at a loss ...
2
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1answer
50 views

When does it make sense to whitelist some subdomains but not others for a given domain?

Little Snitch has been useful to get a better handle on all the connections my computer tries to make. It's main dialog to allow or deny connections allows customizing (e.g. require specific port, or ...
2
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2answers
162 views

Is my PC safe? need help

About 6 days ago my parents who aren't great with PCs got phished on gmail, and the account started spreading spam. It had been hacked on an Argentinian IP, and then logged in from IMAP and SMTP from ...
2
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3answers
179 views

Simple methods of preventing infection from external drives

What are some simple methods of preventing my computer from being infected by USB drives and other storage devices? I'm not asking for any bullet-proof methods, just something that can prevent ...
2
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1answer
153 views

Is winmail.dat a malware propagation vector?

Some of my coworkers use Microsoft Outlook (I believe) and have it configured in such a way that mail attachments are encapsulated in winmail.dat files. Apart from the general annoyance and lack of ...
2
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1answer
337 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
927 views

New Undetected Virus?

I am having difficulty with my laptop right now. All of a sudden some partitions would contain a link to the previous contents of that partition. For example: Before: Partition T:\ ...
2
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1answer
5k views

Android apk malware

I was browsing some website last night and that website suddenly sent me an apk called 'browser_update_install.apk', DrWeb light detect it and was able to delete it. My question here is about the apk ...
2
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1answer
280 views

Good tools for reverse engineering colaboratively? [closed]

Does anybody know a good set of tools for doing reverse engineering of binaries in a collaborative way?. My original idea is to disassemble a binary, allowing to add information about functions, ...
2
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1answer
126 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?
2
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1answer
541 views

Intepreting PE (Portable Executable) headers of suspicious malware files

I am starting up on malware analysis, and I am analyzing a file to see if it is packed or obfuscated. Using PEview I am examining the .text, .rdata and .data headers. I know that if there is a big ...
2
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1answer
215 views

Detecting Key Loggers

We know that key loggers are the most effective and most annoying means of getting compromised over login id/password on the web or any application.... and your whole privacy is breached. Is there ...
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0answers
29 views

Rogue WPAD server attack

Today I encountered something I have certainly not seen before first hand. Our IDS blocked some outbound traffic attempts from 5 servers with no WAN access. This traffic was leading to an inactive ...
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0answers
27 views

csrss.exe anomalies..is this a rootkit? [migrated]

I'm seeing a strange anomaly in some systems I support. GMER flags the cdd.dll thread in csrss.exe, and when I run Process Explorer with Elevated Admin rights, I am: unable to view any loaded DLLs ...
2
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2answers
74 views

Is it safe to store a file in a temporary folder before it has been scanned for a virus?

I'm working on an application that makes use of the Symantec Protection Engine to scan uploaded files. I'm having issues with my files after they have been scanned. One possible solution I've seen ...
2
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0answers
50 views

Should veil framework produce packed and obfuscated binaries which bypass virustotal?

I have been working with the veil framework to test an internal IDS system I have in place. I have used a public malware sample which produces an 8/53 hit score on Virustotal and run it through the ...
2
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1answer
77 views

How is the file overlay read by an exe/virus?

According to what I know ,Overlay is the part of PE file that is not covered by the PE header and therefore isn't part of the virtual image in the Loaded PE. My question is if the overlay is not ...
2
votes
1answer
108 views

Does malware which infects the BIOS/ Firmware always need 'root' access to do so?

There are very few hardend Operating Systems who restrict or totally disable Terminal 'root' access for the user. (1) Would this feature prevent persistant BIOS rootkits from writing into BIOS or ...
2
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1answer
70 views

Strange requests coming from EA4350 Linksys routers

I have had two Linksys EA4350 Routers for a week or so being used internal my network as wireless access points, and all of a sudden I started noticing requests from them once per minute (care of my ...
2
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1answer
58 views

What method could a white-box attacker use to track the deletion of memory / files?

A rather theoretical question: Assuming there is memory with a malware inside it. The malware's goal is to detect if a legit application is about to delete contents of the memory. If recognized, the ...
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2answers
126 views

Steps after getting hit with malware or browser exploits on Xubuntu

Well, today I was browsing the internet and I suddenly got redirected to a chinese hosted malware site and firefox started going crazy. I checked the url on virustotal with my phone and it found other ...
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0answers
36 views

Removing malware which is creating temp file and modifying network traffic [duplicate]

I am on OSX 10.9.2, please note I have included several URLs in my post, this is not spam this is due to the nature of the malware. I have just discovered I have malware on my computer after noticing ...