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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Security issues with allowing Dropbox installations on client PC's in our organisation

Does anyone know if there is any good reasons not to allow Dropbox installations on our client PC's? All the PC's have antivirus installed and running. I know it is an additional attack vector to ...
-1
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1answer
118 views

What websites do you visit for up to date Malware info? [closed]

I'm expanding my understanding of Malware a lot more, as it's currently 0! I know how it behaves and propagates most times, but I don't have a clue about the latest threats out there, what it ...
6
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2answers
401 views

Statistics on purposes of viruses/malware

Are there any resources that analyze the purpose or goal or the major viruses/malware out in the wild today? For example, what percentage are used to construct botnets (for DDoS or something else)? ...
7
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1answer
5k views

Looking for URL Blacklists of Malicious Websites [closed]

Is there a maintained list of URLs that contain malicious content. These URLs may be involved in Phishing, Scams, Viri, or other Malware. Please indicate in your answer if the list is freely ...
2
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2answers
935 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:\ ...
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4answers
2k views

Can JavaScript be used to install malware?

Looking at the Pwn2Own contest got me thinking: http://arstechnica.com/security/2013/03/pwn2own-carnage-continues-as-exploits-take-down-adobe-reader-flash/?comments=1 If you have all plugins turned ...
1
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2answers
2k views

Infected usb flash drive detection and cleaning

Want to know what all type of malware infections are their that hides themselves in a pendrive completly and infects machine silently.How to detect this type of malware as they cannot be seen. How to ...
4
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4answers
846 views

Site constantly getting infected

I am the webmaster of some websites running Typo3, 2 of which are getting infected constantly. These 2 sites are being owned by the same client. Something happens on those 2 sites that causes ...
24
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3answers
2k views

Stack Overflow is www.doioig.gov/? If not, then could I be infected

Great! I made a post recently where I mentioned that my system might be infected. Now something new came up. When I search for Stack Overflow on Google, I see that the URL is www.doioig.gov/. When I ...
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2answers
234 views

No where to run, no where to hide - suggestions to improve personal security needed

I think that as a windows user, I have no where to run and no where to hide. In the windows world no matter how many precautions I take, I can get infected by - 1 - Drive by on legal and popular ...
10
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5answers
2k views

Detecting malware-infected USB drives

I'm about to distribute some relatively cheap promotional usb drives to some of my company's clients. I'm fairly confident the company I purchased them from wouldn't intentionally implant malware on ...
1
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3answers
864 views

How to Detect Zimbra Sniffing Trojan

I am a sys admin of our system, we are running zimbra as email server in our environment. I got the following message from the CEO. "Everytime I send or receive an email - I get a SPAM ads a few ...
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2answers
3k views

Regedit shows strange chinese characters in my system - should I be worried?

I suspect that my system has been hacked into. I see huge drops in free hard disk space for a while and then the space returns to near old values. A few days ago, when i clicked 'my computer', i saw ...
2
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5answers
528 views

malware classification based on action [closed]

Where can I get info with a view to classify malware based on actions performed by the them. Eg. modifying registry files, copying themselves into other executable's etc.
1
vote
1answer
239 views

Compromised server with psyBNC - what are our next steps?

One of our VPS servers has an install of psybnc on it. The install has been present for quite some time, and has now been brought to our attention. We have backups, but they also have psybnc on them. ...
11
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5answers
959 views

Checking if notebook is clean of hardware spyware

Are there any simple steps one can follow to verify if a notebook is clean from hardware spyware? What should be looked for? How should it look? If any visual tutorials with photographs are ...
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2answers
1k views

How to Secure My DropBox Installation?

I am sharing a DropBox Folder with by Friends for a project so that we can be updated with each other progress. But i was not very convince after reading the How secure is Dropbox?. What if one of my ...
7
votes
3answers
5k views

How to manage admin rights for helpdesk staff?

My question is about issuing administrative rights to helpdesk staff in a large Active Directory setting. Helpdesk staff commonly require administrative rights to provide support for end users. I ...
4
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2answers
3k views

Need advice on linux server being hacked

I'm currently trying to find out how one of our centos servers was compromised. We were experiencing malware on our sites. After searching I finally found the malware injecting into the sites. As it ...
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4answers
1k views

My website has been hacked, what do i do next? [closed]

So. I couldn't see any other question like this on Sec.Se so i thought i'd ask. My public website www.foo.com has been hacked. The front page is sending it to be redirected to seoblog.fooblog.com in ...
3
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2answers
349 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 ...
6
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2answers
262 views

Process authentication for Linux

Is there any possibility to authenticate a running process in Linux to be sure that this is the original/right one? I know that an Linux operating system is only that secure like the way you use it. ...
21
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6answers
1k views

Why are vulnerabilities and lack of security possible in computers?

I have heard about computer vulnerabilities, virus, malware, etc. Why are these threats possible? Why doesn't the computer just do the things it is supposed to? Why do some people write malware, ...
6
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2answers
754 views

Does the Mebromi BIOS flashing rootkit mean APTs for personal computers are here?

With the recent discovery of the Mebromi BIOS firmware virus/MBR rootkit http://www.theregister.co.uk/2011/09/14/bios_rootkit_discovered/ in the wild are we now actually in the age of Advanced ...
9
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1answer
1k views

How to study the packets sent by a keylogger

One of my friends runescape account got hacked through key-logger. He downloaded a runescape gold generator from a file sharing site and tried to use it. I have a strong doubt that it is a key-logger. ...
6
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2answers
259 views

How does the predator network prevent outside control by an attacker?

I read several articles saying some of the command and control fleet for the US robotic attack planes may have been infected with a virus. Does this command and control system communicate with the ...
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 ...
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4answers
3k views

Reverse engineering malware/viruses

Assuming a machine has malware, regardless of how it got there, one thing I would like to learn to do is to take the binary file and reverse engineer it to see what the malware is doing/has already ...
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4answers
983 views

Can malware hide their network activity from Resource Monitor (perfmon)?

Is it possible for malware to hide their network activity from tools like the Resource Monitor that ships with windows? How much effort is it for a malware developer to implement such functionality? ...
4
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2answers
192 views

DPAPI and malware

I'm considering using the Windows DPAPI to protect an ECDH key I use to encrypt some data in a local database in a Windows desktop application. I'm new to DPAPI, but its my understanding that DPAPI ...
2
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1answer
282 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, ...
3
votes
1answer
496 views

Is this code harmful? Why?

Code: http://pastebin.com/kJ8ZGP82 That code gets retrived from http://ui.sidepage.co for every HTTP page I visit (not HTTPS) and load it into the body tag of the page. Is it harmful in any way? ...
4
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1answer
457 views

How dangerous is a virus introduced to a malicious website in chrome?

I am using Google's Chrome browser under Linux (Ubuntu) 64 bit for web browsing. If I a virus uses for example a leak in the flash player, the virus will get the privileges of the user who started ...
2
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3answers
463 views

How hard it would be to infect a system with malware through a portable web browser

If I use a portable web browser on a USB device like Google Chrome Portable how hard it would be to get infected by a malware/virus in the system to which the USB device is connected? Google Chrome ...
2
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2answers
2k views

How is it possible that a virus can infect the system if the browser is started with non-admin rights

If I open my web browser (for example firefox) in Windows 7 with activated UAC as normal user (non admin) a virus - which uses a security leak in my browser - will only gets privileges of the normal ...
0
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3answers
242 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 ...
12
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5answers
879 views

Detection and analysis of unknown malware

Suppose I have a binary which is suspicious. How can I determine whether it is malicious, and if it is, reverse-engineer how it works and what it does? For example, maybe using static analysis? Are ...
3
votes
1answer
597 views

What is known about the sirefef/zeroaccess malware/botnet?

There appears to be an increase in p2p communication among botnets that has been attributed to the sirefef/zeroaccess malware botnet. What is known on this particular threat?
2
votes
4answers
856 views

Detecting malware hidden in P2P traffic

Consider a network situation involving (only) Peer to Peer traffic in medium sized network. For the sake of convenience, a simple P2P application like DC++ may be assumed, although I am aiming at a ...
1
vote
1answer
656 views

Cuckoo Sandbox python errors after task submission

I'm New to Cuckoo Sandbox. Why am I getting this error? I don't understand. If there is something wrong, can anyone please explain how to setup Cuckoo Sandbox? My setup works very well before I ...
3
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3answers
808 views

Security/Malware implications of storing data in a BLOB as opposed to the file system

From a programming perspective, there has long been a debate over whether to store files in a BLOB or Binary field in a database, or on the file system. The debate always seems to center around ...
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3answers
20k views

Multiple running instances of rundll32.exe

I've noticed that in the Task Manager of Windows 7, I have multiple running instances (2) of rundll32.exe. Does this necessarily means that my machine is infected by a malware as noted here: ...
6
votes
2answers
238 views

Example of malware in the wild?

I'd like to test an application that detects malware on my network. In order to do that, I have a Windows VM set up that I'd like to infect with malware. But for the life of me, I can't seem to find ...
2
votes
3answers
709 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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3answers
279 views

Any one know about UDP traffic on source port 26221?

On my captured network traffic i observe a flow having a source udp port of 26221 and have different destination udp ports. Some of these destination ports were standards IANA ports. The average ...
2
votes
1answer
305 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 ...
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2answers
804 views

Where can I find worm traffic sample?

I have a program that has to detect scanning activity of worms. I need some samples of worms' traffic (pcap files) to try the program, and notes about the procedures which must be taken when running ...
2
votes
1answer
127 views

Trust linux images burned from untrusted systems

For securitys sake I'm assuming my system is successfully compromised after a targeted and/or non-targeted attack. I've downloaded some linux images and burned them to do a re-install. Since I can't ...
3
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5answers
1k views

How can I know if my PC is getting infected?

I have installed an antivirus, but as no antivirus is perfect, what can I do to diagnose if my PC is getting infected? For example, keeping a close eye on what programs and tasks run when I turn my ...
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3answers
191 views

Where can I find information on existing viruses?

As part of my research, I have created a small malware corpus which I'm conducting my tests against. I would like to categorize them based on Metamorphic / Polymorphic / etc. I am not sure if this is ...