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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197 views

If malware was detected in browser local storage does computer need to be nuked from orbit

I haven't used Windows partition since mid-June and I booted the system once again just a few days ago. My first action was as usual update all programs marked to be updated (including Windows ...
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2answers
91 views

Is it safe to create live usb on an infected system?

I am using Ubuntu 13.10. If my laptop is infected with malware, can I get rid of it by creating a live usb on it and using that live usb format and re-install the ubuntu ? I mean is it possible that ...
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1answer
55 views

The threat of video metadata

There are various old questions on stack exchange which say that malicious code in file metadata can potentially be executed when the file is opened (here, here, and here for example). They are all ...
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1answer
79 views

Live Boot Devices

Found this article on using Live Boot Devices to do sensitive tasks such as online banking. While the article discusses the benefits of avoiding a possibly compromised host OS, it doesn't mention ...
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3answers
98 views

Are dialers obsolete?

My antivirus picked up an infection by Dialer/Coulomb. The definition of a dialer is a piece of malware that dials a number that charges money. How would it do this, is this from when modems were ...
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1answer
43 views

What are the webmalware effects on Windows XP?

I am redirecting URLs to a virtual machine (Windows operating system) to check if there is malware on the website i want to visit (JavaScript attacks, drive-by download attacks, infected pictures/PDF ...
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1answer
141 views

Malware infected ATMs in China via specialized device

Hackers inserted a specialized device which was connected to the notebook into the card reader slot on the ATM and installed malicious software. 100 thousand US dollars were stolen from at least seven ...
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2answers
78 views

Can a drive-by download attack crash the OS?

Are there cases where a serious drive-by download attack could crash the operating system or the browser ?
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1answer
396 views

Are my Snort rules correct?

I am trying to do a Snort demo and I though it would be nice to detect a real threat. I picked the sasser worm and the jolt/teardrop dos attacks for the demo; no particular reason. Out of the three ...
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2answers
195 views

Repercussions of hacked router?

I am staying in Thailand right now on a "long holiday" to do some work on my laptop. A few weeks I noticed that at the condo where I am staying, sometimes I am redirected to ad sites. I researched it ...
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1answer
79 views

Malware threats from other mounted hard drives

I am going to install Linux on an external hard drive and my internal hard drive is currently running Windows. When I boot to my Linux and I still have my windows hard drive mounted is it possible for ...
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1answer
71 views

How can I view the contents of a web page without running malicious code? [closed]

I received a strange email which has some strange URL in it. I would like to know what is "behind" the url, but without the risk of running anything malicious. How can see the contents of the URL, ...
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1answer
476 views

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

How effective signature-based Antivirus is, in detecting encrypted malware?
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1answer
11k views

How much can someone see from my iPhone by connecting to my wifi

How much can someone see from my iPhone by connecting to my wifi and can they copy my messages files documents etc
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1answer
171 views

Can a program change the shortcut location of a browser to itself without UAC (Admin) in Windows?

I was reading an article on .desktop files used to spread malware on Gnome and KDE. I just thought that the same could be applied to Windows. On Windows: Malware is disguised as a picture by ...
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1answer
743 views

Static analysis of Android applications using Androguard

I am building a project a part of which involves performing static analysis for Android applications. I know of Androguard and its tools that help in analyzing Android apks. But I am stuck and don't ...
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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 ...
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1answer
657 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 ...
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1answer
235 views

SNMP trap by legitimate program?

Is there any way to tell if this SNMP trap is something created by a legitimate program? Update: Hex Dump 0000000: 30 82 00 ec 02 01 00 04 06 70 75 62 6c 69 63 a4 82 00 dd 06 82 00 09 2b 06 ...
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1answer
389 views

DNS query through squid? [closed]

My IDS picked up our squid proxy server doing a dynamic DNS request. I wasn't aware squid passed DNS requests from the client to the internal DNS server. Is this possible? Snort Alert: ET POLICY ...
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0answers
24 views

Website Link in Signature corrupted while transmission [closed]

We placed our website link in our email signature for last one week. This link apparently converted into something corrupt, so all our mails gets bounced. We scan our web server files using ClamAV ...
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1answer
19 views

Patching Mac DMA attack

I want to know a few things about the blackhat attack that attacks thunderbolt. Is there anyway to wipe or patch a currently infected computer? I am not versed per se in THAT level of security. I was ...
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0answers
36 views

Request for links to worm source code [closed]

From where can you download worm source code? Need it for a project i am doing on honeypots. It does not matter whether it is a windows or linux worm.
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0answers
24 views

Unrestricted file upload on a cloud based platform [closed]

We have an unsecured file upload for the user to upload any file they want, our application is Azure based so they are stored as blobs not as a traditional "file on disk". Could malicious code still ...
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0answers
14 views

Will this code run in real machine or is it some kind of Anti Reversing code? [migrated]

I am reversing a file which is not running properly in Vmware.The code from the AEP is as shown below : POP EDI ; value of edi is 0x7C816D4F kernel32.7C816D4F PUSH EAX ;value of eax is 0 INC ...
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0answers
17 views

Conferences focusing on security threats posed by digital advertising [closed]

What are some conferences which address Security Threats posed by Digital Advertising?
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2answers
191 views

How should I deal with adware in chrome on ubuntu?

I use chrome (but also have firefox) on ubuntu 14.04 32-bit. Recently I started getting popups from 'softwareupdaterlp.com'. I had the sense to realize it was not legitimate and I didn't click install ...
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0answers
58 views

HTTP GET Request to a webpage that does not exist [closed]

I am seeing a machine is making a HTTP GET request to webpage (ex: www.sample.com/1.png), proxy devices respond with status code 407 (proxy auth required). But when I checked for the site via ...
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2answers
111 views

Limitations of botnets [closed]

My question is very closely related to this question but I didn't find my answer there. Specifically, I'm interested in whether the C2 server can modify aspects/properties of the malware and, if so, ...
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0answers
129 views

Is the process Wslxrqjet.exe, tagged 'Google Chrome', malicious?

Multiple instances (between 3 and 15) of this of this process Wslxrqjet.exe are running on my Windows 8 system at all times. Windows Task Manager 'Description' field for all instances is "Google ...
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1answer
108 views

Polymorphic/Metamorphic malware is written on low-level or high-level languages?

As a part of a course I study polymorphic/metamorphic malware. Every single paper and article I've stumbled upon mentions the techniques used by a malware to achieve polymorphism/metamorphism but non ...
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3answers
552 views

running malware - add exclusion?

I am having so many problems with my laptop and have 8 malicious items detected and 4445 non malware items detected is it better to quarantine or add exclusion I am Not sure what at exclusion means ...
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1answer
95 views

Recovering From Suspected MPEG Malware Attack

Against my better judgement I foolishly opened an MPEG video emailed to me from a friend's email address because the topic in the email was something we had recently discussed. I am fairly certain ...
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2answers
1k views

CloudFlare - prompted for “attention required”

I am getting a CloudFlare - attention required / security check prompt on most of the sites I visit through my Macbook running OS X Yosemite, these sites work perfectly on other devices (such as iPad, ...
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0answers
135 views

Can a hacker use someone else's IP address when running a scam?

I have a friend who works on a ship currently in Accra, Ghana. We do video chats but his system is extremely slow and sluggish. There have been times where our only form of communication is IM. A ...
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1answer
106 views

Is it possible to compromise Bing to redirect user to a malware?

I just got a new laptop and the first thing I wanted was to install Chrome. I opened IE and searched for "google chrome" in Bing. The first result was an ad with the link pointing to ...
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2answers
188 views

Attacker able to install screen capturing software in Windows 7 guest account

I am operating in a guest account of Windows 7. Could an attacker that got onto my PC through malware I installed, install a video program that records everything I do and send the result back to his ...
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1answer
66 views

Are there vulnerabilities in display connections? [duplicate]

I have been in the market for a DisplayPort KVM. Most of these products come from small companies I have never heard of and possibly do not trust. I understand the risk of plugging in USB to any ...
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1answer
90 views

Why an attacker would use a trojan over a spyware?

I'm trying to figure out some possible attack scenarios for a project I'm conducting. I've read plenty of material about malware and, in particular, spyware and trojans. While it's hard to find unique ...
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1answer
281 views

How does CryptoDefense ransomware encrypt large data with a (relatively) small RSA key?

I recently encountered some news about the recently new Ransomware called CryptoDefense: it uses RSA 2048 to encrypt your valuables and offers the private key for a price. (It's already been solved ...
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1answer
181 views

One or two machines in a network have been compromised. How to proceed [duplicate]

Edit This post has been marked as duplicate. While I have read the referenced thread I see some differences in the descibed situation. My scenario below is a non-server home network with both machines ...
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0answers
58 views

Any Suggestion Exchanging shared key between process via port in untrusted machine (infected my malware)?

I am trying to get shared key between Firefox extension and a java program running in same machine. I am communicating both application via socket. My assumption is that malware is running in ...
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0answers
380 views

Adobe Install Redirect

I have heard of the Flash virus floating around, but after reading more I do not believe I have it. When I go to http://get.adobe.com/flashplayer/ So that I can update, 'Install Now' will redirect ...
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1answer
709 views

Orbit Downloader botnet program removal [solved]

Recently (shortly after midnight on 10/8/2013) I installed and ran Orbit Downloader. After learning that the latest version (4.1.1.8) has a botnet-like module included I immediately stopped the ...
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0answers
36 views

Removing PHP Shell from server [duplicate]

I have looked at a few other questions related to this but nothing specifically answered what I was wondering about. Say for example you have a server that is infected with a php shell such as c99. ...
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0answers
57 views

How to remove rootkits and malware? [duplicate]

I have downloaded and ran the programme Rootkit Hunter and the results are worrying. I don't know much about malware other than a malicious individual has persistently been installing it onto my ...
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1answer
900 views

on stack execution on windows 7 :: metasploit :: meterpreter :: executable crypter

I posted this on stackoverflow, was advised to move it to security section. I was writing an executable crypter as an exercise with goal of Antivirus evasion, now the problem is the final executable ...
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0answers
177 views

Hidden Registry Strings - possible rootkit? [closed]

Win server 2003 R2 SP2 - no noticeable issues on the machine. When I create new strings in regedit, I hit refresh and they are gone! I try to re-add and it complains the string already exists. I am ...
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1answer
1k views

Why aren't sophisticated Malware written with .NET [closed]

I've been trying to research malware techniques lately, as malware analysis intrigues me. I've got a pretty heavy background in .NET, and based on my 7+ years in .NET, I feel that I could write a ...
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2answers
94 views

Course of action with this malware [duplicate]

After clicking in a fake "download here" button in a webpage for film downloads, a computer has got infected with what I believe to be an adware. I have located the file, VirusTotal gives this ...