Detection is the act of discovering and/or determining the existence, presence, or fact of something.

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7
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2answers
13k views

How can I detect which background application is using the camera, microphone or GPRS?

I want to learn how to write and Android application that can detect a run time spy application. In this instance, a "spy application" is a background application that uses the camera, microphone and ...
1
vote
1answer
44 views

Is rootkit detection by comparison of file, process and connection lists a good practice?

I'm currently reading the Blue Team Handbook and one of the recommended methods to detect rootkits is to compare technical data obtained from various sources. As I understood it this is practiced like ...
1
vote
0answers
57 views

Detecting disabled Chrome plugins using JavaScript

My cable was on the fritz this weekend and I had to visit a friend to watch HBO online. Something weird happened that has been bothering me. I have disabled the Flash plugin on Chrome, since all ...
2
votes
1answer
68 views

Can multiple transactions of the same amount in a short time be considered fraud/corruption?

Back story In South Africa there is a website where I can buy prepaid electricity online for my apartment. When buying I did not get the token to use on my metered box. I had a chat with them today ...
7
votes
2answers
113 views

Detecting Process Hollowing

I was brainstorming methods of detecting process hollowing and other forms of code injection, and this one seemed pretty robust. Would it be possible for a "process hollowing scanner" to enumerate ...
0
votes
2answers
44 views

Spam mails originating from botnet

Background I am working on spam detection at the receiver side,i.e where all mails are delivered,i.e at the mailserver side. Spammers are capable of sending spam mails through Bots,Open relays and ...
2
votes
1answer
212 views

How to configure Kismet to redetect same BSSIDs in a loop?

So I am working on a tool to detect any wifi device using Kismet. When I use Kismet, it works fine, but my problem is, it detects a device once, and until the MAC changes, it wont detect it again. ...
1
vote
2answers
95 views

Risks in avoiding AdBlock detection by importing cookies or simulating the displaying of ads

I've increasingly been finding that many of the websites that I access have now been requesting whitelisting by my adblocker. Sites that do this like Forbes, NDTV, do not allow you to proceed until ...
3
votes
2answers
225 views

Is this enough for an NIDS

I am doing my senior project on network intrusion detection system (Ethernet networks) and I am having a bit of trouble deciding if I have added enough features. Currently the system detects the ...
1
vote
1answer
34 views

Scan detection Tool better than Snort Portscan Preprocessor

I am working on detection of Scanning activities of Bots/Worms. I have found that Snort Portscan Preprocessor detects Scan activities. I have tweaked Snort Portscan Preprocessor to detect different ...
0
votes
1answer
54 views

How to check how I was hacked? [duplicate]

Today I was notified by DigitalOcean that my droplet was hacked and a DDOS attack was generated from it. It was a droplet I used as a staging server for a webapp I will send to production later, and I ...
2
votes
2answers
111 views

Finding a backdoor on a server?

Let's say I hire someone (freelance), for IT work on an Ubuntu server. The server has a good firewall, I run clamav, chkrootkit & rkhunter scans weekly, and I try to keep good practices. The ...
2
votes
1answer
397 views

How can I hide a program from another program?

If program A scans RAM, running processes and whatever, can I hide program B from being detected by A? Basically, I don't want program A to detect program B, or at least, stop it from identifying ...
1
vote
1answer
48 views

is browser the only app that can set supercookies?

I'm trying to identify a if a website uses tracking cookies beyond ordinary cookies, that get deleted when I click "Delete cookies". The work plan is to run a clean virtual machine, use a software ...
3
votes
1answer
202 views

How to detect mimikatz usage on LAN

My boss is has made it clear that we need better ways of detecting mimikatz usage on the network- and I would agree. In place already for detection is suricata/ET PRO rule set on a couple of taps. ...
21
votes
3answers
2k views

Would it be plausible to write your own anti-crypto-ransomware tool? [closed]

Question After reading about how basic ransomware targets and encrypts your files. I was wondering if it would be plausible to write your own script to try and detect such activities? Initial ...
1
vote
0answers
41 views

circumventing cameras [closed]

We have Samsung wired cameras placed in 9 different places in the home. Somehow they are being circumvented and a laser doesn't seem to be the way it is happening as bright flashes do not appear on ...
2
votes
1answer
78 views

Tap-mode IPS vs IDS

It is my understanding that tap mode IPS, unlike in-line mode, is passive and cannot prevent attacks. In that case, what is the difference between an IDS and a tap mode IPS? I've checked out several ...
3
votes
4answers
2k views

Are malicious scripts in batch files detected by antiviruses?

We have many scripts in shared folders in our IT Department. Are malicious scripts in batch files detected by antiviruses?
1
vote
0answers
11 views

snort spp_sfPortscan Preprocessor Customization [closed]

I am working in snort 2.9.8.0. I want to modify the snort code for Portscanning Detection,i.e spp_sfPortscan.c and its related code to build a customized portScan detector. Ex:suppose A is scanning ...
1
vote
4answers
306 views

Fraud detection to avoid fake users

I know there is no 100% solution for fraud detection, but at least I want to set some level of confidence in this use case. Suppose that I have a system where: A user need to make a registration A ...
2
votes
0answers
60 views

Rogue Containment on a wired network (mostly)

I work as a security analyst for a large company. The answer must provide remote support. We are currently looking to build a piece of software (integrating existing products with home grown ...
4
votes
1answer
62 views

Security monitoring in the cloud?

I am working for a company which works with PHI, HIPAA, PCI and other highest sensitivity data. Their current security architecture uses hardware network monitoring tools to monitor the network ...
27
votes
4answers
2k views

Fake users in database for compromise detection

I have read of sites* adding fake users to their databases and then monitoring their usage. One of these fake users being used or even attempted login may mean database compromise etc. This sounds ...
1
vote
2answers
479 views

Signal listening

Is there a way to know if someone listens to signal I produce (air signal as well as signal on network)? Is there a way to know if the signal was listened along the way until the signal is reached to ...
2
votes
1answer
106 views

Effectiveness of Secure Boot on kernel-mode rootkit detection

With so many new patches and updates, how effect is Secure Boot on detecting kernel-mode rootkits?
3
votes
1answer
64 views

Detect a Virtual Machine on my Wifi?

Is there a way to detect whether a machine connected to my wifi is a physical machine or a virtual machine?
3
votes
3answers
163 views

Detection and monitoring of important events on OpenVPN server

If an attacker can establish a VPN connection to the company network and have access to internal resources (by getting various certificates and credentials used to authenticate to the VPN server), ...
5
votes
1answer
351 views

Is it possible to detect DPI (Deep Packet Inspection)?

If one suspects one's packets are subject to DPI, how can it be detected?
6
votes
2answers
392 views

Can network admin detect port scan on a certain host?

Say, my laptop is connected to a large WiFi network with many other users. If a port scan is run on my IP by somebody else on the same WiFi network, is it possible for the network admin (or anybody) ...
0
votes
1answer
112 views

Strange browsing problem, unknown images

When I open any site, I sometimes see unknown images replacing the original images on the website. They are not ads and can't be clicked. Just random images of people, cartoons etc. When I refresh ...
-2
votes
2answers
104 views

Unpredictability vs Predictability [closed]

Unpredictability and Predictability in security. I am tasked to come up on which is more important in terms of security, if possible, on cyber security. After reading through several articles on ...
69
votes
11answers
6k views

Sanitize computer after Homeland Security seizure [closed]

I flew from overseas back to the USA and all my electronic equipment was seized by Homeland Security, including my laptop computer, external hard drives, flash drives, etc. After more than a month I ...
0
votes
3answers
171 views

If I connect to a website using a cellular network, and change the sim card and connect again with the same phone, will they find its the same phone?

I read on a blog that when you connect to a website with your phone they track the model number id of the device, or something like it. I don't remember what its called. Even if you change your sim ...
0
votes
1answer
157 views
2
votes
4answers
1k 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
votes
1answer
282 views

How to detect a Dionaea Honeypot, is it possible or not?

There is a question like this but the answers aren't sufficient to me. I am interested in a honeypot project and I use the dionaea honeypot. This project is really cool, but there is a problem. How ...
6
votes
1answer
3k views

How does a website detect proxy? [duplicate]

How can a specific website detect that I'm surfing via proxy? Is there a way to use proxy and not get detected? If so, how?
-2
votes
2answers
114 views

Is it possible for a website, by knowing the public IP only, to detect the exact smartphone device I'm using?

If with the same smartphone device I surf to one website (each time with a different IP, different SIM card and no saved cookies or cache), is it possile to detect that I'm using the same device? If ...
4
votes
4answers
4k views

bot detection via browser fingerprinting

I've recently noticed that a few companies have begun to offer bot and scraping protection services based on the idea of browser fingerprinting to detect them, and then blocking the specific ...
1
vote
1answer
318 views

What does the http_uri content modifier do is SNORT

I am very confused about exactly what http_uri does. Can someone explain this to me w.r.t NORMALIZED and UNNORMALIZED uri fields?
2
votes
1answer
99 views

Why do phishing sites use images instead of just copying the HTML?

Why do phishing sites use pictures of the full site (e.g., they took screenshot and broke it up) instead of just copying the real HTML and modifying the target for form submission of username/...
2
votes
1answer
3k views

How to simulate network attacks and use wireshark to detect them?

I am working on a project which involves me to simulate a network attack and to use wireshark to detect the attack. DOS/MIM etc. I have found the following links that provided help but there are still ...
0
votes
2answers
395 views

Detecting RDP on non-standard ports

How can RDP connections on the network be identified if they are no longer using TCP 3389 and instead using a non-standard port? If the administrator of a system changed the port for remote ...
5
votes
1answer
159 views

What is the proliferation of IMSI Catchers?

We know that IMSI-catcher detectors such as the Android-IMSI-Catcher-Detector project exist, but has anyone done a field study across various parts of the world as to how many there are and where? ...
1
vote
2answers
573 views

Malicious self-executing code can only exist in EXIF data in JPEG images?

Let's say we got an infected JPEG image that just by viewing it can automatically execute the malicious code stored inside it. It can do this either by taking advantage of the image viewer's security ...
1
vote
2answers
254 views

How can I detect unencrypted self-executing code in JPEG images?

Assuming that I have an infected image containing a self-executing malicious code that targets my image viewer and executes when I open the file. Supposing also that my computer is completely clean ...
33
votes
4answers
33k views

How do you know your server has been compromised?

I recently helped a client who had their server hacked. The hackers added some PHP code into the header of the homepage redirecting the user to a porn website — but only if they came from Google. This ...
6
votes
3answers
3k 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 ...
6
votes
3answers
17k views

How can I detect a VPN connection (even just in some cases) to get the real location of the user

I'm creating a web site, I would like to allow people to sign-up only from their "real" physical location (not using a VPN). I was thinking maybe comparing local and server time... what else...? ...