Computer forensics works to analyze information on computer systems in an attempt to find evidence regarding certain actions to achieve certain goals.

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Forensics in the cloud

I recently did a university module on digital forensics and learned a lot about the process, and techniques, of digital forensics investigations. We didn't actually cover the cloud although I ...
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Find out what Linux software is trying to phone home

I have seen some suspicious outbound communications blocked on my VPS, which hosts a small experimental Web site, and want to find out which application is making the attempt. The server is running ...
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44 views

Steganography for BMP [closed]

I came across with steganography courses recently and was very new on this. I was given a BMP image which consist of hidden message in this BMP image. Just wanted to know how can I start to analyse ...
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86 views

Mount Iphone for Forensic Analysis

How do I mount my iphone to look at it's files forensically? I have FTK Imager (the only free program I could find) and it doesnt mount it. I am looking to get the cell tower logs (Cells.plist) file ...
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An attacker got a few 128bit TrueCrypt keys from a RAM analysis. What can he do?

I'm trying to simulate a possible attack scenario for my studies. I've got a image, which has a encrypted disk, encrypted by TrueCrypt (confirmed). TrueCrypt is installed on the image itself too. ...
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61 views

Get PGP Private Key from RAM analysis RSAKeyFind

For an experiment, I'm trying to open a 2048-bit RSA encrypted mail on a image. Using this fresh image, I made a memory dump and analysed the dump for RSA keys. Now, several RSA keys have been ...
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164 views

What can I do with private 128 bit AES Keys?

For my studies, I am required to do an investigation on a fictional criminal VMWare image. The image is suspected of participating in DDoS attacks and other illegal activities. On this PC TrueCrypt is ...
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3k views

How to Investigate Wi-Fi Intrusion and where to look for evidence?

I'm trying to figure out how to configure a network so that I can tell what an intruder did (in the past) while on the network after they are detected. eg. If someone with a wi-fi enabled laptop ...
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How to trace malicious hackers?

What are some of the ways law enforcement agencies can trace a hacking attempt back to the hacker? IP and MAC addresses can be spoofed easily, hackers can easily hide their tracks using compromised ...
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554 views

Prove that you deleted the file

Is it possible to prove a date that you Deleted a file through the recycle bin? I delete a folder of pictures 2 months ago and somebody is asking to prove that I did it.
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Can wiped SSD data be recovered?

I was reading another post on destroying IDE drives, and how you could remove data, wipe it, or just destroy the drive. The removed data would still be there in some state, although not easily ...
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How do I forensically determine whether a mobile phone has been infected with a spy suite?

What is the best way of forensically determining that spyware software has been installed on the phones without making any changes to the phone(s)? I have Blackberry and iPhone 4 phones that are ...
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Defamatory post - obtaining evidence tracing perpetrator right to his laptop

A month ago, someone posted an ad with my personal details, including my home address, my phone number and my photo on an ad with very a very defamatory write up. What followed was a week of calls ...
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Scanning for files than have been encrypted by CryptoLocker

I am just asking in case someone has already done the analysis. A customer has a large set of network drives that were mapped to a CryptoLocker infected machine. The infection itself has been treated. ...
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4answers
141 views

Is it possible to recover securely deleted data from H.D.D using the forensics?

I just want to know if it's possible to recover and see securely(or wiped out) deleted data from H.D.D using forensics ? Imagine police have arrested a hacker and that hacker,before getting ...
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790 views

Why is it so hard to trace origins of DDOS attacks?

According to the July 2009 cyber attacks Wikipedia article, US & South Korean governments suffered a DDOS attack on their websites. However, up till now they have not been able to find any ...
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Detecting Steganography in images

I recently came across an odd JPEG file: Resolution 400x600 and a filesize of 2.9 MB. I got suspicious and suspected that there is some additional information hidden. I tried some straight forward ...
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931 views

Are there any tell-tale signs of self-hacking? [closed]

After the Mt.Gox crash, and also keeping in mind recently published attacks on Target and Neiman Marcus, one is led to believe that sometimes so-called hacking is perpetrated by insiders. What are ...
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169 views

How to decrypt passwords gained by wireshark? [closed]

We are trying to see who is using network VPN. I used Wireshark to sniff the network, I gained some users and passwords. The usernames were in plain text, but the passwords were in two different ...
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422 views

How does one go about network forensics investigation with no prior knowledge?

I am being asked to perform a forensics investigation on a network. The reason being that for the past few months strange things are happening on the network. VLANs are being deleted, configuration ...
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160 views

Linux Physical memory analysis using hexeditor for Forensics

I am about to forensics investigation of a linux physical memory. I have dumped an ARM Linux which the profile is not listed in Volatility, so I could find the process and the latest command using ...
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1k views

Forensic research: What OS to use [closed]

I have been given an assignment from my school, in wich I have been given a Virtual image of a compromised system. The first thing I need to do is setup a environment to wich we can mount the image. I ...
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200 views

Deep international spy forensics: what hw really needs to be destroyed?

True Scenario: Representatives from the GCHQ went into The Guardian newspaper corporate office in London and demanded top secret data (leaked by Edward Snowden) be returned to authorities. The senior ...
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PC showed evidence of a phone being attached for no obvious reason. Theories on why? [closed]

Connecting via remote desktop to a Windows 7 machine today showed the last couple of seconds of a windows device installing and the "Your device is ready" popup for a Sony Xperia T. Going to ...
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806 views

Secure erase iOS devices

All iOS devices from the iPhone 3GS have a hardware encryption chip, right? When you erase an iOS device with the "Erase All Content and Settings" menu item or via Remote Wipe the encryption keys are ...
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48k views

How to detect if files were saved or copied to a USB drive?

How can I find out if files from my computer were written/copied/moved to a USB storage device? I want to know if there is a solution that would work in a system that has not got any ...
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94 views

What is the full extent of information about my computer that a website can get?

I need to know what all information a random website can get from my computer, and whether a website can tell which of my two computers on the same router I'm using. I know websites can determine ...
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481 views

File system history on USB drives

I want to find out who deleted a specific file from a USB disk. The disk is formatted as NTFS. The file was deleted while the disk was plugged into a Windows 7 system. However, while I do have ...
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859 views

Can anonymizing techniques make you less anonymous?

There's a recent report in the news of a Harvard student who emailed in a bomb threat so as to postpone year-end exams. According to the report, he carefully covered his tracks using the best ...
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284 views

Is my computer trying to download something malicious from Dropbox?

My wife's computer was recently compromised and I have tried to clean it. I installed Microsoft Network Monitor to see if there was any unexplained internet traffic and I noticed a connection to ...
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266 views

How would a keylogger bypass Wireshark sniffing?

I often see malicious keyloggers being advertised as having anit-wireshark feature. Meaning their data can't be sniffed. Is it possible to do so? How would they do it? My guess is that they just ...
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74 views

Should digital forensics examiners avoid the term “evidence” outside legal proceedings? [closed]

This is what the authors of the book "Digital Forensics with Open Source Tools" say about the term evidence: The examiner reveals the truth of an event by discovering and exposing the remnants of ...
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What to do when I found a spyware that my spouse has installed?

Today I was trying to uninstall some application and I was very surprised to see this entry in my applications list Then I try to find what is this and I finally found it in "Program Files". After ...
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Forensic analysis of Android sqlite db's

In an extraction of com.facebook.katana/Database db files (fb.db and webview.db), I get: [fb.db] If I use an hexadecimal editor to open those files, even when there is no sqlite record named c_user, ...
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Retrieving OSx Keychain passwords

I have a computer forensics style osx login.keychain file that I am trying to find the passwords from. I have a very weak mac which I used crowbarkc on to try and brute force but the horsepower is ...
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117 views

SIEM v/s Network Forensic

when SIEM is already implemented in a enterprise network; does it not do all tasks and report like network forensic investigation? Or can we do away with SIEM and have only Network Forensic tools ...
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122 views

Can plain text be hidden/accessed in laptop Firmware? (or elsewhere, not HDD/SSD)

Scenario: I just took 1 page of text (.odt) and copied it into a plain text document, that happens to result in a 3KB file. With that as a random size criteria for discussion, CAN code be written to ...
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Special form of file system to prevent recovering after secure wipe data

I'm looking for file system with reasonably error corrections, but rugged against forensic after wipe. Say, encrypted container via loop mounted like ext4 - journal file system. This is good ...
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4k views

How can you see the device history of a computer when doing forensics?

I was reading this post on Slashdot which talks about the process of gathering evidence from a computer as part of an investigation. The post mentions being able to see the history of devices ...
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Is there a hard-to-spoof identifier associated with a physical hard disk

I would like to salt the pass phrase with the drive id in such a way that, if the disk were imaged to a new drive with a different id, (e.g. by a government forensics specialist) then the image would ...
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207 views

What do I need to be aware of to select a transfer method for digital forensic data?

I have a question which relates to use of forensics technology to gather evidence from mobile / portable workstation / devices? I would try to better explain this scenario, by considering a work ...
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290 views

How do i know if I have moved or copied a file from my SD card to PC? [closed]

is there any way to know if the file I have on my mini-SD card was moved or copied to my PC? i have sensitive files on my SD card which is stolen and i cant remember if I cut or copied the file from ...
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312 views

Digital Forensic test image?

Does anyone know where I can get a free forensic test image for FTK? I need it to be below 5000 files for the demo. I found one but it is larger than 5k and it spits errors back at me.
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941 views

How can I view the NTFS $MFT using correct field names?

I am trying to view an NTFS master file table. Each tool I have used so far extracts all of the entries, but puts non standard headers such as STANDARD_INFORMATION_ON instead of say ...
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5answers
1k views

How can I find the source of traffic allegedly originating from my IP address?

I have a problem that has been going on for at least 6 weeks. I have Time Warner for my Internet provider and some websites hosted at GoDaddy. From what GoDaddy tells me the reason I can not view ...
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1answer
154 views

Decoding SMS in Chinese extracted from a Blackberry

I have a bunch of SMSs in Chinese from a forensic extraction of a blackberry bold 9780 via Cellebrite UFED. While messages in English are clear-text readable (making me feel that this has nothing to ...
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How to make / dump contents of memory for forensics analysis?

I work as a Information Security analyst and was recently tasked to look into Incident response + computer forensics related topics. For starters, I am experimenting on my PC which is running Windows ...
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Files deleted by some Employee . How to find what time it happened and whether done from another computer on network? [closed]

My Files got deleted by any Employee . How to find what time it happened and whether done from another computer on network ? The files were in shared drive in the computer. I am using windows 8. What ...
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173 views

Definitions of computer forensics and information security [closed]

I'm about to do my master and I need to make a decision on what course I should take now I have two options either computer forensics or information security What I want to know is: What is the ...
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185 views

Can linux (be made to) detect foreign connections to the ram bus?

I've been made aware on many answers and some comments that an attacker can read memory while a system is still running by attaching some sort of connection directly to the ram bus. Can linux ...