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Forensics 101

This category contains 49 posts

Asking A VPS To Image Itself

by Chris Cohen There is a Linux Virtual Private Server (VPS) that you have been tasked to collect using a forensically sound method while ensuring confidentiality, integrity and availability. You have the password for a user who has ssh access to a shell account on that VPS and the user is in the super user … Continue reading

Samsung sBrowser – Android Forensics: A Look Into The Cache Files

by Robert Craig and Michael Lambert Abstract Samsung devices are a large portion of the Android OS market.  Samsung has its own Internet Browser, “sbrowser”, installed onto their devices.  All web browsers leave artifacts from user activity.  The “sbrowser” cache files were similar to other browsers.  An embedded source URL gave insight where the cached … Continue reading

Unlocking The Screen of an LG Android Smartphone with AT Modem Commands

by Oleg Davydov, CTO, Oxygen Forensics Modern smartphones are much more than just a device for voice calls. Now they contain a lot of personal data – contact list, communication history, photos, videos, Geo tags etc. Most smartphones can also work as a modem. Almost every modem is Hayes-compatible which means it supports commands of the … Continue reading

Mobile Forensics Monkey Wrench: iOS 10.2 and Encryption

by Patrick Siewert, Pro Digital Forensic Consulting It’s not secret to those involved in the study and practice of mobile forensics that Apple likes to throw us curve balls with almost every new iteration of the iOS operating system. It turns out, iOS 10.2 is no different (released December 12, 2016). A conversation began recently … Continue reading

Windows 10 PE for Digital Forensics

by Robin Brocks, IT Forensic Expert and Incident Responder Only a few years ago, it was a real pain creating a portable Windows on CD/ DVD or thumb drive, because the Operating System was not prepared to run on those media. There have been numerous projects and volunteers, like BartPE or the WindowsFE (Forensic Edition), to … Continue reading

New Federal Rule of Evidence to Directly Impact Computer Forensics and eDiscovery Preservation Best Practices

by John Patzakis, X1 A key amendment to US Federal Rule of Evidence 902, in the form of new subsection (14), will go into effect on December 1, 2017. This amendment will significantly impact eDiscovery and computer forensics software and its use by establishing that electronic data recovered “by a process of digital identification” is … Continue reading

Forensic Implications of iOS Lockdown (Pairing) Records

by ElcomSoft In recent versions of iOS, successful acquisition of a locked device is no longer a given. Multiple protection layers and Apple’s new policy on handling government requests make forensic experts look elsewhere when investigating Apple smartphones. In this publication, we’ll discuss acquisition approach to an iOS device under these specific circumstances: Runs iOS … Continue reading

SQLite Database Forensics – ‘Sleep Cycle’ Case Study

Recently one of our users, Dan Saunders, was kind enough to write up his experience using the Forensic Browser for SQLite on a database that was not supported by any other forensics tools – this is his story: SQLite databases are becoming more and more of a focus point for the present day Digital Forensics … Continue reading

Using SQL as a date/time conversion tool

A few weeks ago I spent a little time looking at Triggers and to get to know them better I wanted to make use of them and so I knocked up a small application where if an integer is pasted into a cell in a table (the base cell in the screen shot below) then … Continue reading

Investigation and Intelligence Framework (IIF) – an evidence extraction model for investigation

Authors Alan, Kelvin, Anthony and Zetta (VXRL) Disclaimer This framework was first introduced in DFRWS EU 2014 (the first DFRWS conference in Europe) at Amsterdam held in May and later presented at Hacks in Taiwan 2014 (HITCON) which is a high-tech security conference in Taiwan held in August. Abstract Digital forensics investigators are facing new challenges every … Continue reading

Can You Get That License Plate?

We find ourselves analyzing new surveillance videos almost every day, and in most cases we can either solve the problem very quickly or understand (even quicker) that there is no information to recover in the video. In special cases though, where something very specific and strange happened, or the problem is very complex, it can take … Continue reading

The Complete Workflow of Forensic Image and Video Analysis

In this article we’ll describe the complete workflow for image and video forensics. In fact, just like computer forensics is not only simply copying and looking at files, forensic video analysis is broad and complex and there are many steps that are commonly missed and rarely taken into account. It can be quite overwhelming if we … Continue reading

Browser Anti Forensics

This write-up is just to demonstrate that how one’s browser history can go off track misleading the examiner. An investigator can identify it by noticing the odd in history, sample given in Figure 2. Let’s first take a closer look at this page below (Figure 1)– the URL (says cnn.com) and the title of tab … Continue reading

WeChat Forensics

Rapid growth of the usage of OS X has inspired forensic researchers to analyze devices such as the iPad, iPhone and Mac deeply.  Therefore, OS X forensics, starting from Jonathan Zdziarski in 2008, became a very hot topic.  However, most of the research and trainings are focused on file system analysis.  Although there are some … Continue reading

Considering A Career in Audio-Video Forensics? Enhance Your Prospects With Continuing Education

Have you ever discovered a software feature that, had you known of it sooner, could have helped you in a prior case? Have you been using the same software methods and workflow procedures for the least two years? If you answered yes, then this article is for you. I remember touring a multimedia studio in … Continue reading