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  • Book Overview & Buying Learning Android Forensics
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Learning Android Forensics

Learning Android Forensics

4.2 (6)
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Learning Android Forensics

Learning Android Forensics

4.2 (6)
Buy this Book

Overview of this book

If you are a forensic analyst or an information security professional wanting to develop your knowledge of Android forensics, then this is the book for you. Some basic knowledge of the Android mobile platform is expected.
Table of Contents (10 chapters)
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Preface
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Preface
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What this book covers
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What you need for this book
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Who this book is for
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Conventions
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Reader feedback
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Customer support
Free Chapter
1
1. Introducing Android Forensics
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1. Introducing Android Forensics
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Mobile forensics
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The mobile forensics approach
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Challenges in mobile forensics
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The Android architecture
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Android security
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2. Setting Up an Android Forensic Environment
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2. Setting Up an Android Forensic Environment
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The Android forensic setup
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The Android SDK
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Connecting and accessing an Android device from the workstation
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Android Debug Bridge
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Rooting Android
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ADB on a rooted device
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Summary
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3. Understanding Data Storage on Android Devices
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3. Understanding Data Storage on Android Devices
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Android partition layout
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Android file hierarchy
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Application data storage on the device
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Android filesystem overview
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Summary
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4. Extracting Data Logically from Android Devices
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4. Extracting Data Logically from Android Devices
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Logical extraction overview
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Manual ADB data extraction
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ADB backup extractions
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ADB Dumpsys
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Bypassing Android lock screens
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Cracking an Android pattern lock
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Android SIM card extractions
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Issues and opportunities with Android Lollipop
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Summary
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5. Extracting Data Physically from Android Devices
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5. Extracting Data Physically from Android Devices
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Physical extraction overview
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Extracting data physically with dd
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Extracting data physically with nanddump
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Analyzing a full physical image
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Imaging and analyzing Android RAM
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Acquiring Android SD cards
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Advanced forensic methods
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Summary
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6. Recovering Deleted Data from an Android Device
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6. Recovering Deleted Data from an Android Device
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An overview of data recovery
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Recovering data deleted from an SD card
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Recovering data deleted from internal memory
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Analyzing backups
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Summary
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7. Forensic Analysis of Android Applications
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7. Forensic Analysis of Android Applications
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Application analysis
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Determining what apps are installed
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Wi-Fi analysis
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Contacts/call analysis
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SMS/MMS analysis
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User dictionary analysis
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Gmail analysis
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Google Chrome analysis
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Google Maps analysis
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Google Hangouts analysis
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Google Keep analysis
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Google Plus analysis
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Facebook analysis
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Facebook Messenger analysis
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Skype analysis
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Snapchat analysis
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Viber analysis
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Tango analysis
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WhatsApp analysis
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Kik analysis
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WeChat analysis
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Application reverse engineering
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Summary
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8. Android Forensic Tools Overview
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8. Android Forensic Tools Overview
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ViaExtract
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Autopsy
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ViaLab Community Edition
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Summary
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Conclusion
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Index
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Index

Bypassing Android lock screens

Lock screens are the most challenging aspect of Android forensic examinations. Frequently, the entire investigation depends on the examiner's ability to gain access to a locked device. While there are methods to bypass them, this can be highly dependent on the OS version, device settings, and technical capabilities of the examiner. There is no magical solution that will work every time on every device. Commercial forensics tools such as Cellebrite and XRY have fairly robust bypass capabilities, but are far from infallible. This chapter will show how an examiner can increase their odds of bypassing locked devices with free tools and methods.

Note

An examiner should never attempt to guess a Pattern/PIN/Password on the device. Many manufacturers implement a setting that will wipe the device after a number of failed attempts. Many also allow the user to lower that number.

Lock screen types

There are many methods used to secure a device, and the methods for bypassing...

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