312-49V11 · Question #45
In a critical investigation, forensic experts aim to perform physical acquisition on a rooted Android device using the dd command. This method ensures comprehensive replication of all data…
The correct answer is D. Connect the device, acquire the root shell, identify the source and destination, and execute DD. According to the CHFI v11 Mobile Device Forensics objectives, physical acquisition of an Android device aims to obtain a bit-by-bit image of the device's storage, allowing investigators to recover deleted files, unallocated space, and hidden artifacts. When a device is rooted…
Question
In a critical investigation, forensic experts aim to perform physical acquisition on a rooted Android device using the dd command. This method ensures comprehensive replication of all data, including hidden and deleted files, demanding precise execution. What steps are involved in physical acquisition on a rooted Android device using the dd command?
Options
- AEstablish a secure connection, navigate to the root directory, and execute DD remotely.
- BUse custom hardware, connect directly, and execute DD for acquisition.
- CConnect via Bluetooth, gain root access, and execute DD with source and destination.
- DConnect the device, acquire the root shell, identify the source and destination, and execute DD.
How the community answered
(46 responses)- A4% (2)
- B11% (5)
- C4% (2)
- D80% (37)
Explanation
According to the CHFI v11 Mobile Device Forensics objectives, physical acquisition of an Android device aims to obtain a bit-by-bit image of the device's storage, allowing investigators to recover deleted files, unallocated space, and hidden artifacts. When a device is rooted, investigators can leverage low-level Linux utilities such as the dd command to perform this acquisition. The correct forensic procedure involves first connecting the Android device to the forensic workstation, typically via USB using ADB. The investigator must then obtain a root shell, as root privileges are mandatory to access raw block devices (for example, /dev/block/mmcblk0). Next, the investigator must identify the correct source (the physical partition or block device) and define the destination, which may be an external storage location or a streamed image file captured on the forensic workstation. Finally, the dd command is executed with precise input (if=) and output (of=) parameters to create a forensic image.
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