Facebook Messenger analysis

Facebook Messenger is a messaging app separate from the main Facebook application. It has over 500,000,000 downloads in the Play Store.

Package name: com.facebook.orca

Version: 18.0.0.27.14

Files of interest:

  • /cache/
    • audio/
    • fb_temp/
    • image/
  • /sdcard/com.facebook.orca
  • /files/ rti.mqtt.analytics.xml
  • /databases/
    • call_log.sqlite
    • contacts_db2
    • prefs_db
    • threads_db2

The /cache/audio directory contains audio messages sent through the application. The files have a .cnt file extension, but are actually .riff files that can be played with Windows Media Player, VLC media player, and other programs.

The /cache/fb_temp path contains temp files for images and video sent through the application. It is unclear how long these files will remain. In our ...

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