WeChat analysis

WeChat is a messaging app with over 100,000,000 downloads in the Play Store.

Package name: com.tencent.mm

Version: 6.0.2

Files of interest:

Note

Some of the following paths contain an asterisk (*). This is used to indicate a unique string that will differ for each account. Our device had 7f804fdbf79ba9e34e5359fc5df7f1eb in place of the asterisk.

  • /files/host/*.getdns2
  • /shared_prefs/
    • com.tencent.mm_preferences.xml
    • system_config_prefs.xml
  • /sdcard/tencent/MicroMsg/
    • diskcache/
    • WeChat/
  • /sdcard/tencent/MicroMsg/*/
    • image2/
    • video/
    • voice2/
  • /MicroMsg/
    • CompatibleInfo.cfg
    • */EnMicroMsg.db

The *.getdns2 files found in /files/host can be opened as text files or in a hex editor. There is a section called [clientip] that shows the IP address from which the user connected ...

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