Insights
This blog has been taken from Malcore’s analysis results. The points below are not an exhaustive list. For a full view of Malcore’s static analysis of the Westpac App APK view it on Malcore.
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Discovered Trackers
Adobe Experience Cloud
Facebook Share
Bolts
Google Firebase Analytics
Facebook Analytics
Google Tag Manager
Appdynamics
High severity warnings from code analysis
Insecure Implementation of SSL. Trusting all the certificates or accepting self signed certificates is a critical Security Hole. This application is vulnerable to MITM attacks.
The App uses an insecure Random Number Generator.
App creates temp file. Sensitive information should never be written into a temp file.
App can read/write to External Storage. Any App can read data written to External Storage.
This App may request root (Super User) privileges.
App uses SQLite Database and execute raw SQL query. Untrusted user input in raw SQL queries can cause SQL Injection. Also sensitive information should be encrypted and written to the database.
This App has capabilities to prevent against Screenshots from Recent Task History/ Now On Tap etc.
Suspicious severity warnings from code analysis
Application attempts to discover build version of device.
Dangerous Labelled permissions from Android
Android Dangerous labelled permissions as Dangerous from this library https://developer.android.com/reference/android/Manifest.permission.
Name: ACCESS_COARSE_LOCATION
Description: Access coarse location sources, such as the mobile network database, to determine an approximate phone location, where available. Malicious applications can use this to determine approximately where you are.
Name: BLUETOOTH
Description: Allows an application to view configuration of the local Bluetooth phone and to make and accept connections with paired devices.
Name: ACCESS_FINE_LOCATION
Description: Access fine location sources, such as the Global Positioning System on the phone, where available. Malicious applications can use this to determine where you are and may consume additional battery power.
Name: ACCESS_NETWORK_STATE
Description: Allows an application to view the status of all networks.
Name: WRITE_EXTERNAL_STORAGE
Description: Allows an application to write to the SD card.
Name: READ_EXTERNAL_STORAGE
Description: Allows an application to read from SD Card.
Name: QUERY_ALL_PACKAGES
Description: Allows query of any normal app on the device, regardless of manifest declarations.
Name: CALL_PHONE
Description: Allows the application to call phone numbers without your intervention. Malicious applications may cause unexpected calls on your phone bill. Note that this does not allow the application to call emergency numbers.
Name: READ_PHONE_STATE
Description: Allows the application to access the phone features of the device. An application with this permission can determine the phone number and serial number of this phone, whether a call is active, the number that call is connected to and so on.
Name: CAMERA
Description: Allows application to take pictures and videos with the camera. This allows the application to collect images that the camera is seeing at any time.
Name: WAKE_LOCK
Description: Allows an application to prevent the phone from going to sleep.
Name: RECORD_AUDIO
Description: Allows application to access the audio record path.
Name: READ_CONTACTS
Description: Allows an application to read all of the contact (address) data stored on your phone. Malicious applications can use this to send your data to other people.
To view how these results compare within industry see our analysis:
To view how these scores are created visit our transparency post where we published a description of our phone application threat scoring algorithm.