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 Outlook App APK view it on Malcore.
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Discovered Trackers
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Microsoft Visual Studio App Center Analytics
Google Firebase Analytics
Microsoft Visual Studio App Center Crashes
Adjust
IAB Open Measurement
AppNexus
High severity warnings from code analysis
Files may contain hardcoded sensitive information like usernames, passwords, keys etc.
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.
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.
App can read/write to External Storage. Any App can read data written to External Storage.
The App uses an insecure Random Number Generator.
App creates temp file. Sensitive information should never be written into a temp file.
This App download files using Android Download Manager
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: WRITE_SETTINGS
Description: Allows an application to modify the system's settings data. Malicious applications can corrupt your system's configuration.
Name: READ_CALENDAR
Description: Allows an application to read all of the calendar events stored on your phone. Malicious applications can use this to send your calendar events to other people.
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: WRITE_CALENDAR
Description: Allows an application to add or change the events on your calendar, which may send emails to guests. Malicious applications can use this to erase or modify your calendar events or to send emails to guests.
Name: MANAGE_ACCOUNTS
Description: Allows an application to perform operations like adding and removing accounts and deleting their password.
Name: REORDER_TASKS
Description: Allows an application to move tasks to the foreground and background. Malicious applications can force themselves to the front without your control.
Name: READ_SETTINGS
Description: Allows applications to read the global setting of the device it is running on
Name: ACCESS_NETWORK_STATE
Description: Allows an application to view the status of all networks.
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: 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: WRITE_SYNC_SETTINGS
Description: Allows an application to modify the sync settings, such as whether sync is enabled for Contacts.
Name: AUTHENTICATE_ACCOUNTS
Description: Allows an application to use the account authenticator capabilities of the Account Manager, including creating accounts as well as obtaining and setting their passwords.
Name: GET_ACCOUNTS_PRIVILEGED
Description: Allows access to the list of accounts in the Accounts Service.
Name: WRITE_CONTACTS
Description: Allows an application to modify the contact (address) data stored on your phone. Malicious applications can use this to erase or modify your contact data.
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.
Name: MODIFY_AUDIO_SETTINGS
Description: Allows application to modify global audio settings, such as volume and routing.
Name: READ_PROFILE
Description: Allows an application to read the user's personal profile data.
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.