Trojan:Android/Exprespam silently gathers information from the affected device and forwards the data to a remote server.


Automatic action

Once the scan is complete, the F-Secure security product will ask if you want to uninstall the file, move it to the quarantine or keep it installed on your device.

Find out more

Knowledge Base

Find the latest advice in our Community Knowledge Base.

User Guide

See the user guide for your product on the Help Center.

Contact Support

Chat with or call an expert for help.

Submit a sample

Submit a file or URL for further analysis.

Technical Details

Exprespam.A is a trojan that harvests personal information from an infected device. It has been circulating in the unofficial Android app market and targets Android users in Japan. During the installation process, it requests for permissions which will essentially allow it to access or view these items:

  • Accounts listed in the Account Service
  • Internet
  • Phone state
  • User’s contacts data

Exprespam.A places an icon on the main application menu. When clicked to launch, it will display a message.

Meanwhile in the background, it collects information such as phone numbers and contact details (i.e. names and email addresses) stored on the device. The collected information is later forwarded to a remote server, http://ftuk[...]

Date Created: -

Date Last Modified: -