Trojan:Android/FakeRegSMS, Trojan:Android/FakeRegSMS.A, Trojan:Android/FakeRegSMS.B


Trojan:Android/FakeRegSMS appears to be an installer; on execution however it silently signs up the user for a SMS-subscription based service.


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Technical Details

The variants in the FakeRegSMS malware family appear to be installers; on execution however, no application are installed and the user is instead silently signed up for a SMS-subscription based service.

During installation, the Trojans request for permissions that will allow the following actions:

  • Modifying SD card contents
  • Sending out SMS messages
  • Reading the device.s information

The FakeRegSMS.B variants utilizes a pseudo-cryptic technique to conceal information in a PNG image file. The same image is used as the icon, and it becomes visible during and after the installation.


  • Trojan:Android/FakeRegSMS.A
  • Trojan:Android/FakeRegSMS.B


This malware is discussed in further detail in: Q1 2012 Mobile Threat Report (PDF).

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