Summary
Trojan:Android/FakeRegSMS appears to be an installer; on execution however it silently signs up the user for a SMS-subscription based service.
Removal
You can set the F-Secure app to scan your device for viruses and other threats automatically. Once the app has completed its scan of the files on your device, you may assess any detected file or files and opt to remove it.
A False Positive is when a file is incorrectly detected as harmful, usually because its code or behavior resembles known harmful programs. A False Positive will usually be fixed in a subsequent database update without any action needed on your part. If you wish, you may also:
Check for the latest database updates
First, check if your F-Secure security program is using the latest updates, then try scanning the file again.
Submit a sample
After checking, if you still believe the file is incorrectly detected, you can submit a sample of it for re-analysis.
Note: If the file was moved to quarantine, you need to collect the file from quarantine before you can submit it.
Exclude a file from further scanning
If you are certain that the file is safe and want to continue using it, you can exclude it from further scanning by the F-Secure security product.
Note: You need administrative rights to change the settings.
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.
Variants
- Trojan:Android/FakeRegSMS.A
- Trojan:Android/FakeRegSMS.B
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