Trojan:SymbOS/Romride.B
Summary
Trojan:SymbOS/Romride.B installs malfunctioning system configuration files onto the Symbian device.
Removal
Disinfection for cases when phone cannot start up
CAUTION This method will remove all data on the device, including calendar and phone numbers.
- Power off the phone
- Hold the following three buttons down - "answer call" + "*" + "3"
- Keep holding down the buttons and power on the phone
- Depending on the model, you will either get text that reads "formatting" or a start-up dialog that asks for the initial phone settings
- Your phone is now formatted and can be used again
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:
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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.
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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.
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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
Trojan:SymbOS/Romride.B affects devices running the Symbian S60 operating system. It is distributed in a malicious SIS file named 'Data Update By MSF.sis' and when executed, installs a malfunctioning system configuration files into the C: drive of the phone.
This is followed by different effects depending on the version of ROM software installed on the device. Effects witnessed vary from start up failure to no apparent effect at all.
If the phone has been rebooted and will not start again, it can be recovered with a hard format keycode that is entered in the phone at boot.
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