Summary
Cardtrap.AK is a Symbian SIS file trojan that tries to damage some 3rd party applications and installs Windows malware to the memory card.
Removal
Download F-Secure Mobile Anti-Virus from https://f-secure.mobiand activate the Anti-Virus
Scan the phone and remove any components of the malware
Reboot the phone to remove memory resident components
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
Installation to the Phone
Cardtrap.AK tries to disable following 3rd party applications by installing several damaged files to the phone memory:
- C:\system\apps\Antivirus\Antivirus.app
- C:\system\apps\Antivirus\AVserver.exe
- C:\system\apps\Disinfect\Disinfect.app
- C:\system\apps\Disinfector\Disinfector.app
- C:\system\apps\FCommwarrior\FCommwarrior.app
- C:\system\apps\KLAntivirus\KLAntivirus.app
- C:\system\apps\MAV\MAV.app
- C:\system\apps\Mobilesecurity\Mobilesecurity.app
- C:\system\apps\MobilesecurityAu\MobilesecurityAu.app
- E:\system\apps\ADOBEREADER\ADOBEREADER.app
- E:\system\apps\BLACKLIST\BLACKLIST.app
- E:\system\apps\cabirfix\cabirfix.app
- E:\system\apps\ETICamcorder\ETICamcorder.app
- E:\system\apps\FExplorer\FExplorer.app
- E:\system\apps\file\file.app
- E:\system\apps\FSCaller\FSCaller.app
- E:\system\apps\Logoman\Logoman.app
- E:\system\apps\Photoalbum\Photoalbum.app
- E:\system\apps\PhotoEditor\PhotoEditor.app
- E:\system\apps\Quicksheet\Quicksheet.app
- E:\system\apps\SettingsWizard\SettingsWizard.app
- E:\system\apps\Smartmovie\Smartmovie.app
- E:\system\apps\systemexplorer\systemexplorer.app
- E:\system\apps\ultramp3\ultramp3.app
- E:\system\recogs\flocknut.mdl
- E:\system\recogs\fSkulls.mdl
Cardtrap.AK drops following Win32 malware to device memory card:
- Worm.Win32.Mobler.b
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