Singlejump.J (renamed Onehop.J) is Symbian SIS file trojan that replaces system files and some 3rd party applications with corrupted binaries from SymbOS/Doomboot.A trojan. These components prevent phone from rebooting, so if your phone is infected with Singlejump.J, it is critical not to reboot the phone.
Singlejump.J sends also SymbOS/Onehop.B to the first device it finds with Bluetooth.
CAUTION! this method will remove all data on the device including calendar and phone numbers
Spreading in: SC-PT_carcked_Ngage_DFT.sis
Singlejump.J replaces built in and third party applications with component that causes reboot to fail.
Singlejump.J use modified Cabir to spread other trojans. Instead of sending a copy of itself it loads SIS file installed by Singlejump.J and sends it to the first phone it finds within Bluetooth range.
F-Secure Mobile Anti-Virus for Symbian detects this malware starting from the
Detection Type: F-Secure
Database: update build number 15