Dinamo is yet another Russian boot sector virus. It has been found in the wild in Europe and Asia. Reports of Dinamo have been received from Hong Kong, China, Denmark and Finland. The virus infects MBRs and diskette boot records in the normal manner. Dinamo is not a stealth virus.
The virus gives the only visible sign of its presence if it encounters an error while reading the boot sector. Then it will display the following text and beep the speaker three times:
This text is encrypted with a XOR BDh operation, but the virus is not otherwise encrypted.
Virus will preserve the original partition table in it's correct form, so it can be disinfected with FDISK /MBR on hard disks. SYS works for floppies.
Based on the settings of your F-Secure security product, it will either automatically delete, quarantine or rename the detected program or file, or ask you for a desired action.
Find the latest advice in our Community Knowledge Base.
See the manual for your F-Secure product on the Help Center.
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