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Bosnian Ransomware spreading in the wild (September 23, 2016)



Description


The Dell SonicWall Threats Research team has received reports of a new Ransomware Trojan, which encrypts the victim's files and leaves an email address to be contacted to unlock victim's files.

Infection cycle:

The Trojan comes across as a pdf document:

The Trojan copies itself posing as TrendMicro at the location

C:\Users\Admin\TrendMicro

The trojan encrypts all the victims documents and pictures.

It stores a 16 byte file key.pkm for encryption.

The file sound.wav contains the ransom message.

It displays the following ransom message (in bosnian):

This translates to :

All of your files on your computer are locked and it is impossible to break the encryption. It is impossible to break the CryptoLocker. If you want the files back to pick up the mail.

Ransom for all your files and permanent protection from similar invasions is only 50 euros Answer the mail.

When tried to enter random key, it displays the following message and deletes the files:

We urge our users to always be vigilant and cautious with any unsolicited attachments specially if you are not certain of the source.

SonicWALL Gateway AntiVirus provides protection against this threat via the following signature:

  • GAV: Spyeye.Y (Trojan)



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