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Ransomware authors use the bitcoin blockchain to deliver encryption keys

Discussion in 'CSO' started by RSS, Apr 14, 2016.

  1. RSS

    RSS New Member Member

    Ransomware authors are using the bitcoin blockchain, which serves as the cryptocurrency's public transaction ledger, to deliver decryption keys to victims.

    The technique, which removes the burden of maintaining a reliable website-based infrastructure for cybercriminals, was observed in a recent version of the CTB-Locker ransomware that targets Web servers.

    CTB-Locker has targeted Windows computers for a long time, but a PHP-based variant capable of infecting websites first appeared in February, marking an interesting evolution of this ransomware threat.

    [ ALSO: What is blockchain and how does it work? ]

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