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Researchers break Marsjoke ransomware encryption

by The Gurus
October 4, 2016
in Top 10 Stories
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Victims infected with the MarsJoke ransomware can decrypt their files after researchers last week cracked the encryption in the CTB-Locker lookalike. A trio of researchers from Kaspersky Lab’s Anti-Ransom Team–Anton Ivanov, Orkhan Mamedov, and Fedor Sinitsyn–described Monday how errors in the cryptography, a/k/a Polyglot, used in the ransomware enabled them to break it. The biggest mistake developers behind the ransomware made was in the way they implemented its pseudo-random number generator. Researchers said a weak random string in the key generator could be broken.
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ORIGINAL SOURCE: Threatpost

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