Crooks fix their issue, harden ransomware against decryption
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May 10, 2016 09:17 GMT · By Catalin Cimpanu CryptXXX, one of the most recent ransomware families discovered, has seen a major update, and besides circumventing a free decryption tool released by Kaspersky, the ransomware now also prevents users from accessing their files altogether.
CryptXXX first spotted in mid-April and was detected by security firm Proofpoint. The ransomware worked just like any other crypto-ransomware on the market today, meaning it would infect targets via malvertising, encrypt their files, and ask for a ransom.
Users had full access to their computers, except to the encrypted files. They could still use the "same computer" to go online, buy Bitcoin, and pay the ransom.
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