Crimeware Trends | Ransomware Developers Turn to Intermittent Encryption to Evade Detection


By Aleksandar Milenkoski & Jim Walter

We observe a new trend on the ransomware scene – intermittent encryption, or partial encryption of victims’ files. This encryption method helps ransomware operators to evade detection systems and encrypt victims’ files faster. We observe that ransomware developers are increasingly adopting the feature and intensively advertising intermittent encryption to attract buyers or affiliates.

Intermittent encryption is important to ransomware operators from two pe…

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