Test subject – Arena ransomware, a variant of Crysis / Dharma The .Arena ransomware marks a comeback for the Crysis/Dharma ransomware family. According to Michael Gillespie, the distribution method is not yet known, but most probably follows the pattern of the Crysis family, which used to be installed manually after successfully compromising the Remote Desktop Protocol. Once executed the ransomware appends […]
Test subject – Loky Lukitus ransomware The Lukitus Loki variant is part of a new campaign following the “diablo” variant and is distributed via email campaigns containing malicious scripts either as office files or zip archives. One interesting feature of this variant, similar to the CryptoWall functionality, is that of scrambling files to make recovery even more difficult. […]
Cerber made the headlines again, this time with the latest variant as it brings new functions to the table, highlighting the importance of enterprise ransomware protection. Some experts say that the evolution of ransomware is towards developing worm-like capabilities, like NotPetya and WannaCry, but this new Cerber variant shows another development direction: that of adapting […]
Anti-ransomware is a technology created to protect user data, in response to the ransomware phenomenon, a major concern and one of the biggest threats to cybersecurity nowadays. However, it is a rather new type of threat as major ransomware attacks started over three years ago, and it took some time until the community recognized ransomware […]
Test subject – GlobeImposter ransomware This GlobeImposter ransomware is delivered as a java script via email campaigns and bypasses classic antivirus detection technologies. It has been maintaining a very low detection rate on Virustotal.com for several days. At the time of our live test, this variant was a top contributor to the latest ransomware incidents, according to the Bleeping […]
File monitoring is an internal audit process of automatically observing and recording important aspects regarding how files are being accessed and how they change over time. Many controls defined by security standards require the implementation of such processes for compliance. In essence, file monitoring is performed for two important reasons: – To ensure the integrity […]
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