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LockFile ransomware uses intermittent encryption to evade detection

CSO Magazine

A new ransomware threat called LockFile has been victimizing enterprises worldwide since July. Key to its success are a few new tricks that make it harder for anti-ransomware solutions to detect it. Learn how recent ransomware attacks define the malware's new age and 5 reasons why the cost of ransomware attacks is rising. |

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BrandPost: Novel Encryption Technique Helps Lockfile Ransomware Hide in Plain Sight

CSO Magazine

Cyber criminals, always a clever lot, have found a new way to evade detection when deploying malware. It’s known as “intermittent encryption” and researchers from Sophos recently discovered Lockfile encrypts alternate bundles of 16 bytes in a document to stay hidden. To read this article in full, please click here

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Ryuk ransomware explained: A targeted, devastatingly effective attack

CSO Magazine

What is Ryuk ransomware? Ryuk is a sophisticated ransomware threat that has been targeting businesses, hospitals, government institutions and other organizations since 2018. Read our blue team's guide for ransomware prevention, protection and recovery. | Get the latest from CSO by signing up for our newsletters. ]

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Ransomware operators might be dropping file encryption in favor of corrupting files

CSO Magazine

Ransomware started out many years as scams where users were being tricked into paying fictitious fines for allegedly engaging in illegal online behavior or, in more serious cases, were blackmailed with compromising videos taken through their webcams by malware. To read this article in full, please click here

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BrandPost: Beating Ransomware in the Midgame: Detection Best Practices in 2022

CSO Magazine

What is Ransomware? Ransomware (ransom + malware) is a form of malware designed to allow malicious actors to extort money from an organization. This is accomplished by using a variety of encryption techniques that lock an organization's files to then force the organization to pay for the key to unlock the data.

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DarkSide ransomware explained: How it works and who is behind it

CSO Magazine

DarkSide is a ransomware threat that has been in operation since at least August 2020 and was used in a cyberattack against Georgia-based Colonial Pipeline , leading to a major fuel supply disruption along the East Coast of the US. To read this article in full, please click here (Insider Story)

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BrandPost: Everything SMBs Need to Know About Ransomware in 2021

CSO Magazine

Ransomware attacks on large enterprises like Colonial Pipeline dominate the headlines. But did you know small and medium-size businesses (SMBs) account for at least half of all ransomware attacks, if not closer to two-thirds, according to the U.S. 1 In fact, ransomware is the most common cyberthreat that SMBs face. What it is.