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• Living-off-the-land attacks on the rise : The ViperSoftX malware reviewed in the Q1 DNS analysis is the latest example of malware leveraging the built-in tools that come with operating systems to complete their objectives . The continued appearance of Microsoft Office and PowerShell-based malware in these reports quarter after quarter underscores the importance of endpoint protection that can differentiate legitimate and malicious use of popular tools like PowerShell .
• Malware droppers targeting Linux-based systems : One of the new top malware detections by volume in Q1 was a malware dropper aimed at Linux-based systems .
• Zero day malware accounting for the majority of detections : This quarter saw 70 % of detections coming from zero day malware over unencrypted web traffic and a whopping 93 % of detections from zero day malware from encrypted web traffic .
Organizations need to pay more active , ongoing attention to the existing security solutions and strategies their businesses rely on to stay protected against increasingly sophisticated threats .
• New insights based on ransomware tracking data : In Q1 2023 , the Threat Lab tallied 852 victims published to extortion sites and discovered 51 new ransomware variants . These ransomware groups continue to publish victims at an alarmingly high rate ; some are well-known organizations and companies in the Fortune 500 . p
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