How Shady Code Commits Compromise the Security of the Open-Source Ecosystem

Credit to Author: Trend Micro Research| Date: Mon, 11 Jul 2022 00:00:00 +0000

In this blog entry, we discuss how open-source code has been subjected to protest-driven code modifications by its maintainers or backers. We also provide an analysis of what these incidents could mean for the IT industry and the open source community.

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Private 5G Network Security Expectations Part 2

Credit to Author: Jun Morimoto| Date: Tue, 05 Jul 2022 00:00:00 +0000

The importance of proof of “security” concepts in private 5G networks: Are verifications of system operations and new functions sufficient for your proof of concept in private wireless networks?

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Unpacking Cloud-Based Cryptocurrency Miners That Abuse GitHub Actions and Azure Virtual Machines

Credit to Author: Magno Logan| Date: Thu, 07 Jul 2022 00:00:00 +0000

We investigate cloud-based cryptocurrency miners that leverage GitHub Actions and Azure virtual machines, including the cloud infrastructure and vulnerabilities that malicious actors exploit for easy monetary gain.

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Brand-New HavanaCrypt Ransomware Poses as Google Software Update App, Uses Microsoft Hosting Service IP Address as C&C Server

Credit to Author: Nathaniel Morales| Date: Wed, 06 Jul 2022 00:00:00 +0000

We recently found a new ransomware family, which we have dubbed as HavanaCrypt, that disguises itself as a legitimate Google Software Update application and uses a Microsoft web hosting service IP address as its command-and-control (C&C) server to circumvent detection.

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Black Basta Ransomware Operators Expand Their Attack Arsenal With QakBot Trojan and PrintNightmare Exploit

Credit to Author: Kenneth Adrian Apostol| Date: Thu, 30 Jun 2022 00:00:00 +0000

We look into a recent attack orchestrated by the Black Basta ransomware ransomware group that used the banking trojan QakBot as a means of entry and movement and took advantage of the PrintNightmare vulnerability to perform privileged file operations.

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Log4Shell Vulnerability in VMware Leads to Data Exfiltration and Ransomware

Credit to Author: Mohamed Fahmy| Date: Tue, 28 Jun 2022 00:00:00 +0000

We analyzed cases of a Log4Shell vulnerability being exploited in certain versions of the software VMware Horizon. Many of these attacks resulted in data being exfiltrated from the infected systems. However, we also found that some of the victims were infected with ransomware days after the data exfiltration.

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