Microsoft Security Bulletin Coverage for April 2024

Overview Microsoft’s April 2024 Patch Tuesday has 147 vulnerabilities, 68 of which are Remote Code Execution (RCE) vulnerabilities. The SonicWall Capture Labs threat research team has analyzed and addressed Microsoft’s security advisories for April 2024 […]

Cryptominer Poses as Fake Java Utility

Overview The SonicWall Capture Labs threat research team analyzed a malware purporting to be a Java utility. It arrives as an installer for Java Access Bridge, but ultimately installs the popular open-source cryptominer, XMRig. Infection […]

Multiple Remote Code Execution Vulnerabilities in JumpServer

Overview The SonicWall Capture Labs threat research team became aware of a couple of remote code execution vulnerabilities in JumpServer, assessed their impact and developed mitigation measures. JumpServer is an open-source bastion host and a […]

Chaos Ransomware Operator Gives Up Decryption Tool for Free

Overview The SonicWall CaptureLabs threat research team have been recently tracking ransomware created using the Chaos ransomware builder.  The builder appeared in June 2021 and has been used by many operators to infect victims and […]

Updated StrelaStealer Targeting European Countries

Overview SonicWall Capture Labs threat research team has observed an updated variant of StrelaStealer. StrelaStealer is an infostealer malware known for targeting Spanish-speaking users and focuses on stealing email account credentials from Outlook and Thunderbird. […]

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