Jupyter Notebooks

AppWizard
August 5, 2024
A new cyber threat campaign called "Panamorfi," orchestrated by the actor yawixooo, targets misconfigured publicly accessible Jupyter notebooks. The attackers use a Minecraft server DDoS tool distributed via Discord to overwhelm servers. The attack begins with yawixooo accessing exposed Jupyter notebooks and executing a command to download a zip file containing two Jar files: conn.jar and mineping.jar. The conn.jar file is crucial for executing the attack, utilizing Discord to manage the DDoS operation and loading mineping.jar, which is designed for TCP flood attacks. Researchers disrupted the attack by preventing the execution of conn.jar and recommend securing Jupyter notebooks, blocking specific file executions, limiting code execution capabilities, and applying security updates. Security professionals warn against sharing sensitive information in Jupyter notebooks.
AppWizard
August 3, 2024
Cybersecurity researchers have identified a new wave of DDoS attacks targeting misconfigured Jupyter Notebooks, named Panamorfi. The attacks utilize a Java-based tool called mineping, originally designed for Minecraft servers, to execute TCP flood DDoS attacks. Attackers exploit exposed Jupyter Notebook instances by downloading a ZIP file containing two JAR files: conn.jar, which connects to a Discord channel, and mineping.jar, which executes the mineping package. The objective is to overwhelm the target server with TCP connection requests while providing real-time feedback to the attackers via Discord. The campaign is linked to a threat actor named yawixooo, who has a public GitHub repository related to Minecraft. This is not the first exploitation of Jupyter Notebooks; a Tunisian group, Qubitstrike, previously breached them in October 2023 for cryptocurrency mining and cloud infiltration.
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