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Bl00dy Ransomware Gang actively targets the education sector exploiting PaperCut RCE

Security Affairs

CISA and FBI warned of attacks conducted by the Bl00dy Ransomware Gang against the education sector in the country. The FBI and CISA issued a joint advisory warning that the Bl00dy Ransomware group is actively targeting the education sector by exploiting the PaperCut remote-code execution vulnerability CVE-2023-27350.

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Rorschach ransomware has the fastest file-encrypting routine to date

Security Affairs

A new ransomware strain named Rorschach ransomware supports the fastest file-encrypting routine observed to date. The researchers conducted five separate encryption speed tests in a controlled environment (with 6 CPUs, 8192MB RAM, SSD, and 220000 files to be encrypted), limited to local drive encryption only.

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ViperSoftX uses more sophisticated encryption and anti-analysis techniques

Security Affairs

xyz pic.twitter.com/VLhISark8Y — Goldwave (@OGoldwave) March 13, 2023 The variant employed in the campaign supports a more sophisticated encryption method of byte remapping and a monthly rotation of the C2 server. #ViperSoftX is back, doesn't look like much has changed. c2 arrowlchat[.]com ” concludes the report.

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Researchers Quietly Cracked Zeppelin Ransomware Keys

Krebs on Security

He’d been on the job less than six months, and because of the way his predecessor architected things, the company’s data backups also were encrypted by Zeppelin. “We’ve found someone who can crack the encryption.” Then came the unlikely call from an FBI agent. “Don’t pay,” the agent said.

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GUEST ESSAY: Best practices to shrink the ever-present risk of Exchange Server getting corrupted

The Last Watchdog

Even in the cloud era, Microsoft Exchange Server remains a staple business communications tool across the globe. Fortunately, effective tools and wise best practices can help mitigate this this exposure enabling companies to indefinitely leverage Exchange Server as a productive, resilient and secure communications tool.

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GUEST ESSAY: Everything you should know about the cybersecurity vulnerabilities of AI chatbots

The Last Watchdog

These tools saved 2.5 Microsoft Bot Framework: Microsoft’s offering is a robust platform providing bot development, deployment and management tools. Secure communication channels: Ensure all communication channels between the chatbot and users are secure and encrypted, safeguarding sensitive data from potential breaches.

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City of Dallas shut down IT services after ransomware attack

Security Affairs

Wednesday morning, the City’s security monitoring tools notified our Security Operations Center (SOC) that a likely ransomware attack had been launched within our environment,” reads the statement released by the City. reads the alert.