Cyber Defense Advisors

Month: March 2024

  • by
  • March 29, 2024

Lessons from a Ransomware Attack against the British Library

You might think that libraries are kind of boring, but this self-analysis of a 2023 ransomware and extortion attack against the British Library is anything but. Tags: cyberattack, ransomware, reports Sidebar photo of Bruce Schneier by Joe MacInnis.  

Cyber News
  • by
  • March 29, 2024

New Linux Bug Could Lead to User Password Leaks and Clipboard Hijacking

Details have emerged about a vulnerability impacting the “wall” command of the util-linux package that could be potentially exploited by a bad actor to leak a user’s password or alter the clipboard on certain Linux distributions. The bug, tracked as CVE-2024-28085, has been codenamed WallEscape by security researcher Skyler Ferrante. It has been described as […]

Cyber News
  • by
  • March 29, 2024

PyPI Halts Sign-Ups Amid Surge of Malicious Package Uploads Targeting Developers

The maintainers of the Python Package Index (PyPI) repository briefly suspended new user sign-ups following an influx of malicious projects uploaded as part of a typosquatting campaign. PyPI said “new project creation and new user registration” was temporarily halted to mitigate what it said was a “malware upload campaign.” The incident was resolved 10 hours […]

Cyber News
  • by
  • March 28, 2024

Thread Hijacking: Phishes That Prey on Your Curiosity

Thread hijacking attacks. They happen when someone you know has their email account compromised, and you are suddenly dropped into an existing conversation between the sender and someone else. These missives draw on the recipient’s natural curiosity about being copied on a private discussion, which is modified to include a malicious link or attachment. Here’s […]

Cyber News
  • by
  • March 28, 2024

Linux Version of DinodasRAT Spotted in Cyber Attacks Across Several Countries

A Linux version of a multi-platform backdoor called DinodasRAT has been detected in the wild targeting China, Taiwan, Turkey, and Uzbekistan, new findings from Kaspersky reveal. DinodasRAT, also known as XDealer, is a C++-based malware that offers the ability to harvest a wide range of sensitive data from compromised hosts. In October 2023, Slovak cybersecurity […]

Cyber News
  • by
  • March 28, 2024

Finland Blames Chinese Hacking Group APT31 for Parliament Cyber Attack

The Police of Finland (aka Poliisi) has formally accused a Chinese nation-state actor tracked as APT31 for orchestrating a cyber attack targeting the country’s Parliament in 2020. The intrusion, per the authorities, is said to have occurred between fall 2020 and early 2021. The agency described the ongoing criminal probe as both demanding and time-consuming, […]

Cyber News
  • by
  • March 28, 2024

Sellafield nuclear waste dump faces prosecution over cybersecurity failures

Graham CLULEY March 28, 2024 Promo Protect all your devices, without slowing them down. Free 30-day trial The UK’s Office for Nuclear Regulation (ONR) has started legal action against the controversial Sellafield nuclear waste facility due to years of alleged cybersecurity breaches. Last December, as we previously reported, claims surfaced about Russian and Chinese hackers […]

Cyber News
  • by
  • March 28, 2024

Darcula Phishing Network Leveraging RCS and iMessage to Evade Detection

A sophisticated phishing-as-a-service (PhaaS) platform called Darcula has set its sights on organizations in over 100 countries by leveraging a massive network of more than 20,000 counterfeit domains to help cyber criminals launch attacks at scale. “Using iMessage and RCS rather than SMS to send text messages has the side effect of bypassing SMS firewalls, […]

Cyber News
  • by
  • March 28, 2024

New ZenHammer Attack Bypasses RowHammer Defenses on AMD CPUs

Cybersecurity researchers from ETH Zurich have developed a new variant of the RowHammer DRAM (dynamic random-access memory) attack that, for the first time, successfully works against AMD Zen 2 and Zen 3 systems despite mitigations such as Target Row Refresh (TRR). “This result proves that AMD systems are equally vulnerable to Rowhammer as Intel systems, […]

Cyber News