U.S. Government Agencies’ Emails Compromised in China-Backed Cyber Attack

Jul 13, 2023THNCyber Espionage / Email Security An unnamed Federal Civilian Executive Branch (FCEB) agency in the U.S. detected anomalous email activity in mid-June 2023, leading to Microsoft’s discovery of a new China-linked espionage campaign targeting two dozen organizations. The details come from a joint cybersecurity advisory released by the U.S. Cybersecurity and Infrastructure Security…

Ransomware Extortion Skyrockets in 2023, Reaching $449.1 Million and Counting

Jul 12, 2023THNRansomware / Cyber Threat Ransomware has emerged as the only cryptocurrency-based crime to grow in 2023, with cybercriminals extorting nearly $175.8 million more than they did a year ago, according to findings from Chainalysis. “Ransomware attackers are on pace for their second-biggest year ever, having extorted at least $449.1 million through June,” the…

Ransomware Extortion Skyrockets in 2023, Reaching $449.1 Million and Counting

Jul 12, 2023THNRansomware / Cyber Threat Ransomware has emerged as the only cryptocurrency-based crime to grow in 2023, with cybercriminals extorting nearly $175.8 million more than they did a year ago, according to findings from Chainalysis. “Ransomware attackers are on pace for their second-biggest year ever, having extorted at least $449.1 million through June,” the…

Ransomware Extortion Skyrockets in 2023, Reaching $449.1 Million and Counting

Jul 12, 2023THNRansomware / Cyber Threat Ransomware has emerged as the only cryptocurrency-based crime to grow in 2023, with cybercriminals extorting nearly $175.8 million more than they did a year ago, according to findings from Chainalysis. “Ransomware attackers are on pace for their second-biggest year ever, having extorted at least $449.1 million through June,” the…

Python-Based PyLoose Fileless Attack Targets Cloud Workloads for Cryptocurrency Mining

Jul 12, 2023The Hacker NewsCloud Security / Cryptocurrency A new fileless attack dubbed PyLoose has been observed striking cloud workloads with the goal of delivering a cryptocurrency miner, new findings from Wiz reveal. “The attack consists of Python code that loads an XMRig Miner directly into memory using memfd, a known Linux fileless technique,” security…

Hackers Exploit Windows Policy Loophole to Forge Kernel-Mode Driver Signatures

A Microsoft Windows policy loophole has been observed being exploited primarily by native Chinese-speaking threat actors to forge signatures on kernel-mode drivers. “Actors are leveraging multiple open-source tools that alter the signing date of kernel mode drivers to load malicious and unverified drivers signed with expired certificates,” Cisco Talos said in an exhaustive two-part report…

Hackers Exploit Windows Policy Loophole to Forge Kernel-Mode Driver Signatures

A Microsoft Windows policy loophole has been observed being exploited primarily by native Chinese-speaking threat actors to forge signatures on kernel-mode drivers. “Actors are leveraging multiple open-source tools that alter the signing date of kernel mode drivers to load malicious and unverified drivers signed with expired certificates,” Cisco Talos said in an exhaustive two-part report…

How to Apply MITRE ATT&CK to Your Organization

Discover all the ways MITRE ATT&CK can help you defend your organization. Build your security strategy and policies by making the most of this important framework. What is the MITRE ATT&CK Framework? MITRE ATT&CK (Adversarial Tactics, Techniques, and Common Knowledge) is a widely adopted framework and knowledge base that outlines and categorizes the tactics, techniques,…

Spreading Through Fake Windows Updates

Jul 11, 2023THNRansomware / Windows Security A developing piece of ransomware called Big Head is being distributed as part of a malvertising campaign that takes the form of bogus Microsoft Windows updates and Word installers. Big Head was first documented by Fortinet FortiGuard Labs last month, when it discovered multiple variants of the ransomware that…

New Mozilla Feature Blocks Risky Add-Ons on Specific Websites to Safeguard User Security

Jul 10, 2023THNBrowser Security Mozilla has announced that some add-ons may be blocked from running on certain sites as part of a new feature called Quarantined Domains. “We have introduced a new back-end feature to only allow some extensions monitored by Mozilla to run on specific websites for various reasons, including security concerns,” the company…