At least two distinct threat actors are weaponizing a novel evasion technique called OAuth client ID spoofing in cloud campaigns, while slipping past telemetry. The activity allows users to enumerate user accounts and validate stolen credentials in Microsoft Entra ID environments, without ever generating a successful sign-in event that wouldRead More »OAuth Client ID Spoofing Lets Attackers Validate Stolen Microsoft Entra Credentials

xAI’s Grok Build coding CLI was uploading entire Git repositories, full commit history and all, to a Google Cloud Storage bucket run by xAI, not just the files a coding task needed. A researcher publishing as cereblab, testing version 0.2.93, captured one of those uploads, cloned the git bundle outRead More »Grok Build Uploads Entire Git Repositories to xAI Storage, Not Just Files It Reads

The U.S. Treasury Department’s Office of Foreign Assets Control (OFAC) has designated two individuals and a VPN service provider for enabling ransomware actors’ and other cybercriminals’ malicious activities, including ransomware attacks against Americans. The VPN, named First VPN Service (1VPNS), has been accused of offering its tools to ransomware groups,Read More »U.S. Sanctions First VPN Service and Malware Cryptor Seller Over Ransomware Support

A campaign of 148 npm packages disguised as student web proxies turned visitors’ browsers into a distributed denial-of-service botnet for roughly two weeks in May, according to new research from JFrog. The packages did not go after the developers who might install them. The operators used the registry as free hostingRead More »148 npm Packages Disguised as Student Proxies Turned Browsers Into a DDoS Botnet