Residential proxies evaded IP reputation checks in 78% of 4B sessions

Researchers warn that residential proxies used to route malicious traffic are a big problem for IP reputation systems, as there is no clear distinction between attackers and legitimate users. This occurs because residential proxies are too short-lived, uninvolved, or systematically rotated, preventing defense systems from cataloging them in time. Cybersecurity intelligence platform GreyNoise determined this after examining a […]

Adversaries Exploit Vacant Homes to Intercept Mail in Hybrid Cybercrime

Fraud operations have expanded beyond traditional hacking techniques to include methods that exploit legitimate services and real-world infrastructure. By combining publicly available data, weak identity verification processes, and operational gaps, threat actors are building scalable fraud workflows that are both low-cost and difficult to detect. A tutorial shared in a fraud-focused chat group and analyzed […]

New Progress ShareFile flaws can be chained in pre-auth RCE attacks

Two vulnerabilities in Progress ShareFile, an enterprise-grade secure file transfer solution, can be chained to enable unauthenticated file exfiltration from affected environments. Progress ShareFile is a document sharing and collaboration product typically used by large and mid-sized companies. Such solutions are an attractive target for ransomware actors, as previously seen in Clop data-theft attacks exploiting bugs in Accellion […]

New CrystalRAT malware adds RAT, stealer and prankware features

A new malware-as-a-service called CrystalRAT is being promoted on Telegram, offering remote access, data theft, keylogging, and clipboard hijacking capabilities. The malware emerged in January with a tiered subscription model. Apart from the Telegram channel, the MaaS was also promoted on YouTube, via a dedicated marketing channel that showcased its capabilities. Kaspersky researchers say in a report […]