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…