UAT-7237 targets Taiwanese web hosting infrastructure

Cisco Talos discovered UAT-7237, a Chinese-speaking advanced persistent threat APT group active since at least 2022, which has significant overlaps with UAT-5918. UAT-7237 conducted a recent intrusion targeting web infrastructure entities within Taiwan and relies heavily on the use of open-source...

New TgToxic Banking Trojan Variant Evolves with Anti-Analysis Upgrades

Cybersecurity researchers have discovered an updated version of an Android malware called TgToxic aka ToxicPanda, indicating that the threat actors behind it are continuously making changes in response to public reporting. "The modifications seen in the TgToxic payloads reflect the actors' ongoin...

New SugarGh0st RAT targets Uzbekistan government and South Korea

Cisco Talos recently discovered a malicious campaign that likely started as early as August 2023, delivering a new remote access trojan RAT we dubbed "SugarGh0st." We found evidence suggesting the threat actor is targeting the Uzbekistan Ministry of Foreign Affairs and users in South Korea. We...

CosmicStrand: the discovery of a sophisticated UEFI firmware rootkit

Introduction Rootkits are malware implants which burrow themselves in the deepest corners of the operating system. Although on paper they may seem attractive to attackers, creating them poses significant technical challenges and the slightest programming error has the potential to completely cras...