Category: Unit 42

New Vulnerability in QNAP QTS Firmware: CVE-2023-50358

New zero-day vulnerability CVE-2023-50358 affects QNAP Network Attached Storage (NAS) devices. Our analysis includes its impact determined by our product data. The post New Vulnerability in QNAP QTS Firmware: CVE-2023-50358 appeared first on Unit 42. This article has been indexed…

Diving Into Glupteba’s UEFI Bootkit

A 2023 Glupteba campaign includes an unreported feature — a UEFI bootkit. We analyze its complex architecture and how this botnet has evolved. The post Diving Into Glupteba's UEFI Bootkit appeared first on Unit 42. This article has been indexed…

Ransomware Retrospective 2024: Unit 42 Leak Site Analysis

Analysis of ransomware gang leak site data reveals significant activity over 2023. As groups formed — or dissolved — and tactics changed, we synthesize our findings. The post Ransomware Retrospective 2024: Unit 42 Leak Site Analysis appeared first on Unit…

Ransomware Retrospective 2024: Unit 42 Leak Site Analysis

Analysis of ransomware gang leak site data reveals significant activity over 2023. As groups formed — or dissolved — and tactics changed, we synthesize our findings. The post Ransomware Retrospective 2024: Unit 42 Leak Site Analysis appeared first on Unit…

Exploring the Latest Mispadu Stealer Variant

Evaluation of a new variant of Mispadu, a banking Trojan, highlights how infostealers evolve over time and can be hard to pin to past campaigns. The post Exploring the Latest Mispadu Stealer Variant appeared first on Unit 42. This article…

Threat Assessment: BianLian

We analyze the extremely active ransomware group BianLian. Mostly targeting healthcare, they have moved from double-extortion to extortion without encryption. The post Threat Assessment: BianLian appeared first on Unit 42. This article has been indexed from Unit 42 Read the…

Parrot TDS: A Persistent and Evolving Malware Campaign

Traffic detection system Parrot has infected tens of thousands of websites worldwide. We outline the scripting evolution of this injection campaign and its scope. The post Parrot TDS: A Persistent and Evolving Malware Campaign appeared first on Unit 42. This…