Trigona ransomware tool, Lotus Wiper and GoGra backdoor featured

The Security Affairs Malware Newsletter Round 94, written by Pierluigi Paganini and published on 26 April 2026, collects the best articles and research on malware from the international landscape. It presents a curated set of linked stories, including Trigona ransomware adopts custom tool to steal data and evade detection, Lotus Wiper: a new threat targeting the energy and utilities sector, and Harvester: APT Group Expands Toolset With New GoGra Linux Backdoor.

The roundup also highlights FIRESTARTER Backdoor, with the accompanying reference to an analysis from ar26-113a, and Namastex[.]ai npm Packages Hit with TeamPCP-Style CanisterWorm Malware among other entries. The piece is part of Security Affairs and is designed to offer readers a digest of malware-focused developments, alongside navigation and quick links to related topics such as Cyber Crime, Data Breach, and Hacking. According to CISA, the compilation serves as a reminder of ongoing threats and research across multiple malware families.