OTX Threat: GigaWiper: Anatomy of a destructive backdoor assembled from multiple malware

In October 2025, Microsoft Threat Intelligence discovered GigaWiper, a sophisticated Golang-based backdoor that combines command-and-control capabilities with multiple destructive payloads. This versatile implant consolidates functionality from at least three separate malware families: a standalone wiper operating at physical disk level, a destructive component derived from Crucio ransomware that