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Brazil covers cybersecurity and information-security developments connected to Brazil, including incidents, policy, privacy, advisories, research, and news affecting organizations, public services, and digital systems in the area.
For practitioners, the tag provides geographic context for developments involving Brazil's organizations, services, partners, and users. Individual articles provide the specific technologies, threats, sectors, and operational implications relevant to each development.
The threat actor known as Water Saci is actively evolving its tactics, switching to a sophisticated, highly layered infection chain that uses HTML Application (HTA) files and PDFs to propagate a worm that deploys a banking trojan via WhatsApp in attacks targeting users in Brazil
Water Saci has upgraded its self-propagating malware to compromise banks and cryptocurrency exchanges by targeting enterprise users of the popular chat app.
Through AI-driven code conversion and a layered infection chain involving different file formats and scripting languages, the threat actors behind Water Saci are quickly upgrading their malware delivery and propagation methods across WhatsApp in Brazil.