Historical overview of early BIOS‑level malware and its spread via compromised software and USB devices

Historical overview of early BIOS‑level malware and its spread via compromised software and USB devices The passage describes generic malware tactics from the 1990s and early 2000s without naming specific individuals, companies, or government agencies. It offers no concrete leads—no dates, transactions, or identifiable actors—to pursue, making it low‑value for investigative work despite its technical detail. Key insights: Mentions a BIOS‑level overwrite command triggered annually on March 6th.; Describes early word‑processor exploits that could hand over control to attackers.; References the Michelangelo virus and the practice of seeding infected USB drives at conferences.