What Is Malware: Definition and Examples

This document is an informational overview of malware threats and defenses: it describes common infection vectors (phishing, drive-by downloads, USB baiting, RDP/SMB exposure), malware types (viruses, worms, Trojans, ransomware, spyware, fileless malware), attack progression (privilege escalation, C2 communication, data exfiltration, supply-chain attacks), and recommended mitigations (behavioral analysis, EDR, zero trust, monitoring, backups, user training). It also outlines incident response practices and promotes SecurityScorecard’s managed services and continuous monitoring capabilities.