A threat actor is an individual or group that conducts cyberattacks with malicious intent. Threat actors range from individual hackers testing their skills to sophisticated cybercriminal organizations running ransomware operations, all the way up to state-sponsored groups conducting espionage and sabotage campaigns.
Understanding the different types of threat actors, their motivations, capabilities, and preferred tactics helps organizations prioritize defenses against the most relevant and dangerous threats.
Types of Threat Actors
Nation-State Actors: Government-sponsored groups that conduct cyber operations for political, military, or economic objectives. They are typically the most sophisticated and well-resourced threat actors, employing advanced persistent threat (APT) techniques to maintain long-term, stealthy access to target networks. Nation-state actors target intelligence in the nuclear, financial, and technology sectors and are motivated by geopolitical goals including espionage, disinformation, and infrastructure disruption.
Cybercriminal Organizations: Financially motivated groups that conduct ransomware attacks, business email compromise, fraud, and data theft. Career cybercriminals are the most common type of threat actor, operating as organized businesses with specialized roles, customer service for ransom negotiations, and affiliate programs.
Hacktivists: Politically or ideologically motivated individuals or groups who use cyberattacks to promote their cause, typically through website defacement, denial-of-service attacks, and data leaks.
Insider Threats: Employees, contractors, or partners with legitimate access who misuse that access for personal gain, espionage, or sabotage. Insiders are particularly dangerous because they bypass many perimeter security controls.
Script Kiddies: Low-skill individuals who use pre-built attack tools and exploit kits without deep technical knowledge. While less sophisticated, they contribute to high volumes of opportunistic attacks.
Pangratis uses behavioral AI to detect attacks from all types of threat actors, including sophisticated nation-state campaigns and organized cybercriminal groups targeting organizations through email.