You check your email and see what appears to be a message from your bank’s fraud department. The message looks perfect: correct logo, professional formatting, even a video call link featuring what seems to be your bank manager’s face explaining a suspicious charge on your account. You click to resolve it and unknowingly hand over your account credentials to criminals halfway around the world.

In recent years, black hat hackers have learned to harness artificial intelligence (AI) to create attacks that are more convincing, more targeted, and more damaging than before. In 2024 alone, the Internet Crime Complaint Center, revealed that more than $16.6 billion in cybercrime losses were reported, with phishing and AI-powered scams driving much of that damage.

Key Takeaways

  • Black hat hackers are criminals who exploit technical vulnerabilities for financial gain, political motives, or chaos.
  • AI has supercharged cybercrime, enabling deepfake scams, automated phishing campaigns, and adaptive malware that evades traditional security.
  • Ransomware-as-a-Service (RaaS) has industrialized cybercrime, allowing even unskilled criminals to launch devastating attacks.
  • Multi-factor authentication (MFA) is essential. It’s your strongest defense against credential theft, which now accounts for 79% of successful intrusions.
  • Governments are fighting back with new laws designating ransomware groups as ‘hostile foreign cyber actors’ and imposing steeper penalties for violations.
  • You can protect yourself from hacking through simple steps: enable MFA, use password managers, keep software updated, and verify requests before clicking links.

What Is a Black Hat Hacker?

A black hat hacker is an individual who uses their technical skills to access computer systems, networks, or data without permission. Their primary motivation is malicious intent: to steal your personal information, hold files for ransom, or disrupt critical services. They operate outside the law, driven primarily by financial gain, political motives, or the desire to cause chaos.

Black Hat vs. White Hat Hackers: What’s the Difference?

When discussing computer hacking, you’ll often hear about ‘black hat’ and ‘white hat’ hackers. The difference lies in their intent and authorization:

  • Black Hat Hackers: Cybercriminals who break into systems illegally for personal gain or malicious purposes.
  • White Hat Hackers: Ethical hackers who test security systems with permission to help organizations find vulnerabilities and improve their defenses.

The Modern Black Hat Hacker: From Lone Wolves to Criminal Enterprises

The modern black hat hacker bears little resemblance to the lone hacker stereotype of previous years. Today’s criminals operate in organized, profit-driven syndicates that function like technology companies, complete with customer service representatives, software developers, marketing teams, and affiliate programs.

Ransomware-as-a-Service (RaaS)

Using the ransomware-as-a-service (RaaS) model, these organizations work like a franchise system where core developers create ransomware, a type of malware that encrypts your files and demands payment before they release them back to you. The hackers then rent the ransomware to affiliates who carry out the attacks. When the ransom is paid, both parties split the profits.

This model has allowed relatively unskilled criminals to unleash devastating attacks using cutting-edge tools they didn’t have to build themselves. In addition, they’ve transformed hacking from a solitary activity into a global criminal industry worth billions.

Targeting Critical Infrastructure

Half of global ransomware attacks in 2025 targeted infrastructure sectors such as healthcare, manufacturing, and energy, all essential systems on which we heavily depend. Because criminals know that hospitals and healthcare providers are more likely to pay quickly when patient care is at stake, healthcare is particularly vulnerable, having experienced 238 ransomware attacks in 2024 alone.

Multiple Revenue Streams

Beyond ransomware, black hat hackers profit from selling stolen data on dark web marketplaces, including Social Security Numbers, credit card details, medical records, and login credentials. Business email compromise (BEC) scams generated nearly $8.5 billion in losses from 2022 through 2024, after hackers impersonated executives to deceive employees into wiring funds or sharing sensitive data.

A Global Threat

Globally, the United States experienced roughly 21% of all ransomware incidents in 2025, followed by Canada, Germany, the United Kingdom, and Italy. This international scope underscores the reality that cybercrime knows no borders, and your location offers little protection against determined attackers.

What makes today’s black hat hackers particularly dangerous isn’t just their technical skill. They are business-savvy organizations with international reach. Increasingly, they have weaponized artificial intelligence (AI) to scale operations and evade detection.

Common Black Hat Hacker Tactics

Modern black hat hackers employ multiple attack vectors, often combining several approaches to maximize their chances of success.

Social Engineering and Phishing

Social engineering and phishing remain the most common black hat approach. Modern versions appear indistinguishable from legitimate communications, complete with correct branding and contextually appropriate requests. Criminals research targets on social media to craft personalized messages that reference real-life details, and generate convincing fakes at scale with the use of AI.

Software Vulnerability Exploitation

Black hat hackers are highly skilled technical professionals who know how to identify and exploit weaknesses in software, hardware, or system configurations. Exploitation of vulnerabilities as an initial access method tripled in 2024, driven largely by zero-day vulnerabilities in file transfer software and VPN services. 

Credential Theft and Misuse

Stolen login credentials provide attackers with direct access to your accounts. About 79% of detections now involve attackers using valid usernames and passwords rather than malware, making them harder to spot with traditional security tools.

Advanced Tactics Once Inside

Once black hat hackers are inside your network, they can leverage legitimate system administration tools, such as Windows PowerShell, to remain undetected. Modern ransomware doesn’t just encrypt files on one computer; it spreads across entire networks, targeting servers, backups, and cloud storage. The double- and triple-extortion approach has become standard: criminals steal data, then encrypt it, threatening to publish the information if ransoms aren’t paid.

Weaponized Artificial Intelligence

Black hat hackers are weaponizing artificial intelligence to help them generate perfectly written phishing emails, create deepfake videos and audio for impersonation, develop malware that constantly changes its code to evade detection, and automate reconnaissance across thousands of potential victims simultaneously.

Exploiting Trust

Cybercriminals know that users instinctively trust familiar logos and professional-looking communications. That’s why they ruthlessly exploit that trust. They impersonate reputable brands, create fake websites that look identical to real ones, and even purchase legitimate advertising to distribute malicious software.

The Change Healthcare Breach

One of the most significant breaches in recent history demonstrates just how devastating modern black hat attacks can be, and how basic security oversights can have catastrophic consequences.

In February 2024, U.S.-based healthcare technology firm Change Healthcare, suffered a major data breach. Attackers accessed its remote portal using stolen credentials, made easier by the lack of multi-factor authentication. For nine days, the hackers moved through Change Healthcare’s systems undetected.

When the breach was discovered, systems went offline, preventing patients from submitting insurance claims, pharmacies from processing prescriptions, and physicians from verifying patient coverage or receiving payments. The attack exposed sensitive personal and medical information for an estimated 190 million people. Ultimately, UnitedHealth was forced to pay a $22 million ransom. Worse, the attackers’ affiliate double-crossed them, passing the data to another criminal group that demanded additional payment.

This incident reveals several critical lessons: human error and lack of basic security controls (like MFA) can lead to catastrophic breaches, and criminals are increasingly using double-extortion schemes. 

A Wake-Up Call to a Larger Pattern

The Change Healthcare incident isn’t isolated. Manufacturing sector attacks jumped 61% in 2025, with 838 confirmed incidents, while attacks on critical infrastructure jumped by 34% year on year, indicating that the problem continues to expand.

How to Protect Yourself from Black Hat Hackers

While the threats are real, you can dramatically reduce your risk through informed decisions and proactive measures. Here are practical steps to protect you and your family.

Enable Multi-Factor Authentication

Start with multi-factor authentication (MFA). The Cybersecurity and Infrastructure Security Agency and the FBI’s #StopRansomware guidance emphasizes that MFA dramatically reduces risk. Enable it on email, banking, cloud storage, and social media. Use phishing-resistant MFA such as FIDO2/WebAuthn tokens or app-based authenticators instead of SMS codes, which can be intercepted.

Use Strong, Unique Passwords

Use a password manager to generate and store strong, long, and unique passwords or passphrases for every major account you own. If one service gets breached, your other accounts will remain protected because you’re not reusing passwords.

Keep Software Updated

Keep all your software, browsers, security tools, and operating systems up to date to protect your accounts and information from exploitation of vulnerabilities. It’s best to enable automatic updates where possible, so you don’t have to struggle with reminders and manual updates.

Back Up Your Data

Back up your data regularly using the 3-2-1 rule: three copies of your data, on two different types of media, with one copy stored off-site or offline. Ransomware can’t hold data hostage if you have clean backups you can restore from.

Recognize Phishing Attempts

Train yourself and your family to recognize phishing attempts. Always verify unexpected messages and requests by contacting organizations directly using official contact information, not through links or numbers provided in suspicious messages. Remember that legitimate organizations never request sensitive information via email or text.

Deploy AI-Powered Protection

Consider deploying AI-powered security tools such as McAfee’s Scam Detector, which uses advanced AI to help identify scams with 96% accuracy, including detecting deepfake audio and video. Plus, McAfee won the Best Use of AI in Cybersecurity category at the 2025 A.I. Awards. These tools help you stay one step ahead of increasingly sophisticated attacks.

Monitor Your Accounts

Monitor your financial accounts and credit reports regularly by setting up alerts for unusual activity. The sooner you detect a compromise, the less damage black hat hackers can inflict.

Legal Policy Catches Up

Governments worldwide are strengthening legal frameworks to combat the growing threat of black hat hackers, introducing tougher penalties and designating cybercriminal organizations as threats equivalent to hostile foreign nations.

New Classification for Ransomware Groups

The Intelligence Authorization Act for Fiscal Year 2025 designates foreign ransomware organizations and their affiliates as hostile foreign cyber actors, placing 18 specific groups, including DarkSide, REvil, and LockBit, in the same category as nation-state threat actors. This enables sanctions against harboring countries and enhanced intelligence-gathering authorities.

Strengthened Privacy Protections

In April 2025, the Federal Trade Commission finalized major updates to the Children’s Online Privacy Protection Act regulations, which now require companies to implement written information security programs, limit data retention, and obtain separate parental consent for sharing children’s information. Violations carry penalties of $53,088 per incident.

Updated Cybersecurity Framework

The National Institute of Standards and Technology released version 2.0 of its Cybersecurity Framework, part of which aims to develop guidance on three sources of risk that impact an organization’s operational risk: cybersecurity of AI Systems, AI-enabled cyber attacks, and AI-enabled cyber defense.

International Cooperation

International cooperation is expanding, with law enforcement agencies coordinating takedowns of criminal infrastructure, seizing cryptocurrency wallets, and disrupting ransomware operations. While challenges remain, the legal pressure on black hat hackers continues to intensify.

Yet, the internet’s borderless nature means criminals can operate from jurisdictions beyond the reach of any single nation’s laws. That’s why individual and organizational vigilance remains critical.

Final Thoughts 

The cybersecurity landscape continues to evolve rapidly. As AI becomes more powerful and accessible, criminals will leverage it to create even more convincing scams and sophisticated attacks.

However, defenders have strong advantages, too. Comprehensive security tools are becoming smarter, leveraging machine learning to detect anomalies that humans might miss.

Most importantly, people are recognizing cybersecurity as essential and adopting better digital practices. While risk cannot be eliminated entirely, you can stay one step ahead. Security is an ongoing commitment to safeguarding what matters most to you.

Ready to enhance your digital protection? Explore McAfee’s security software to safeguard your personal information and devices against modern cyber threats.