Let's learn about Malware via these 89 free blog posts. They are ordered by HackerNoon reader engagement data. Visit the Learn Repo or LearnRepo.com to find the most read blog posts about any technology.
Malware is malicious software designed to disrupt computer operations, gather sensitive information, or gain unauthorized access to computer systems. Understanding and defending against malware is critical for cybersecurity and protecting digital assets.
1. What Is FraudGPT?
Hackers have their own version of ChatGPT: a chatbot that can help with malware and phishing called FraudGPT. Here's everything you need to know.
2. How to Make a Malicious USB Device and Have Some Harmless Fun
Make an inexpensive BadUSB from an old USB drive and learn about Windows shortcut files and how malicious actors are using .lnk files to spread malware.
3. Why Software Updates Can Lead to Cyberattacks — and What to Do
Every cybersecurity expert recommends keeping software updated — but what if that leads to further risks? Here's how to stay safe.
4. Steganography: How Hackers Hide Malware in Images
Image steganography is a technique that attackers use to hide a secret piece of text, malware, or code inside of an image. This technique is difficult to detect
5. LocalBitcoins Review: I'm Not the Only One Who's Been Scammed
This isn’t a review, and — as much as I wish it was — it’s not a promotion either. It’s a firsthand account… a testament to the continual negative impact of frauds in the crypto space. I wrote this article to make the community aware that LocalBitcoins doesn’t consider to accept moral responsibility when users get scammed on the platform.
6. How to Identify a Fake Text Message in 2023
Are you also frustrated by getting fake messages and want to identify that fake message? Then must move down for more detail about fake messages.
7. Sektor7 - Malware Development Essentials Course Criticism: Proving an Alternative.
Honest critique on RED TEAM's content, format, and price with alternative, quality resources shared for comprehensive learning
8. What Are The Different Types of Malware?
A walkthrough the different types of malware - from viruses to botnets, ransomware and phishing. Learn more and get protected!
9. Command and Control Frameworks in a Nutshell
A glimpse over Command and Control attacks and frameworks, how they happen, and how they can affect our daily lives.
10. Cybercrooks Are Using Fake Job Listings to Steal Crypto
Moonlock Lab dives deep into a campaign tricking blockchain developers with fake job interviews to deploy malware that installs a backdoor and targets MetaMask.
11. How RAT Mutants, in Python, Steal Data and Evade Detection
Even though malicious Python packages are found every day by our security researchers, a new type of malware we call RAT mutants is catching our attention.
12. Mac's Aura of Invincibility Fades as AI Anxiety Takes Root, New Survey Finds
Moonlock's survey finds the Mac immunity myth is fading. Discover why user anxiety is rising and how AI is creating a new generation of macOS threats.
13. Here’s How we Made a Real-time Phishing Website Detector for MacOS
MacPaw’s Moonlock team created a real-time phishing detector for macOS, offering instant alerts and enhanced privacy with on-device detection—no cloud needed.
14. Tracking Atomic Stealer on macOS: Sophisticated Malware Replacing LedgerLive App
We delve into new tactics of sophisticated macOS malware - Atomic stealer. Now, it replaces popular app for managing crypto wallets with malicious clone.
15. Basics of Machine Learning and its capabilities in Cybersecurity
The article explores Machine Learning's vital role in cybersecurity, addressing evolving digital threats. It covers ML's types, iterative process, feature engi
16. Linux Kernel Process Injection (Rootkit)
Process injection is a technique used by malware, rootkits, and other vulnerable software to run their malicious code inside an operating system.
17. AI-Powered Cybersecurity: Top Use Cases in 2023
AI made its mark on the cybersecurity sector in 2020, with a value exceeding $10 billion.
18. 7 Sneaky Ways Hackers Are Using Machine Learning to Steal Your Data
Machine learning is famous for its ability to analyze large data sets and identify patterns. It is basically a subset of artificial intelligence. Machine learning uses algorithms that leverages previous data-sets and statistical analysis to make assumptions and pass on judgments about behavior.
The best part, software or computers powered by machine learning algorithms can perform functions that they have not been programmed to perform.
19. Is That Utility Bill Legit? How to Identify a Utilities Scam
Have you received an unusual or suspicious utility bill? Here's how to tell if it's a scam.
20. 7 Ways to Prevent and Mitigate Malware Attacks
Knowing how to prevent malware attacks or mitigate those that are already on your devices is crucial. Here are seven effective tips you need to adopt to secure
21. Cybersecurity Risks Worth Considering in Online Trading
As online trading platforms grow in popularity, hackers increase their attacks. Here are the cybersecurity risks in online trading.
22. True Hackers and the Monsters we Invent
Common misconceptions about hacking that makes you vulnerable and how to avoid them.
23. How to Use ChatGPT for Malware Analysis
How exactly is AI useful in addressing malware attacks? Let’s focus on three tasks that can be greatly facilitated with the help of an AI assistant.
24. Reversing a NodeJS Malware and Finding its Author
Reverse engineering a NodeJS Discord malware and exposing the authors by finding the webhook they used.
25. Fake Websites, Fake Companies, Fake Everything: What Can We Do to Protect Ourselves?
Malware protection should act the same way, as a set of shields that protect the entire browser from any type of malware, not just traditional threats.
26. Wrapping up Trends in MacOS Malware of 2025
The myth of a malware-free Mac is a thing of the past. Here’s how Mac threats evolved in 2025 — and what’s coming next.
27. What Are the Most Common Malware Attacks on Macs?
Apple started making computers in 1976, long before they became common in most households in the developed world.
28. PlugX & PortScan Chinese Malware Surfacing in Non-Tech Companies
PlugX & PortScan Chinese Malware Surfacing in Non-tech Companies - shows Motivation Was Financial.
29. 'Serverless': Malware Just Found a new Home
Read about 'Serverless' data security and its ugly truth.
30. AI Malware That Rewrites Its Own Code Is Emerging as a Major Cybersecurity Threat in 2026
AI-powered malware that can rewrite its own code is emerging as a major cybersecurity threat in 2026, challenging traditional antivirus systems.
31. Virus.DOS.Kuku: Recreating MS-DOS Malware in Python.
Reverse engineering the kuku virus in Python and how I did it.
32. No-Click Malware Is Here: Why Enterprises Must Prioritize Identity-First Security
David Mahdi gives advice on how identity-first security helps prevent no-click malware attacks from succeeding.
33. Jackware: Malware That Controls Machines
Jackware is a form of malware designed purely to cause chaos and destruction. Here's how it works.
34. 8 Effective Strategies For Protecting Your Backups
Backups are crucial in this age of cyberattacks — but what are the best backup strategies? Here's how to ensure your backups are effective and secure.
35. Struck by a Zero-Day: What's Your Next Move?
Zero-day vulnerabilities bring anxiety and urgency, but we can tackle them using our existing security knowledge and experience.
36. Analyzing GuLoader: How to Approach Deobfuscation of Complex Samples
In this article, then, we’ll explore strategies to deobfuscate such code, using GuLoader as a reference.
37. Ad-ditional Hazards: The Deceptive World of Malvertising and How to Stay Safe
Uncover how ads can be a gateway for malware, the techniques used by attackers, and effective strategies to protect yourself and your organization.
38. How to Ensure Privacy and Security on Your Smartphones
All you need to know about the security loopholes in your android device and how to protect your mobile phones from privacy invasions and security breaches.
39. You'll Probably Be Exposed To These 5 Cybersecurity Threats In 2021
How to prepare yourself to face the Cybersecurity Threats in the year ahead? Check out the top 5 of the most expected attacks in 2021.
40. Why smartphone hacking is a real threat & how to handle it
Even if you aren't very tech-savvy, you may have heard about vulnerabilities in both Android and iOS platforms making the news. Despite these headlines, smartphone hacking is a real challenge many of us still don't take seriously.
41. How Blockchain has Improved Detection of Malware
Blockchain has not only become the fundamental technology for cryptocurrencies; it has also become a reliable means of detecting malware quickly and accurately.
42. Juice Jacking: Is it a Real Threat?
When a USB outlet or charger cable already attached to an adapter is modified to supply power and gather data, this is known as juice jacking.
43. Browser Hijacking Software on CNN Election Site is Reason for Concern
An ad redirecting users to browser hijacking software was recently spotted on CNN's election tracking site. Ahead of election season, it's reason for concern
44. Best Antivirus for PC Gamers in 2021
A gaming PC can be a pricey investment. Even more reason to guard it with the best antivirus. Here are the 3 best antivrus software for Gaming PCs in 2021.
45. Ransomware Is Getting "User Friendly" To Victims
Cybersecurity risk regarding ransomware and how it is evolving with cryptocurrency.
46. AI Malware That Rewrites Itself Is the Cybersecurity Threat No One Is Ready For
AI-generated malware is reshaping cybersecurity in 2026. Discover how self-rewriting malware evades detection.
47. Cybersecurity Defense Strategies Against Social Engineering
Being steps ahead of cyber attackers matters a lot to companies. As good as this sounds, the required mechanism to deal with the cyber menace appreciates costs.
48. AI Slopsquatting: How LLM Hallucinations Poison Your Code
AI tools are hallucinating fake packages, and hackers are using them to create malware. Discover how slopsquatting threatens your code and how to fight back.
49. The Story Behind The Most Popular Android Malware Distributor on Dark Web
Now more than ever, we rely on our smartphones to keep in touch with our work, our families and the world around us. There are over 3.5 billion smartphone users
50. Ransomware: Early Signs, Protection, and Staying Ahead
In this article, you will learn about the signs of ransomware and how you can identify them.
51. CloudEye Turns Out To Be A Front For Hackers spreading GuLoader
52. Glupteba, a Blockchain-Enabled Modular Malware, Is Back in Action
Glupteba is a blockchain-backed trojan that uses a P2P network.
53. How Getting Hacked Led me to a Job in CyberSecurity
ReThink Cybersecurity - Cyber Wellness the New Healthly Livign Trend
54. How Can Businesses Prevent Money Losses and Stay Secure in the World of Crypto?
This article addresses the current issue of digital security and proposes solutions to particular threats that a business owner might face in the near future.
55. Malware Sandboxes: 5 Reasons You Need One
Incorporating a sandbox can help your organization mitigate the risks of a successful cyberattack, and the resulting lost productivity and reputation damage.
56. 7 Deadly Digital Sins: Understanding the Main Types of Malware
Malware is everywhere these days. You've probably been a victim at some stage, and you may well not even know it. From all-too-visible ransomware attacks to botnets and adware, it's a complex picture, and new variants are emerging all the time.
57. How to Secure Your Crypto Wallet
There are several reports of threats and attacks on crypto wallets every day. You must be on the lookout to keep your investment safe and secure from hackers.
58. How Do Hackers Get Phishing Emails Past Filters?
Email spam filters keep getting better — so why do phishing emails keep getting through? Here are the strategies hackers are using so you can protect yourself.
59. Top 10 Antivirus Softwares in 2021
These are the top 10 Antivirus software options on the market in 2021. Depending on your device (Mac, PC, Android, or iOS), there is an appropriate Antivirus.
60. The Growing Importance of Cybersecurity Awareness
The protection of your computer is becoming very important as more and more hackers learn how to make smarter invasions that would not be noticed at first.
61. Analyzing the Source Code of Popular Desktop Apps for NodeJS Malware. Part2
Following my last article about a Discord malware, we now take a deeper look inside the inner workings of the PirateStealer malware.
62. 87 Stories To Learn About Phishing
Learn everything you need to know about Phishing via these 87 free HackerNoon stories.
63. 5 Life-Saving Tips About Cyber Security
Introduction:
64. Cryptojacking: What the heck is that?
Enterprise administrators and individuals must defend their computer resources from numerous attacks to avoid a data breach
65. Lessons Learned From SolarWinds: Defensive Strategy Against Novel Malware
SolarWinds, a leading provider of IT monitoring and management solutions for enterprises, disclosed that it had fallen prey to a widespread supply chain attack
66. Automating Incident Response: How to Reduce Malware Forensics Time by 99% with Python and VirusTotal
Build a pipeline that aggressively removes "Safe" files using three layers.
67. Identity Theft Could Ruin Your Small Business, Stay Ahead With These Tips
There are various ways identity theft can affect your small business. We go into them here.
68. APT Explained: From Nation-State Actors to Naming Conventions
Uncover the world of APTs. Explore the tactics and motivations of nation-state actors and learn how cybersecurity firms assign codenames to them.
69. Types of Cross-Site Scripting(XSS) Attacks
An article about how each Cross-Site Scripting Attack behaves in order to understand how to defend our systems on the web against them
70. 59 Stories To Learn About Malware
Learn everything you need to know about Malware via these 59 free HackerNoon stories.
71. Avoid Becoming a Victim to These Cybersecurity Threats in 2022
With increased hacking activity focused on vulnerable businesses and at-home employees, cybersecurity has become a major business priority.
72. How the Top Result In Google Could Be a Scam Website
Jailbreak Checkrain Checkra1n Security Scam Malware
73. The Beginners Guide To Ransomware Prevention in 2021
Ransomware is a sort of malware that cybercriminals use to extort cash. It holds information to ransom with encryption or by keeping users out of their devices.
74. How a Wormable Android Malware Used to Spread Using WhatsApp Auto-Replies
Android Malware has started spreading by creating auto-replies to messages in WhatsApp. It's hidden cleverly in dubious apps that are surprisingly good.
75. An Introduction to Malware Analysis
Malicious software (Malware) are either programs or files that are intended to cause harm to a system and thereby its user.
76. ☢️ Dissecting DEFENSOR - An Android Malware That Affects Your Banking Apps
Android malware apps are nothing new, but this one is of particular interest in how it implements no such functionality that can be readily detected by security products. The apps named DEFENSOR ID and Defensor Digital rely mainly on Android's Accessibility Service to conduct malicious activities, and go undetected.
77. What Organizations Should Learn From the Colonial Pipeline Breach
The Colonial Pipeline Breach has shown us that ransomware attacks are not going away anytime soon and having been increasing due to the COVID-19 pandemic.
78. What Are The Cybersecurity Risks Associated With Personal Devices?
Let's look at some of the most significant risks posed by your personal digital devices, and what we can do to boost your security.
79. The Essential Guide to Email Security: Threats, Costs, and Strategies
We all use email on a regular basis, but we aren’t always cognizant of the email security standards we use. If a hacker gains access to your account, or manages to fool you into downloading an attachment with malware via email, it could have devastating consequences for your business.
80. What Cloud-First Organizations Can Learn from the Latest Cyjax Cloud Threat Landscape Report
The Cyjax Cloud Threat Landscape report portrays a significant positive trend for attacks using or targeting cloud services over the past six months.
81. What Vulnerabilities FreakOut Takes Advantage of for Creating a Botnet
Check Point Research encountered several attacks that exploited multiple vulnerabilities, including some that were only recently published, to inject OS command
82. Fraudulent Ads Exploit COVID-19 Fears on Disney's ESPN.Com
Scam advertisements across major media outlets originate from DoubleClick and Xandr/AppNexus
83. The Disruption of Emotet and What we Know About it
Emotet, which was once a Banking Trojan and became a full-blown botnet was the most successful and prevalent malware of 2020 by a long way.
84. How To Prevent Trending Ransomware Attacks
What is ransomware? Why is it so dangerous? Who can be affected? How to get rid of it…or maybe to prevent it?
85. The Rise and Fall of Dridex: What were the Most Prevalent Malwares of Last Spring
With Cybersecurity constantly evolving, each month has its own malware that poses the greatest threat. These are the malware threats that were most concerning.
86. What has Been Happening with the Two Biggest Iranian Espionage Operations
Cyber-warfare and espionage have long been common weapons in the arsenal of governments, armies, and intelligence agencies around the world.
87. How United Nations Documents and Human Rights Websites Were Used in Spreading Malware
The Uyghurs, an ethnic minority in China have been targeted by fake human rights documents and websites intended to take advantage of their persecution in China
88. What if Malware isn’t Slowing Down Your Games?
Most experienced gamers realize that many different kinds of malware can slow down their games.
89. Hunting Exploits by looking for the Author’s fingerprints: Graphology of an Exploit
When analyzing a complicated attack against one of our customers, we noticed a very small 64-bit executable that was executed by the malware.
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