Exploring the Dual Life: From Cybercriminal to Windows Bug Bounty Researcher


Bug reporter
EncryptHub attempting to sell a zero-day on underground forums
Exposed ChatGPT discussion
Fake GartoriSpace website
Red Report 2025

Introduction

The complex world of digital security often brings cyber personas into conflicting roles. One of the most intriguing figures in this realm is EncryptHub, a notorious threat actor responsible for attacks on over 600 organizations but also credited for disclosing critical vulnerabilities to Microsoft.

The Enigmatic Figure Behind EncryptHub

In a surprising twist, EncryptHub reported two significant zero-day vulnerabilities to Microsoft – CVE-2025-24061 and CVE-2025-24071. These flaws were promptly addressed in the March 2025 Patch Tuesday updates, showcasing a hidden side of the threat actor as a contributor to cybersecurity.

Exploits and Mistakes: A Story of Exposure

A detailed analysis by Outpost24 researchers shed light on the dual identity of EncryptHub as they accidentally exposed their credentials. This blunder allowed experts to piece together their online personas and activities, enhancing our understanding of this shadowy figure’s motivations and operations.

  • Mark of the Web Bypass (CVE-2025-24061)
  • File Explorer Spoofing (CVE-2025-24071)

Accidental Revelations and Links

Hector Garcia, a Security Analyst at Outpost24, emphasized the solid evidence linking EncryptHub to both cybercriminal activities and legitimate security research, further blurring the lines between ethical and malicious hacking.

Zero-Day Sales: A Risky Venture

Despite his contributions to security, EncryptHub was also caught attempting to sell zero-day vulnerabilities on underground forums, a testament to the ongoing conflict between financial gains and ethical responsibilities in the hacking community.

The Hacker’s Toolbox

EncryptHub’s toolkit is vast, ranging from social engineering campaigns to advanced malware development, involving sophisticated social media manipulations for launching phishing attacks:

  • Phishing Scams: Crafting deceptive social media profiles and websites.
  • Malware Development: Use of advanced chatbots like ChatGPT to develop malicious software.

The Exploits of GartoriSpace

In a notable instance, EncryptHub created a fake project management application called GartoriSpace, ingeniously deploying it through social media to distribute malware, highlighting the sophisticated deception methods used.

Future Prospects and Ethical Dilemmas

The ongoing engagement with tools like ChatGPT suggests a conflicted individual, caught between the allure of cybercrime and contributions to cybersecurity. The discussions captured via ChatGPT unveil ambitious plans for large-scale, though “harmless”, campaigns for publicity, adding another layer of complexity to EncryptHub’s character.

Conclusion

EncryptHub embodies the quintessential gray area of modern cyber operations, navigating between legitimate security practices and the murky waters of cybercrime. With over 600 companies compromised, the curious case of EncryptHub continues to be a focal point for discussions on cybersecurity ethics, hacker culture, and the fine line between genius and malefactor.

Related: Microsoft Postpones WSUS Driver Sync Deprecation: Essential Updates for IT Professionals

Last Updated: April 7, 2025