Summary
On July 16, 2025, the ransomware group Nitrogen publicly claimed responsibility for an attack targeting C3 Group, a U.S.-based engineering consulting company. According to the threat actor’s post, they intend to release sensitive data unless negotiations are initiated.
Incident Report
| Field | Details |
|---|---|
| Target | C3 Group |
| Domain | |
| Country | USA |
| Attacking Group | Nitrogen |
| Date Reported | July 16, 2025 |
| Threat Actor Statement | “The full leak will be published soon, unless a company representative contacts us via the channels provided.” |
Company Background
C3 Group is a large, well-established engineering company offering a wide range of services, from restoration and industrial injection to water treatment and geotechnical projects. The company has built a reputation for delivering high-quality engineering solutions across various sectors.
About the Threat Actor
Nitrogen is a notorious ransomware group known for targeting organizations across different industries, demanding significant ransoms in exchange for not leaking sensitive data. Their attacks often result in severe operational disruptions and data breaches.
Proactive Response to Ransomware Threats
Organizations can proactively respond to ransomware threats by implementing comprehensive cybersecurity measures, including darkweb monitoring. Darkweb monitoring is crucial for identifying leaked data and potential threats early. We recommend using tools like the email breach checker at MSP Dark Intel to keep an eye on your company’s exposure and mitigate potential risks.
Recommendations
- Monitor your domains and email addresses for exposure using reputable threat intelligence tools.
- Conduct a full compromise assessment and incident response drill internally.
- Verify backups and ensure they are offline and ransomware-resistant.
- Educate staff on phishing, social engineering, and lateral movement techniques used by groups like Qilin.
- Engage with cyber forensics and legal counsel before initiating contact with threat actors.
Check Your Exposure
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Disclaimer
The MSPDarkIntel team does not engage in the exfiltration, downloading, taking, hosting, viewing, reposting, or disclosure of any stolen information.
All breach data reported here is sourced from publicly available threat intelligence feeds for awareness and early-warning purposes only.
Our goal is to inform organizations of emerging threats so they can take timely defensive action.
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