Ransomware Group thegentlemen Hits: Pertamina
Summary
In the latest cybersecurity news, Pertamina — an organization based in ID — has fallen victim to a ransomware attack conducted by the group thegentlemen. This data breach, discovered on 2026-07-31T18:21:03.753578+00:00, underscores the increasing need for proactive cybersecurity defenses as we continue through 2026.
Incident Report
| Attribute | Information |
|---|---|
| Target Organization | Pertamina |
| Threat Group | thegentlemen |
| Summary | pertamina.com REV – $23.2 Billion zoominfo.com/c/pt-pertamina/191250883 Pertamina is an energy company primarily in the oil and gas sector. The company provides services for new and renewable energy, and other activities related to or supporting business activities. We have taken NDA files, HR DATA, user data, employee data, technical drawings, models, bank accounting tax legal statements, SCADA documents, confidential files, photographs of work, screenshots and much more the total data volume is more than 1.2TB+ 1200 GB+ . Pertamina is Indonesia’s state-owned integrated energy corporation, operating across upstream, downstream, gas, and renewable energy sectors. With over six decades of operation, it is a primary driver of national energy sovereignty and consistently ranks among the Fortune Global 500 companies. |
| Date of Breach | 2026-07-31T11:21:11+00:00 |
| Discovery Date | 2026-07-31T18:21:03.753578+00:00 |
| Region | ID |
| Target Domain | pertamina.com |
| Business Sector | Energy & Utilities |
How to reduce your ransomware risk
Most ransomware intrusions start with a stolen password or a phishing email. A few proactive steps sharply cut your exposure:
- monitor the dark web for leaked logins — close the gap attackers exploit.
- continuous breach monitoring — close the gap attackers exploit.
Want to know if you’re already exposed? Run a free scan with the HookPhish data breach checker.
Disclaimer
HookPhish 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 purposes only.
