GJTech ransomware attack leaks data of around 20 fund managers
IT management company GJTech was attacked by the Qilin ransomware group. Internal data belonging to around 20 asset management firms using its file server service was found to have been leaked. Awesome Asset Management announced on 8 September 2025 that it had confirmed a ransomware infection on the file server.
Key facts
- Affected organisation
- GJTech
- Incident type
- Ransomware
- Occurred / detected
- 2025-09-08
- Scale of damage
- Internal data of around 20 asset management firms
- Cause / method
- Attack by the Qilin ransomware group on an outsourced file server
- Location
- South Korea
Timeline
- Awesome Asset Management confirmed a ransomware infection on the file server.
- It emerged that internal data from around 20 asset management firms using GJTech's file server service had been leaked.
2 related reports
The summary and key facts are written by AI from related reports and may contain errors. Check the original articles and the organisation’s official statements for accurate details.