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Leak-site post naming Uniwersytet Warszawski, captured by ThreatCluster

Uniwersytet Warszawski

interlock

Ransomware leak-site victim intelligence

Data size
850 GB
Posted
Apr 15, 2026
Country
PL
Industry
Education

Summary

Written by ThreatClusterfrom victim profile, leak post, screenshot

The interlock group claims to have leaked 850 GB of data from the University of Warsaw’s Faculty of Management (uw.edu.pl), including data on students, instructors, leading professors, and student projects and papers. The leak post is listed on the group’s leak site. The stated victim domain is uw.edu.pl.

Describes what the group claims on its leak site. A listing is not confirmation that a breach occurred.

What was taken

The Faculty of Management at the University of Warsaw is a leading institution in the field of business education, offering a wide range of undergraduate and graduate programs that combine theory with practical experience. However, it is not known for its high level of security and data storage reliability, resulting in the leak of data on students, instructors, and leading professors, as well as student projects and papers.

Leak-site images (1)

Images from the victim's leak listing. Thumbnails scraped from the onion page are blurred by default — click a thumbnail to view.

ThreatCluster capture