Leak-site post naming Perpustam, captured by ThreatCluster

Perpustam

arcusmedia

Ransomware leak-site victim intelligence

Posted
Jul 14, 2026
Countdown
EST LEAK : 7 Days
Country
Malaysia
Industry
Public library

Summary

Written by ThreatCluster from site fields, victim profile, leak post, screenshot

arcusmedia claims it has leaked data from the Malacca Public Library Corporation (Perpustam) and has provided download links to the material; the leak post is published and shows an EST LEAK countdown of 7 days. The leak page identifies the victim as Malacca Public Library Corporation, with domain perpustam.gov.my, based in Malaysia and headquartered in Malacca, and lists a named individual, Fyodor Dostoevsky. ThreatCluster captured a screenshot of the leak post.

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

Victim profile

People named
Fyodor Dostoevsky

What was taken

PERPUSTAM stands for the Malacca Public Library Corporation, which is the …

Also stated on the leak page

Fields this group publishes that do not map to a standard column. Labels are the site's own.

download_links
["https://transfer.it/t/8diozhx1VRAD", "https://transfer.it/t/KCzFyohBAJBb", "https://transfer.it/t/073VCh4DyBRI", "https://transfer.it/t/LpBWat4FHZ7T"]

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