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Immaculate Heart of Mary

sinobi

This record tracks a ransomware attack claimed by the sinobi group against Immaculate Heart of Mary. It collects the publicly disclosed attack details — sector, location and timeline — as published on the operator's leak site and indexed by Breach House.

Window Zero

EXPOSURE GAP

Window Zero is the time the breach stayed in the open before anyone said so — the gap between when the attack was first discovered on the operator's leak site (t1) and when it was publicly disclosed (t2). The wider this window, the longer victims, staff and customers were exposed with no warning.

339days open
t1 · Published t2 · Pending
Sep 28, 2025Not disclosed yet
Business Category
Education
Employees
51-100
Discovered
2025-10-02
Published
September 28, 2025
Disclosed / Notified
Not disclosed yet
Victim ID
DKJL8Y6kZtn7

Attack Summary

Immaculate Heart of Mary Home, associated with the Immaculate Heart of Mary Roman Catholic Church, has been serving the Brooklyn community since 1893 with a focus on faith and unity. The church offers various ministries including catechesis, consolation support, and food pantry services, aimed at meeting the spiritual and practical needs of its congregants. St. Joseph the Worker Catholic Academy is part of the community, providing education in a Catholic environment to students of all faiths. The organization prioritizes connecting with its members through live Mass services and updating them on important parish information.

Leak Screenshots

SAMPLE

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file_tree.png
finance_2024.xlsx
passport_scan.jpg
contract_signed.pdf
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Dark Web Exposure

Cross-referenced against HaveIBeenRansom's dark-web index of ransomware leaks, breaches & infostealer logs.
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found in Infostealer logs
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found in Traditional breaches
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found in Ransomware leaks
Emails exposed
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Full exposure is locked
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Visit Website Original Post View Group: sinobi
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