JS International
bd_6358926f5ebc0835 · schema v1 · pii pii-v1
Full breach record for JS International →Threat-actor claim — not a regulatory filing
This row is a claim by the ransomware group Medusa on its public extortion blog. It has not been validated by the victim or any regulator. Treat attribution and counts as the threat actor's assertion until a regulatory filing or victim disclosure corroborates them.
Source: Ransomware.live
Post text · scraped from the leak site
JS International, Inc. was founded in 1997 and is engaged in the manufacture of solid wood furniture structures (cabinets, accessories, etc.). The company currently has 95 employees. JSI Cabinetry corporate office is located in 485 Commerce Dr, Fall River, Massachusetts, 02720, United States
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Incident timeline — mostly unverified
? — ?
Breach window unknown
Feb 27, 2024
Claim posted
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Corroborated · see linked filings
Compliance clocks stay unassessable until a regulatory filing lands. Dashed segments fill in automatically when corroboration arrives.
Claim → filing
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Compliance clock
Not assessable
Linked disclosures
Why this link?Regulatory filings (2) · sorted by filing gap
- New Hampshire State AGbd_f95b389390b522c62024-07-22 · +145dVerified by operator
- Massachusetts State AGbd_233a554a081bb1422024-07-23 · +146dVerified by operator
Filing propagation · 3 filings · 2 states
View merged incident ↗Pattern: first filing Feb 27, last Jul 23 (MA) — a 146-day rolling notification. Rolling spreads often mean counsel is filing as thresholds trip per state. Why this link?
Evidence ladder
Attacker assertion only. Establishes: claim date, group, alleged victim.
Unlocks: incident narrative, operational impact. Still no compliance clock.
Unlocks: discovery date, data types, affected count, compliance clock.
Unlocks: materiality, stated response, full audit trail. Ceiling removed.
Source ceiling
- actor name
- victim claim
- ransom/leak status
- discovery date
- materiality
- notification
- affected count
- confirmed data types
- compliance clock
The ✕ fields stay blank until a regulatory filing or victim disclosure lands.
medusa
According to ransomware.live, Medusa is a ransomware-as-a-service operation active since June 2021 that has targeted over 300 victims across critical infrastructure sectors including healthcare, education, legal, and manufacturing using double-extortion, with attacks surging 42% between 2023 and 2024 and a formal CISA advisory issued in early 2025.