GLOBALMalwareHealthcareHealthcareRansomwareHunters InternationalRansom DemandedActor NamedMedium

Fred Hutchinson Cancer Center

bd_c096370de81322c5 · schema v1 · pii pii-v1

Severity

Medium

Discovered

—

Filed

Dec 15, 2023

To disclose

—

Affected

Not disclosed

Linked

14 filings

Confidence

50%

Full breach record for Fred Hutchinson Cancer Center →4 incidents on file

Threat-actor claim — not a regulatory filing

This row is a claim by the ransomware group Hunters International 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.

Group activity: HealthcareDiscovered: 2023-12-15

Listing address (not linked): https://hunters55rdxciehoqzwv7vgyv6nt37tbwax2reroyzxhou7my5ejyid.onion/companies/3393395412View merged incident timeline

Source: Ransomware.live

Post text · scraped from the leak site

Country : United States of America - Exfiltraded data : yes - Encrypted data : no

J jump to incidentP pin to compareR raw source

Incident timeline — mostly unverified

? — ?

Breach window unknown

Dec 15, 2023

Claim posted

—

Corroborated · see linked filings

Compliance clocks stay unassessable until a regulatory filing lands. Dashed segments fill in automatically when corroboration arrives.

Claim → filing

—

Compliance clock

Not assessable

This filing is one of 14 about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (10) · sorted by filing gap

Oregon State AGbd_00321461c9a219542023-12-22 · +7dVerified
California State AGbd_055977ba69ddd4322023-12-22 · +7dVerified by operator
Montana State AGbd_390649f2c75439432023-12-22 · +7dVerified
Massachusetts State AGbd_632cb3e03653a6452023-12-22 · +7dVerified

Show 6 more filings ↓up to 230d gap

HHS OCRbd_734a45a1ef5248522023-12-22 · +7dVerified
Washington State AGbd_b7c7ee56fd79dc242023-12-22 · +7dVerified by operator
HHS OCRbd_8814fc6d061ec55d2023-12-26 · +11dVerified by operator
Washington State AGbd_925ee43ceec80c672024-02-29 · +76dVerified
Montana State AGbd_939adbdc1316f7952024-02-29 · +76dVerified by operator
Illinois State AGbd_e82634db0b6646752024-08-01 · +230dVerified by operator

Showing first 10 of 13 linked disclosures.

Name: hunters
norm: hunters_international

Name: Fred Hutchinson Cancer Center
norm: fred hutchinson cancer center
Domain: fredhutch.org
Industry: Healthcarellm

Attack vector: Ransomware· hunters_international
Threat actor: Hunters InternationalExternalFinancial

Compliance flags: — (clock not assessable for this source)

Status: No extraction artifact recorded for this disclosure.
Confidence context: Single unverified source — the attacker's own description. When a regulatory filing corroborates the claim, it appears in the linked-filings card.

Filing propagation · 11 filings · 6 states

View merged incident ↗

Leak SiteDec 15 · first · this page

Oregon State AG+7d

California State AG+7d

Montana State AG+7d

Massachusetts State AG+7d

HHS OCR+7d

Washington State AG+7d

HHS OCR+11d

Washington State AG+76d

Montana State AG+76d

Illinois State AG+230d

Pattern: first filing Dec 15, last Aug 1 (IL) — a 230-day rolling notification. Rolling spreads often mean counsel is filing as thresholds trip per state. Why this link?

Cascade drawn from the first 10 linked disclosures of 13 — the full spread may be wider.

Evidence ladder

Leak-site claimThis record

Attacker assertion only. Establishes: claim date, group, alleged victim.

Press / market report

Unlocks: incident narrative, operational impact. Still no compliance clock.

State AG / regulator filing

Unlocks: discovery date, data types, affected count, compliance clock.

SEC 8-K / victim statement

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.

Source URL: https://hunters55rdxciehoqzwv7vgyv6nt37tbwax2reroyzxhou7my5ejyid.onion/companies/3393395412
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Dec 15, 2023
Raw hash: 0879ec0d855ae767f95e6dac4f017422511fe730da0f9a064bf455d2618d0b32

Linked disclosures

Regulatory filings (10) · sorted by filing gap

Reporting entityhunters

Victim entityFred Hutchinson Cancer Center

What this source establishesRansomware

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancehunters55rdxciehoqzwv7vgyv6nt37tbwax2reroyzxhou7my5ejyid.onion