MalwareHealthcareHealthcareRansomwareRansom DemandedData ExfiltratedData EncryptedSupply Chain (3P Vendor)PIIIdentity (basic)LowResolved

BEAUMONT HEALTH

bd_e2d06ced77e13359 · schema v1 · pii pii-v1

Severity

Low

Discovered

Jul 16, 2020

Filed

Feb 17, 2021

To disclose

31 weeks

Affected

2state residents only

Linked

3 filings

Confidence

65%

Full breach record for BEAUMONT HEALTH →5 incidents on file

Beaumont Health Foundation notified Montana AG of a third-party breach involving Blackbaud. A ransomware attack occurred Feb-May 2020. Data exfiltrated may include PII (names, addresses). SSN and EHR data were not impacted. Beaumont engaged forensic experts and suspended data sharing.

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Incident timeline

undetected · 160 days

discovery → filing · 31 weeks / 216 days

Feb 7, 2020

Begins

Jul 16, 2020

Discovered

Feb 17, 2021

Filed

vs. sector median

+19 wks slower

This filing is one of 3 about the same incident.View merged incident

Part of BLACKBAUD, INC. supply-chain incident (2020) — a supply-chain cascade affecting multiple organizations.View cascade →

Linked disclosures

Why this link?

Regulatory filings (2) · sorted by filing gap

Massachusetts State AGbd_5d9cd7f3a37f829e2021-02-25 · +8dVerified
New Hampshire State AGbd_11032e1425da3f6d2021-03-03 · +14dVerified

Name: BEAUMONT HEALTH
norm: beaumont health

Name: BEAUMONT HEALTH
norm: beaumont health
Industry: Healthcarellm

Discovered: Jul 16, 2020
Breach occurred: Feb 7, 2020 – May 20, 2020
Undetected for: 160 daysoccurrence → discovery
Materiality determined: —
Notification sent: —
Affected individuals: 2state-resident count only
Data types: PIIIdentity (basic)
Attack vector: Third-Party / Supply Chain
MITRE ATT&CK: T1486 Data Encrypted for ImpactT1041 Exfiltration Over C2 Channel
Threat actor: ExternalFinancial
Third party: via Blackbaud

During the incident: Initiated an internal investigation
Engaged outside experts experienced in handling these types of incidents
Suspended sharing any additional financial data with Blackbaud
Changes made: Closed the vulnerability that allowed the incident
Enhancing their security controls
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 31 weeks(216 days from discovery to filing)
Compliance flags: — (clock not assessable for this source)

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 3 filings · 3 states

View merged incident ↗

Montana State AGFeb 17 · first · this page

Massachusetts State AG+8d

New Hampshire State AG+14d

Pattern: first filing Feb 17 (MT), last Mar 3 (NH) — a 14-day rolling notification. Rolling spreads often mean counsel is filing as thresholds trip per state. Why this link?

Evidence ladder

Leak-site claim

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

Press / market report

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

State AG / regulator filingThis record

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

SEC 8-K / victim statement

Unlocks: materiality, stated response, full audit trail. Ceiling removed.

Source URL: https://dojmt.gov/wp-content/uploads/OCP/a-notif-54.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Feb 17, 2021
Raw hash: 618e79de8822203a9aa0bf2950eb36e8c4106729367a7c6150232f0a927c176a

Linked disclosures

Regulatory filings (2) · sorted by filing gap

Reporting entityBEAUMONT HEALTH

Victim entityBEAUMONT HEALTH

Incidentdiscovered Jul 16, 2020

Stated responseInitiated an internal investigation

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancedojmt.gov