MalwareEducationEducationRansomwareCapture Stored DataData ExfiltratedData EncryptedSupply Chain (3P Vendor)Customer Data InvolvedIdentity (basic)Government IDMediumContained

Darlington School

bd_3b831cc255a0d34e · schema v1 · pii pii-v1

Severity

Medium

Discovered

Jul 16, 2020

Filed

Dec 30, 2020

To disclose

24 weeks

Affected

3state residents only

Linked

2 filings

Confidence

65%

Full breach record for Darlington School →3 incidents on file

Darlington School notified affected individuals of a third-party vendor (Blackbaud) ransomware incident. Blackbaud systems were encrypted in May 2020, and data was exfiltrated before containment. Data potentially accessed included names and government IDs (SSN/Tax ID). Darlington School offered 24 months of credit monitoring. No specific count of affected individuals was provided in this filing.

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Incident timeline

undetected · 76 days

discovery → filing · 24 weeks / 167 days

May 1, 2020

Begins

Jul 16, 2020

Discovered

Dec 30, 2020

Filed

vs. sector median

+15 wks slower

This filing is one of 2 about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (1) · sorted by filing gap

Massachusetts State AGbd_bca2b6d769fb145c2020-12-30Verified

Name: Darlington School
norm: darlington school
Domain: darlingtonschool.org

Name: Darlington School
norm: darlington school
Domain: darlingtonschool.org
Industry: Educationllm

Discovered: Jul 16, 2020
Breach occurred: May 1, 2020 – May 20, 2020
Undetected for: 76 daysoccurrence → discovery
Materiality determined: —
Notification sent: Dec 4, 2020
Affected individuals: 3state-resident count only
Data types: Identity (basic)Government ID
Data elements: Social Security number
Attack vector: Ransomware
MITRE ATT&CK: T1486 Data Encrypted for ImpactT1041 Exfiltration Over C2 Channel
Threat actor: ExternalFinancial
Regulator citations: notifying regulators, as required

During the incident: Commenced an investigation to better understand the nature and scope of the incident
Working diligently to gather further information from Blackbaud
Reviewing existing policies and procedures regarding third-party vendors
Working with Blackbaud to evaluate additional measures and safeguards
Notifying regulators, as required
Providing access to identity monitoring services provided by CyberScout for 24 months
Changes made: Reviewing existing policies and procedures regarding third-party vendors
Evaluating additional measures and safeguards to protect against this type of incident in the future
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 24 weeks(167 days from discovery to filing)
Compliance flags: — (clock not assessable for this source)

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 2 filings · 2 states

View merged incident ↗

Massachusetts State AGDec 30 · first

Montana State AGDec 30 · first · this page

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/darlSamp.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Dec 30, 2020
Raw hash: 49aa8538009594be7c8fcdd572327757dcb31f27a4c68fc1e5692b50dbc24044

Linked disclosures

Regulatory filings (1) · sorted by filing gap

Reporting entityDarlington School

Victim entityDarlington School

Incidentdiscovered Jul 16, 2020

Stated responseCommenced an investigation to better understand the nature and scope of the incident

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancedojmt.gov