MalwareEducationEducationRansomwareData ExfiltratedData EncryptedCustomer Data InvolvedSupply Chain (3P Vendor)PIIIdentity (basic)MediumContained

Bishop Blanchet High School

bd_035631ccd299e68b · schema v1 · pii pii-v1

Severity

Medium

Discovered

Jul 16, 2020

Filed

Aug 14, 2020

To disclose

29 days

Affected

3,162state residents only

Confidence

69%

Full breach record for Bishop Blanchet High School →

Bishop Blanchet High School notified the WA AG that its vendor, Blackbaud, suffered a ransomware attack in May 2020. The attacker exfiltrated a backup of donor data containing names, contact info, and DOBs for 3,162 WA residents. Notification began Aug 14, 2020, with 1 year of credit monitoring offered.

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Washington clock✓ WA AG ≤30d29 days discovery → filing

⚠ AG web formThe discovery date came from the AG web-form field, which is systematically later than the detection date stated in the letter. Treat the clock as indicative.

Incident timeline

undetected · 76 days

discovery → filing · 29 days

May 1, 2020

Begins

Jul 16, 2020

Discovered

Aug 14, 2020

Filed

vs. sector median

6 wks faster

Tracked as a single-filing incident — the only disclosure on record for this event so far.Confirmed3,162 affectedView incident

Name: Bishop Blanchet High School
norm: bishop blanchet high school

Name: Bishop Blanchet High School
norm: bishop blanchet high school
Industry: Educationllm

Discovered: Jul 16, 2020
Breach occurred: May 1, 2020 – May 20, 2020
Undetected for: 76 daysoccurrence → discovery
Materiality determined: —
Notification sent: Aug 14, 2020
Affected individuals: 3,162state-resident count only
Data types: PIIIdentity (basic)
Data elements: NameDate of birth
WA-stated cause: Cyberattack
WA-stated duration: lifecycle 100-199dexposure 100-199d
WA-stated discovery: Found after the fact
Attack vector: Ransomware
MITRE ATT&CK: T1486 Data Encrypted for ImpactT1041 Exfiltration Over C2 Channel
Threat actor: ExternalFinancial
Regulator citations: Notified Washington State Attorney General

During the incident: Began notifying Washington State residents via letter and/or email on August 14, 2020
Offering one year of free credit monitoring services to those whose personal information was impacted
Reviewed security protocols and procedures to reduce the risk of this situation arising again in the future
Changes made: Blackbaud accelerated efforts to further harden its environment through enhancements to access management, network segmentation, deployment of additional endpoint monitoring, and network-based platforms
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 29 days(29 days from discovery to filing)
Compliance flags: WA AG ≤30d
Discovery-date grounding: AG web formThe discovery date came from the AG web-form field, which is systematically later than the detection date stated in the letter. Treat the clock as indicative.

Status: No extraction artifact recorded for this disclosure.

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://agportal-s3bucket.s3.amazonaws.com/databreach/BreachM10227.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Aug 14, 2020
Raw hash: d4b4dd30794fc344427a8b2c5fece10a2328d4361dd9a8203ea5f040df0ddc5d

Reporting entityBishop Blanchet High School

Victim entityBishop Blanchet High School

Incidentdiscovered Jul 16, 2020

Stated responseBegan notifying Washington State residents via letter and/or email on August 14, 2020

ComplianceWA AG ≤30d

Extraction provenanceno artifact recorded

Source provenanceagportal-s3bucket.s3.amazonaws.com