Social EngineeringEducationEducationPhishingStolen CredentialsCustomer Data InvolvedTargetedPIIIdentity (basic)LowContained

Shattuck-St. Mary's School

bd_441348c8cee74601 · schema v1 · pii pii-v1

Severity

Low

Discovered

May 13, 2020

Filed

Jan 8, 2021

To disclose

34 weeks

Affected

1state residents only

Linked

5 filings

Confidence

65%

Full breach record for Shattuck-St. Mary's School →

Shattuck-St. Mary's School notified affected individuals that an unauthorized person accessed an employee email account between May 13-15, 2020, likely via phishing. The attacker created a forwarding rule. The school engaged forensic investigators and Kroll for identity monitoring. Additional security measures were implemented.

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Incident timeline

discovery → filing · 34 weeks / 240 days

May 13, 2020

Begins

May 13, 2020

Discovered

Jan 8, 2021

Filed

vs. sector median

+27 wks slower

This filing is one of 5 about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (4) · sorted by filing gap

Indiana State AGbd_07b28eb7ec4c7cc32021-01-08Verified
Massachusetts State AGbd_74110c77a9c7a8c82021-01-08Verified
Maine State AGbd_b7df2fc4a2504d462021-01-08Verified by operator
New Hampshire State AGbd_5c2b8a1a91fd1fac2021-01-11 · +3dVerified

Name: Shattuck-St. Mary's School
norm: shattuck st mary s school
Domain: s-sm.org

Name: Shattuck-St. Mary's School
norm: shattuck st mary s school
Domain: s-sm.org
Industry: Educationllm

Discovered: May 13, 2020
Breach occurred: May 13, 2020 – May 15, 2020
Undetected for: 0 daysoccurrence → discovery
Materiality determined: —
Notification sent: Oct 19, 2020
Affected individuals: 1state-resident count only
Data types: PIIIdentity (basic)
Attack vector: Phishing
MITRE ATT&CK: T1566.002 Spearphishing LinkT1078 Valid Accounts
Threat actor: External
Initial access: phishing_link

During the incident: Secured the account
Launched an investigation with the assistance of a computer forensic firm
Removed the rule
Engaged Kroll to provide identity monitoring
Changes made: Added additional authentication measures for remote email access
Implemented additional data security measures
Provided re-education to staff for awareness on these types of incidents
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 34 weeks(240 days from discovery to filing)
Compliance flags: — (clock not assessable for this source)

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 5 filings · 5 states

View merged incident ↗

Indiana State AGJan 8 · first

Massachusetts State AGJan 8 · first

Maine State AGJan 8 · first

Montana State AGJan 8 · first · this page

New Hampshire State AG+3d

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/shattSamp.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Jan 8, 2021
Raw hash: 4f59057359e62e6a1ddfd505b49441c80f7f27c6621714f65da260d028dbc35f

Linked disclosures

Regulatory filings (4) · sorted by filing gap

Reporting entityShattuck-St. Mary's School

Victim entityShattuck-St. Mary's School

Incidentdiscovered May 13, 2020

Stated responseSecured the account

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancedojmt.gov