MalwareOtherRansomwareData EncryptedRansom DemandedTargetedPIIIdentity (basic)LowContained

Cheekwood Botanical Garden Museum Art

bd_ae175654809d1dcd · schema v1 · pii pii-v1

Severity

Low

Discovered

Dec 1, 2022

Filed

Mar 20, 2023

To disclose

16 weeks

Affected

1state residents only

Confidence

66%

Full breach record for Cheekwood Botanical Garden Museum Art →

Cheekwood Botanical Garden & Museum of Art notified the NH AG of a ransomware incident affecting 1 NH resident. Unauthorized access occurred Nov 30-Dec 1, 2022. Files were inaccessible/encrypted. PII was potentially accessed. Cheekwood engaged forensic specialists, notified law enforcement, and provided 2 years of credit monitoring.

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Incident timeline

undetected · 1 days

discovery → filing · 16 weeks / 109 days

Nov 30, 2022

Begins

Dec 1, 2022

Discovered

Mar 20, 2023

Filed

vs. sector median

+8 wks slower

Tracked as a single-filing incident — the only disclosure on record for this event so far.Confirmed1 affectedView incident

Name: Mullen Coughlin LLC
norm: mullen coughlin

Name: Cheekwood Botanical Garden Museum Art
norm: cheekwood botanical garden museum art
Industry: Otherllm

Discovered: Dec 1, 2022
Breach occurred: Nov 30, 2022 – Dec 1, 2022
Undetected for: 1 dayoccurrence → discovery
Materiality determined: —
Notification sent: Mar 15, 2023
Affected individuals: 1state-resident count only
Data types: PIIIdentity (basic)
Attack vector: Ransomware
MITRE ATT&CK: T1486 Data Encrypted for ImpactT1078 Valid Accounts
Threat actor: ExternalFinancial
Regulator citations: Notified federal law enforcementProvided notice to New Hampshire Attorney General

During the incident: Took steps to secure its systems
Launched an investigation
Notified federal law enforcement
Undertook a detailed and time-intensive review of the involved files
Engaged third-party forensic specialists
Provided access to credit monitoring services for two years through IDX
Provided impacted individuals with guidance on how to better protect against identity theft and fraud
Changes made: Implementing additional safeguards and training to its employees
Enhanced network security by implementing additional network monitoring
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 16 weeks(109 days from discovery to filing)
Compliance flags: — (clock not assessable for this source)

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://mm.nh.gov/files/uploads/doj/remote-docs/cheekwood-botanical-garden-museum-art-20230320.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Mar 20, 2023
Raw hash: 31e5058e47e6d886f590d7ccdf3fa9d073081918c3fbb2b9e6f480b289469892

Reporting entityMullen Coughlin LLC

Victim entityCheekwood Botanical Garden Museum Art

Incidentdiscovered Dec 1, 2022

Stated responseTook steps to secure its systems

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancemm.nh.gov