MalwareOtherRansomwareData ExfiltratedRansom DemandedIdentity (basic)LowContained

Buckingham Properties

bd_9b72991f1997f2cd · schema v1 · pii pii-v1

Severity

Low

Discovered

May 31, 2023

Filed

Sep 29, 2023

To disclose

17 weeks

Affected

1state residents only

Linked

3 filings

Confidence

66%

Full breach record for Buckingham Properties →

Buckingham Properties notified the NH AG of a ransomware incident. Unauthorized access occurred on or about April 25, 2023. The company detected suspicious activity on May 31, 2023. One NH resident's personal information (name) was compromised. Notification was mailed on September 25, 2023, including one year of credit monitoring.

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Leak gap clock⏱ Leak >90d17 weeks discovery → filing

⚠ unattributedNo provenance was recorded for this discovery date and it matches no other date on the record. It may be correct, but it is not independently grounded.

Incident timeline

undetected · 36 days

discovery → filing · 17 weeks / 121 days

Apr 25, 2023

Begins

May 31, 2023

Discovered

Sep 29, 2023

Filed

vs. sector median

+9 wks slower

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

A leak claim by lockbit_3 about this victim predates this filing by 121 days.View originating leak claim

Linked disclosures

Why this link?

Ransomware claims (2)

Leak Sitedispossessorbd_00c503b9fef463222023-07-09 · +82dCandidate
Leak Sitelockbit_3bd_2f10fcc749c865752023-05-31 · +121dVerified by operator

Name: MCDONALD HOPKINS LLC
norm: mcdonald hopkins

Name: Buckingham Properties
norm: buckingham properties
Domain: buckprop.com
Industry: Otherllm

Discovered: May 31, 2023
Breach occurred: Apr 25, 2023
Undetected for: 36 daysoccurrence → discovery
Materiality determined: —
Notification sent: Sep 25, 2023
Affected individuals: 1state-resident count only
Data types: Identity (basic)
Attack vector: Ransomware
MITRE ATT&CK: T1486 Data Encrypted for ImpactT1078 Valid Accounts
Threat actor: ExternalFinancial
Regulator citations: Notified the New Hampshire Attorney GeneralProvided notice to the applicable government regulators, officials, and other state Attorneys General
Initial access: valid_credentials

During the incident: Engaged our firm and third-party independent cybersecurity experts to conduct an investigation into the incident and to assist in the remediation efforts
Began a comprehensive review of the data to identify any individuals whose information was contained within the impacted files
Provided notice to the applicable government regulators, officials, and other state Attorneys General
Mailed a written notification to the potentially affected New Hampshire residents
Provided free access to credit monitoring services for one year through TransUnion
Changes made: Implementing any necessary additional safeguards
Enhancing and improving policies and procedures related to data protection
Improving its cybersecurity infrastructure
Further training its employees on best practices to minimize the likelihood of this type of incident occurring again
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 17 weeks(121 days from discovery to filing)
Compliance flags: Leak >90d
Discovery-date grounding: unattributedNo provenance was recorded for this discovery date and it matches no other date on the record. It may be correct, but it is not independently grounded.

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/buckingham-properties-20230929.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Sep 29, 2023
Raw hash: da5f1f15ef6b2328c922e7ce64867576bb74c0b2713dc631f2263308b7d35379

Linked disclosures

Ransomware claims (2)

Reporting entityMCDONALD HOPKINS LLC

Victim entityBuckingham Properties

Incidentdiscovered May 31, 2023

Stated responseEngaged our firm and third-party independent cybersecurity experts to conduct an investigation into the incident and to assist in the remediation efforts

ComplianceLeak >90d

Extraction provenanceno artifact recorded

Source provenancemm.nh.gov