HackingOtherStolen CredentialsCustomer Data InvolvedIdentity (basic)Government IDMediumContained

Waynesborough Country Club Of Chester County Inc.

bd_99c7435282c070c4 · schema v1 · pii pii-v1

Severity

Medium

Discovered

Dec 19, 2024

Filed

Feb 19, 2025

To disclose

9 weeks

Affected

1state residents only

Confidence

67%

Full breach record for Waynesborough Country Club Of Chester County Inc. →

Waynesborough Country Club of Chester County Inc. notified the Maryland AG of a cybersecurity incident discovered on Dec 19, 2024. Unauthorized access exposed names, addresses, and SSNs of 1 Maryland resident. The club engaged forensic investigators, reset credentials, implemented MFA, and offered 12 months of credit monitoring.

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Maryland clock⏱ MD AG >30d9 weeks discovery → filing

Incident timeline

discovery → filing · 9 weeks / 62 days

Dec 19, 2024

Discovered

Feb 19, 2025

Filed

vs. sector median

+3 wks slower

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

Name: Waynesborough Country Club Of Chester County Inc.
norm: waynesborough country club of chester county

Name: Waynesborough Country Club Of Chester County Inc.
norm: waynesborough country club of chester county
Industry: Otherllm

Discovered: Dec 19, 2024
Materiality determined: —
Notification sent: Feb 21, 2025
Affected individuals: 1state-resident count only
Data types: Identity (basic)Government ID
Data elements: Social Security number
Attack vector: Unauthorized Access
MITRE ATT&CK: T1078 Valid Accounts
Threat actor: External
Regulator citations: Notified Maryland Office of the Attorney General
Initial access: valid_credentials

During the incident: Engaged a specialized third-party cybersecurity firm and IT vendor to assist with securing the systems in question, as well as to conduct a comprehensive forensic investigation
Changed all user credentials
Trained or retrained workforce members
Enhanced the security measures (including MFA)
Offering 12 months of complimentary credit monitoring and identity theft restoration services through Haystack
Changes made: Enhanced the security measures (including MFA)
Trained or retrained workforce members
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 9 weeks(62 days from discovery to filing)
Compliance flags: MD AG >30d
Discovery-date grounding: letter-groundedThe discovery date is the detection date narrated in the notification letter — the defensible tier.

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://oag.maryland.gov/resources-info/SBN%20Documents/2025/ITU-376384.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Feb 19, 2025
Raw hash: fc5f1ac33a52310f1e5e66ec6283d8f38b5560775194df37be1903ffabed6179

Reporting entityWaynesborough Country Club Of Chester County Inc.

Victim entityWaynesborough Country Club Of Chester County Inc.

Incidentdiscovered Dec 19, 2024

Stated responseEngaged a specialized third-party cybersecurity firm and IT vendor to assist with securing the systems in question, as well as to conduct a comprehensive forensic investigation

ComplianceMD AG >30d

Extraction provenanceno artifact recorded

Source provenanceoag.maryland.gov