HackingHealthcareHealthcareData ExfiltratedCustomer Data InvolvedDelayed DiscoveryIdentity (basic)Government IDFinancial accountPHIHealth (basic)MediumContained

HCF of Washington Inc

bd_ce9cc64ffcb2ab8e · schema v1 · pii pii-v1

Severity

Medium

Discovered

Oct 3, 2024

Filed

Nov 13, 2025

To disclose

—

Affected

1state residents only

Confidence

67%

Full breach record for HCF of Washington Inc →2 incidents on file

HCF of Washington Inc. (operating as Court House Manor) reported a cybersecurity incident to the Maryland Attorney General on January 10, 2025. An unauthorized third party gained access to the management company's computer systems starting September 17, 2024. The incident affected one Maryland resident, exposing personal information including name, date of birth, Social Security number, financial account number, and medical/insurance information. The victim was notified on January 9, 2025, and offered credit monitoring services.

J jump to incidentP pin to compareR raw source

Incident timeline

undetected · 16 days

Sep 17, 2024

Begins

Oct 3, 2024

Discovered

Nov 13, 2025

Filed

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

Name: Polsinelli PC
norm: polsinelli

Name: HCF of Washington Inc
norm: hcf of washington
Industry: Healthcarellm

Discovered: Oct 3, 2024
Breach occurred: Sep 17, 2024
Undetected for: 16 daysoccurrence → discovery
Materiality determined: —
Notification sent: Jan 9, 2025
Affected individuals: 1state-resident count only
Data types: Identity (basic)Government IDFinancial accountHealth (basic)
Data elements: Social Security numberDate of birthMedical information
Attack vector: Unauthorized Access
MITRE ATT&CK: T1190 Exploit Public-Facing ApplicationT1078 Valid Accounts
Threat actor: External
Regulator citations: Notified Maryland Office of the Attorney General
Initial access: exploit_public_facing

During the incident: Initiated an internal investigation
Took steps to contain the incident
Engaged a forensic security firm to further investigate
Notified law enforcement and is cooperating with its investigation
Offering a complimentary one-year/two-year membership of Experian IdentityWorks Credit 3B
Changes made: Worked with the forensic firm to confirm the ongoing security of our and our management company’s computer systems
Source: Quoted from the filing itself, not independently verified.

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://oag.maryland.gov/resources-info/SBN%20Documents/2025/ITU-376173.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Nov 13, 2025
Raw hash: 5fa86ee6aea52d33ccc85fd87515b24cd0c62aa6d190f33c91ab1f388ef3d2e5

Reporting entityPolsinelli PC

Victim entityHCF of Washington Inc

Incidentdiscovered Oct 3, 2024

Stated responseInitiated an internal investigation

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenanceoag.maryland.gov