HackingHealthcareHealthcareStolen CredentialsCustomer Data InvolvedDelayed DiscoveryIdentity (basic)Government IDMediumContained

Legacy Post Acute Care

bd_b698aab289270d43 · schema v1 · pii pii-v1

Severity

Medium

Discovered

Sep 12, 2022

Filed

Oct 12, 2022

To disclose

4 weeks

Affected

Not disclosed

Confidence

65%

Full breach record for Legacy Post Acute Care →

Legacy Post Acute Care disclosed that an unauthorized user accessed multiple employee email accounts between January 19, 2022, and March 2, 2022. The company discovered the incident on September 12, 2022, after a forensic investigation determined that some personal information, including names and Social Security numbers, was contained in the affected emails. The company secured the accounts, engaged cybersecurity professionals, and is offering one year of complimentary credit monitoring to affected individuals.

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Incident timeline

undetected · 236 days

discovery → filing · 4 weeks / 30 days

Jan 19, 2022

Begins

Sep 12, 2022

Discovered

Oct 12, 2022

Filed

vs. sector median

8 wks faster

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

Name: Legacy Post Acute Care
norm: legacy post acute care

Name: Legacy Post Acute Care
norm: legacy post acute care
Industry: Healthcarellm

Discovered: Sep 12, 2022
Breach occurred: Jan 19, 2022 – Mar 2, 2022
Undetected for: 236 daysoccurrence → discovery
Materiality determined: —
Notification sent: —
Affected individuals: Not disclosed
Data types: Identity (basic)Government ID
Attack vector: Unauthorized Access
MITRE ATT&CK: T1078 Valid AccountsT1114 Email Collection
Threat actor: External
Initial access: valid_credentials

During the incident: Secured the accounts
Commenced a prompt and thorough investigation
Launched an investigation in consultation with outside cybersecurity professionals
Offering a complimentary one-year membership of Experian IdentityWorksSM Credit 3B
Changes made: Updating passwords
Enhancing email access protocols
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 4 weeks(30 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://oag.ca.gov/ecrime/databreach/reports/sb24-558178
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Oct 12, 2022
Raw hash: 8bc99f6faec1a275dee6fe1b53c1cb409c838a7125db983ee05fa4f66f0d76d2

Reporting entityLegacy Post Acute Care

Victim entityLegacy Post Acute Care

Incidentdiscovered Sep 12, 2022

Stated responseSecured the accounts

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenanceoag.ca.gov