MalwareHealthcareHealthcareRansomwareData ExfiltratedCustomer Data InvolvedDelayed DiscoveryIdentity (basic)Government IDHealth (basic)MediumContained

Robeson Health Care Corporation

bd_5022d51f8ef39a8f · schema v1 · pii pii-v1

Severity

Medium

Discovered

Feb 21, 2023

Filed

Dec 1, 2023

To disclose

40 weeks

Affected

9state residents only

Linked

5 filings

Confidence

66%

Full breach record for Robeson Health Care Corporation →2 incidents on file

Robeson Health Care Corporation (RHCC) notified the NH AG of a malware incident affecting 9 NH residents. Unauthorized access occurred Feb 17-21, 2023. Legacy patient data (PII, PHI) was potentially accessed. RHCC offered credit monitoring and identity theft insurance.

J jump to incidentP pin to compareR raw source

Incident timeline

undetected · 4 days

discovery → filing · 40 weeks / 283 days

Feb 17, 2023

Begins

Feb 21, 2023

Discovered

Dec 1, 2023

Filed

vs. sector median

+29 wks slower

This filing is one of 5 about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (4) · sorted by filing gap

Massachusetts State AGbd_4a1712bc46cd1dbe2023-11-27 · +4dVerified
Montana State AGbd_a42bc97286b429c62023-11-27 · +4dVerified
Vermont State AGbd_b5def5e6ccd4eeb62023-11-27 · +4dVerified
Maine State AGbd_ebdd7b926889d25e2023-11-26 · +5dCandidate

Name: Robeson Health Care Corporation
norm: robeson health care
Domain: rhcc1.com

Name: Robeson Health Care Corporation
norm: robeson health care
Domain: rhcc1.com
Industry: Healthcarellm

Discovered: Feb 21, 2023
Breach occurred: Feb 17, 2023 – Feb 21, 2023
Undetected for: 4 daysoccurrence → discovery
Materiality determined: —
Notification sent: Nov 27, 2023
Affected individuals: 9state-resident count only
Data types: Identity (basic)Government IDHealth (basic)
Attack vector: Ransomware
MITRE ATT&CK: T1486 Data Encrypted for ImpactT1078 Valid Accounts
Threat actor: ExternalFinancial
Regulator citations: Notified other state and federal regulators as required
Initial access: valid_credentials

During the incident: Disconnected its network from the internet
Partnered with computer forensic specialists to restore its systems safely
Commenced a thorough investigation
Reset passwords and enabled multi-factor authentication for all users
Changes made: Conducted a fulsome and comprehensive review of all legacy system data present on its network
Continued to review the policies and procedures in place prior to the event, to identify ways to strengthen its security going forward
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 40 weeks(283 days from discovery to filing)
Compliance flags: — (clock not assessable for this source)

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 5 filings · 5 states

View merged incident ↗

Maine State AGNov 26 · first

Massachusetts State AG+1d

Montana State AG+1d

Vermont State AG+1d

New Hampshire State AG+5d · this page

Pattern: first filing Nov 26 (ME), last Dec 1 (NH) — a 5-day rolling notification. Rolling spreads often mean counsel is filing as thresholds trip per state. Why this link?

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/robeson-health-care-corporation-20231201.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Dec 1, 2023
Raw hash: 926d8f176aed62e0ad939e92404056172c69a8840e1456b500ecebb6a28276b6

Linked disclosures

Regulatory filings (4) · sorted by filing gap

Reporting entityRobeson Health Care Corporation

Victim entityRobeson Health Care Corporation

Incidentdiscovered Feb 21, 2023

Stated responseDisconnected its network from the internet

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancemm.nh.gov