HackingHealthcareTechnologyHealthcareData ExfiltratedCustomer Data InvolvedBusiness Associate (HIPAA)Delayed DiscoveryPHIIdentity (basic)Government IDFinancial accountHealth (basic)MediumContained

Carolina Internal Medicine

bd_b5839d18101d09ca · schema v1 · pii pii-v2

Severity

Medium

Discovered

Jul 8, 2026

Filed

Aug 21, 2026

To disclose

6 weeks

Affected

16state residents only

Linked

2 filings

Confidence

69%

Full breach record for Carolina Internal Medicine →

Aesto LLC d/b/a Aesto Health, a healthcare data migration and archiving service provider, experienced a network security incident impacting its AWS infrastructure. An unauthorized actor copied data between December 2 and December 18, 2025. Aesto detected the incident on December 18, 2025, and confirmed the scope on May 26, 2026. The breach affected protected health information, including names, Social Security numbers, and financial account numbers, of approximately 16 New Hampshire residents of client Carolina Internal Medicine. Aesto contained the incident and engaged forensic experts. Notices were sent to affected individuals in August 2026.

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Incident timeline

undetected · 218 days

discovery → filing · 6 weeks / 44 days

Dec 2, 2025

Begins

Jul 8, 2026

Discovered

Aug 21, 2026

Filed

vs. sector median

3 wks faster

This filing is one of 2 filings about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (1) · sorted by filing gap

Massachusetts State AGbd_f7f835c38fe540f12026-08-01 · +20dCandidate

Name: Carolina Internal Medicine
norm: carolina internal medicine

Name: Carolina Internal Medicine
norm: carolina internal medicine
Industry: HealthcarellmTechnologyllm

Discovered: Jul 8, 2026
Breach occurred: Dec 2, 2025 – Dec 18, 2025
Undetected for: 218 daysoccurrence → discovery
Materiality determined: —
Notification sent: Aug 21, 2026
Affected individuals: 16state-resident count only
Data types: PHIIdentity (basic)Government IDFinancial accountHealth (basic)
Attack vector: Unauthorized Access
MITRE ATT&CK: T1078 Valid AccountsT1041 Exfiltration Over C2 Channel
Threat actor: External
Regulator citations: Notified New Hampshire Attorney General
Third party: via Aesto LLC d/b/a Aesto Health

During the incident: Commenced a prompt and thorough investigation
Worked very closely with external cybersecurity professionals experienced in handling these types of incidents
Contained the incident
Notified Covered Entity clients whose patient information was included in the files potentially accessed or acquired by the unauthorized party
Posted notice of this event on its website
Provided notice to major statewide media in New Hampshire
Began mailing notice letters to affected New Hampshire residents
Set up a dedicated and confidential toll-free response line
Changes made: Continually evaluates and modifies its practices and internal controls to enhance the security and privacy of personal information
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 6 weeks(44 days from discovery to filing)
Compliance flags: — (clock not assessable for this source)

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 2 filings · 2 states

View merged incident ↗

Massachusetts State AGAug 1 · first

New Hampshire State AG+20d · this page

Pattern: first filing Aug 1 (MA), last Aug 21 (NH) — a 20-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/carolina-internal-medicine-20260821.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Aug 21, 2026
Raw hash: 6c807c5176b623f8d23c8c5fd2bd64c15b2618ea5b3406a073818b667fe96d10

Linked disclosures

Regulatory filings (1) · sorted by filing gap

Reporting entityCarolina Internal Medicine

Victim entityCarolina Internal Medicine

Incidentdiscovered Jul 8, 2026

Stated responseCommenced a prompt and thorough investigation

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancemm.nh.gov