HackingHealthcareHealthcareData ExfiltratedCustomer Data InvolvedPHIIdentity (basic)Government IDHealth (basic)Financial accountMediumContained

Medical Review Institute of America

bd_ff6023931b968f08 · schema v1 · pii pii-v1

Severity

Medium

Discovered

Nov 9, 2021

Filed

Jan 18, 2022

To disclose

10 weeks

Affected

Not disclosed

Linked

28 filings

Confidence

65%

Full breach record for Medical Review Institute of America →

Medical Review Institute of America (MRIoA) disclosed a cyber-attack discovered on November 9, 2021, involving unauthorized access to protected health information (PHI) including names, SSNs, medical history, and insurance details. The breach occurred on November 2, 2021. MRIoA engaged forensic experts, notified the FBI, and deleted the stolen data. Affected individuals were offered one year of identity monitoring via Kroll.

J jump to incidentP pin to compareR raw source

Incident timeline

undetected · 7 days

discovery → filing · 10 weeks / 70 days

Nov 2, 2021

Begins

Nov 9, 2021

Discovered

Jan 18, 2022

Filed

vs. sector median

3 wks faster

This filing is one of 28 about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (10) · sorted by filing gap

New Hampshire State AGbd_1684aaa6efb0e0ed2022-01-21 · +3dVerified
Maine State AGbd_3d174f7229de2ff32022-02-03 · +16dVerified
California State AGbd_ae43d458dae1f29d2022-02-03 · +16dVerified
New Hampshire State AGbd_838ab18b44e7e3882022-03-14 · +55dVerified by operator

Show 6 more filings ↓up to 258d gap

California State AGbd_0d6158d9c6700f782022-05-10 · +112dVerified by operator
California State AGbd_99bd469703a810be2022-07-13 · +176dVerified by operator
Maine State AGbd_b7d4763ef84ebad12022-07-13 · +176dVerified by operator
New Hampshire State AGbd_0419f8046cf11a832022-07-16 · +179dVerified by operator
New Hampshire State AGbd_f9c8e0a19de550ed2022-07-16 · +179dVerified by operator
California State AGbd_9e29b8e3584b22802022-10-03 · +258dVerified by operator

Showing first 10 of 27 linked disclosures.

Name: Medical Review Institute of America
norm: medical review institute of america
Domain: mrioa.com

Name: Medical Review Institute of America
norm: medical review institute of america
Domain: mrioa.com
Industry: Healthcarellm

Discovered: Nov 9, 2021
Breach occurred: Nov 2, 2021
Undetected for: 7 daysoccurrence → discovery
Materiality determined: —
Notification sent: —
Affected individuals: Not disclosed
Data types: PHIIdentity (basic)Government IDHealth (basic)Financial account
Attack vector: Unauthorized Access
MITRE ATT&CK: T1078 Valid Accounts
Threat actor: External
Regulator citations: Contacted the FBI

During the incident: Took steps to secure and safely restore our systems and operations
Engaged third-party forensic and incident response experts to conduct a thorough investigation
Contacted the FBI to inform them of the incident and seek guidance
Retrieved and subsequently confirmed the deletion of the obtained information
Changes made: Implemented constant monitoring of our systems with advanced threat hunting and detection software
Added additional authentication protections when attempting to access the systems
Built new servers from the ground up to ensure all threat remnants were removed
Working with external third-party cybersecurity experts to assist us in our security efforts
Deployed a hardened and new backup environment
Enhancing our employee cybersecurity training
Reviewing, revising, and amending our existing cybersecurity policies as necessary
Secured the services of Kroll to provide identity monitoring at no cost to you for one year
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 10 weeks(70 days from discovery to filing)
Compliance flags: — (clock not assessable for this source)

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 11 filings · 3 states

View merged incident ↗

California State AGJan 18 · first · this page

New Hampshire State AG+3d

Maine State AG+16d

California State AG+16d

New Hampshire State AG+55d

California State AG+112d

California State AG+176d

Maine State AG+176d

New Hampshire State AG+179d

California State AG+258d

Pattern: first filing Jan 18 (CA), last Oct 3 (CA) — a 258-day rolling notification. Rolling spreads often mean counsel is filing as thresholds trip per state. Why this link?

Cascade drawn from the first 10 linked disclosures of 27 — the full spread may be wider.

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/sb24-550043
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Jan 18, 2022
Raw hash: 5ca138553c5472b6bb6524544aaeb6d6f048f5787aecea672170e99ba5af88e2

Linked disclosures

Regulatory filings (10) · sorted by filing gap

Reporting entityMedical Review Institute of America

Victim entityMedical Review Institute of America

Incidentdiscovered Nov 9, 2021

Stated responseTook steps to secure and safely restore our systems and operations

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenanceoag.ca.gov