HackingHealthcareHealthcareCustomer Data InvolvedEmployee Data InvolvedIdentity (basic)Government IDFinancial accountMediumActive

Myrtue Medical Center Hospital

bd_7ef3a4655185d795 · schema v1 · pii pii-v1

Severity

Medium

Discovered

Jun 13, 2025

Filed

Jul 21, 2025

To disclose

5 weeks

Affected

865state residents only

Linked

2 filings

Confidence

67%

Full breach record for Myrtue Medical Center Hospital →

Shelby County Chris A. Myrtue Memorial Hospital (dba Myrtue Medical Center) notified the Iowa AG of a cybersecurity incident discovered on June 13, 2025, affecting 865 Iowa residents. Unauthorized access to employee and dependent data potentially exposed names, SSNs, driver's licenses, and direct deposit info. MMC engaged forensic investigators, secured its network, and offered 12 months of credit monitoring.

J jump to incidentP pin to compareR raw source

Iowa clock✓ IA AG ≤5 bday5 weeks discovery → filing

Incident timeline

discovery → filing · 5 weeks / 38 days

Jun 13, 2025

Discovered

Jul 21, 2025

Filed

vs. sector median

7 wks faster

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

Linked disclosures

Why this link?

Ransomware claims (1)

Leak Siteworldleaksbd_202cd9c09969273e2025-03-15 · +128dCandidate

Name: Wilson Elser Moskowitz Edelman and Dicker LLP
norm: wilson elser moskowitz edelman dicker
Domain: myrtuemedical.org

Name: Myrtue Medical Center Hospital
norm: myrtue medical center hospital
Domain: myrtuemedical.org
Also named: Shelby County Chris A. Myrtue Memorial Hospitaldba oflegal entity
Myrtue Medical Centerdba oftrade name
Industry: Healthcarellm

Discovered: Jun 13, 2025
Materiality determined: —
Notification sent: Jul 21, 2025
Affected individuals: 865state-resident count only
Data types: Identity (basic)Government IDFinancial account
Data elements: Social Security number
Attack vector: Unauthorized Access
MITRE ATT&CK: T1078 Valid AccountsT1119 Automated Collection
Threat actor: External
Regulator citations: Notified Iowa Attorney General Consumer Protection Division

During the incident: Engaged a specialized cybersecurity firm to conduct a forensic investigation
Disconnected remote access to its network
Changed administrative credentials
Enhanced security measures
Notified potentially affected individuals
Offered twelve (12) months of complimentary credit monitoring and identity theft restoration services through TransUnion
Changes made: Enhanced security measures
Changed administrative credentials
Disconnected remote access to network
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 5 weeks(38 days from discovery to filing)
Compliance flags: IA AG ≤5 bday
Discovery-date grounding: letter-groundedThe discovery date is the detection date narrated in the notification letter — the defensible tier.

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://www.iowaattorneygeneral.gov/media/cms/7212025_Myrtue_Medical_Center_E4CD34F68B209.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Jul 21, 2025
Raw hash: 14023a33552ba0750655f935e3031a36c5bd073800cebc09726ab102536da88f

Linked disclosures

Ransomware claims (1)

Reporting entityWilson Elser Moskowitz Edelman and Dicker LLP

Victim entityMyrtue Medical Center Hospital

Incidentdiscovered Jun 13, 2025

Stated responseEngaged a specialized cybersecurity firm to conduct a forensic investigation

ComplianceIA AG ≤5 bday

Extraction provenanceno artifact recorded

Source provenancewww.iowaattorneygeneral.gov