HackingHealthcareHealthcareData ExfiltratedCustomer Data InvolvedIdentity (basic)Government IDHealth (basic)PHIMediumContained

Monongalia Health System, Inc.

bd_7ff97393630ea66f · schema v1 · pii pii-v1

Severity

Medium

Discovered

Dec 18, 2021

Filed

Feb 28, 2022

To disclose

10 weeks

Affected

9state residents only

Linked

5 filings

Confidence

64%

Full breach record for Monongalia Health System, Inc. →4 incidents on file

Monongalia Health System, Inc. notified South Carolina AG of a data security incident where unauthorized parties accessed the IT network between Dec 8-19, 2021. The breach may have exposed patient PII, SSNs, and PHI. Mon Health detected unusual activity on Dec 18, 2021, took systems offline, reset passwords, and engaged forensic investigators. No misuse reported to date. Identity monitoring offered.

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Incident timeline

undetected · 10 days

discovery → filing · 10 weeks / 72 days

Dec 8, 2021

Begins

Dec 18, 2021

Discovered

Feb 28, 2022

Filed

vs. sector median

2 wks faster

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

California State AGbd_540a4ff0c1f636b22022-02-28Verified
Massachusetts State AGbd_7b0e00f5f01b60a62022-02-28Verified
HHS OCRbd_9d35e3e49a03095c2022-02-28Verified
Indiana State AGbd_baaff0f26ea4cda52022-02-28Verified

Name: Monongalia Health System, Inc.
norm: monongalia health system

Name: Monongalia Health System, Inc.
norm: monongalia health system
Industry: Healthcarellm

Discovered: Dec 18, 2021
Breach occurred: Dec 8, 2021 – Dec 19, 2021
Undetected for: 10 daysoccurrence → discovery
Materiality determined: —
Notification sent: —
Affected individuals: 9state-resident count only
Data types: Identity (basic)Government IDHealth (basic)PHI
Data elements: Social Security numberDate of birthMedical information
Attack vector: Unauthorized Access
MITRE ATT&CK: T1078 Valid AccountsT1119 Automated Collection
Threat actor: External

During the incident: Took a significant portion of our IT network and systems offline and initiated downtime procedures
Conducted an enterprise wide-password reset
Implemented network hardening measures
Notified law enforcement
Launched a comprehensive investigation with the assistance of a third-party forensic firm
Offering you a complimentary one-year membership to Experian’s IdentityWorks
Changes made: Implemented, and will continue to adopt, additional safeguards and technical security measures to further protect and monitor our systems
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 10 weeks(72 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 ↗

California State AGFeb 28 · first

Massachusetts State AGFeb 28 · first

HHS OCRFeb 28 · first

Indiana State AGFeb 28 · first

South Carolina State AGFeb 28 · first · this page

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://consumer.sc.gov/sites/consumer/files/Documents/Business%20Resources%20Laws/Related%20Laws/Breaches/2022/MonongaliaHealthSystem%2CInc..pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Feb 28, 2022
Raw hash: 49e760caf038b058d29f34eb01a72a6f37adb622ed761bffbbb771f665294395

Linked disclosures

Regulatory filings (4) · sorted by filing gap

Reporting entityMonongalia Health System, Inc.

Victim entityMonongalia Health System, Inc.

Incidentdiscovered Dec 18, 2021

Stated responseTook a significant portion of our IT network and systems offline and initiated downtime procedures

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenanceconsumer.sc.gov