KENTUCKYMalwareHealthcareHealthcareInfostealerQuakbotData ExfiltratedData EncryptedCustomer Data InvolvedDelayed DiscoveryPHIHealth (basic)Identity (basic)Government IDFinancial accountHighResolved

OH Muhlenberg, LLC

bd_4e95d44fb1c81ef6 · schema v1 · pii pii-v1

Severity

High

Discovered

Sep 16, 2015

Filed

Nov 13, 2015

To disclose

8 weeks

Affected

84,681

Linked

3 filings

Confidence

66%

OH Muhlenberg, LLC reported to HHS on 2015-11-13 a Hacking/IT Incident affecting 84681 individuals. The FBI notified the entity on September 16, 2015, that its systems were infected with QuakBot malware, potentially present since January 1, 2012. The breach exposed PHI including names, DOBs, SSNs, and financial data across multiple devices. The entity decommissioned affected systems, upgraded hardware, improved antivirus, and provided security training.

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HIPAA clockDiscovered Sep 16, 2015 → Notified Nov 13, 201558d ✓ HHS report on time8 weeks discovery → filing

⚠ unattributedNo provenance was recorded for this discovery date and it matches no other date on the record. It may be correct, but it is not independently grounded.

Incident timeline

undetected · 1354 days

discovery → filing · 8 weeks / 58 days

Jan 1, 2012

Begins

Sep 16, 2015

Discovered

Nov 13, 2015

Filed

vs. sector median

4 wks faster

This filing is one of 3 about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (2) · sorted by filing gap

Montana State AGbd_667d2d79b9fa83bc2015-11-13Verified
Massachusetts State AGbd_8bd7d343673446462015-11-16 · +3dVerified

Name: OH Muhlenberg, LLC
norm: oh muhlenberg
Domain: muhlenberg.edu
Industry: Health Care Services

Name: OH Muhlenberg, LLC
norm: oh muhlenberg
Domain: muhlenberg.edu
Industry: Healthcaresource default

Discovered: Sep 16, 2015
Breach occurred: Jan 1, 2012 – Sep 16, 2015
Undetected for: 1,354 daysoccurrence → discovery
Materiality determined: Sep 16, 2015
Notification sent: Nov 13, 2015
Affected individuals: 84,681nationwide
Data types: PHIHealth (basic)Identity (basic)Government IDFinancial account
HHS breach type: Hacking / IT incident
Where the data lived: Desktop computerEmailLaptopNetwork serverPortable electronic device
Covered-entity type: Healthcare provider
Attack vector: Unauthorized Access
MITRE ATT&CK: T1486 Data Encrypted for ImpactT1041 Exfiltration Over C2 Channel
Threat actor: ExternalFinancial
Regulator citations: Notified HHSOCR obtained assurances that the CE implemented the corrective actions listed above
Initial access: phishing_link

During the incident: Decommissioned affected computers
Replaced older computer hardware
Implemented revised policies and procedures
Improved antivirus protection
Provided security awareness training to its workforce
Provided breach notification to HHS
Provided breach notification to affected individuals
Provided breach notification to the media
Provided breach notification on its website
Changes made: Replaced older computer hardware
Implemented revised policies and procedures
Improved antivirus protection
Provided security awareness training to its workforce
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 8 weeks(58 days from discovery to filing)
Compliance flags: HHS report on time · 58dHHS notified
Discovery-date grounding: unattributedNo provenance was recorded for this discovery date and it matches no other date on the record. It may be correct, but it is not independently grounded.
Clock breakdown: Statute Window Elapsed Threshold Status
HIPAA
Discovered: Sep 16, 2015
→ Notified: Nov 13, 2015
58d 60 days HHS report on time
HIPAA
Discovered: Sep 16, 2015
→ Notified: Nov 13, 2015
— regulatory submission HHS notified

Statute	Window	Elapsed	Threshold	Status
HIPAA	Discovered: Sep 16, 2015 → Notified: Nov 13, 2015	58d	60 days	HHS report on time
HIPAA	Discovered: Sep 16, 2015 → Notified: Nov 13, 2015	—	regulatory submission	HHS notified

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 3 filings · 3 states

View merged incident ↗

Montana State AGNov 13 · first

HHS OCRNov 13 · first · this page

Massachusetts State AG+3d

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://ocrportal.hhs.gov/ocr/breach/breach_report.jsf
DisclosureLens renders the full SEC/HHS filing inline below from the originating regulator’s public record (§4.5 fair report privilege).
Filed at: Nov 13, 2015
Raw hash: a309ce8825100547456f9b4ae5a4c55901a0b99d4cc900ed46438d064dc6db86

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Linked disclosures

Regulatory filings (2) · sorted by filing gap

Reporting entityOH Muhlenberg, LLC

Victim entityOH Muhlenberg, LLC

Incidentdiscovered Sep 16, 2015

Stated responseDecommissioned affected computers

ComplianceHHS report on time

Extraction provenanceno artifact recorded

Source provenanceocrportal.hhs.gov

Source filing