MalwareHealthcareTechnologyHealthcareRansomwareData EncryptedData ExfiltratedCustomer Data InvolvedPHIIdentity (basic)Government IDHealth (basic)MediumContained

ESO Solutions, Inc.

bd_77f5b20a36fe0209 · schema v1 · pii pii-v1

Severity

Medium

Discovered

Sep 28, 2023

Filed

Dec 20, 2023

To disclose

12 weeks

Affected

Not disclosed

Linked

13 filings

Confidence

65%

Full breach record for ESO Solutions, Inc. →3 incidents on file

ESO Solutions, Inc. experienced a ransomware incident detected on September 28, 2023, with unauthorized access occurring between September 17 and September 28, 2023. An unauthorized third party accessed and encrypted systems, potentially acquiring protected health information (PHI), including names, SSNs, and medical records. ESO engaged forensic specialists, notified the FBI, and offered identity monitoring services to affected individuals.

J jump to incidentP pin to compareR raw source

Incident timeline

undetected · 11 days

discovery → filing · 12 weeks / 83 days

Sep 17, 2023

Begins

Sep 28, 2023

Discovered

Dec 20, 2023

Filed

vs. sector median

1 wks faster

This filing is one of 13 about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (10) · sorted by filing gap

Washington State AGbd_60ee7f54bc74b1a82023-12-20Candidate
Washington State AGbd_60f651f710cadc8a2023-12-20Candidate
South Carolina State AGbd_82195cf15dd7d1182023-12-20Verified
Massachusetts State AGbd_8437cbc005ac9f782023-12-20Verified

Show 6 more filings ↓up to 6d gap

Oregon State AGbd_90976a3a172cf7ff2023-12-20Candidate
California State AGbd_343e59873d00e6e12023-12-19 · +1dVerified
Maine State AGbd_3d4d0c8f649cc17c2023-12-19 · +1dVerified
Montana State AGbd_ce0ffcf6780e06cd2023-12-19 · +1dVerified
HHS OCRbd_6112512cced570f42023-12-18 · +2dCandidate
New Hampshire State AGbd_8644267b7660eed42023-12-26 · +6dVerified

Showing first 10 of 12 linked disclosures.

Name: ESO Solutions, Inc.
norm: eso solutions

Name: ESO Solutions, Inc.
norm: eso solutions
Industry: HealthcarellmTechnologyllm

Discovered: Sep 28, 2023
Breach occurred: Sep 17, 2023 – Sep 28, 2023
Undetected for: 11 daysoccurrence → discovery
Materiality determined: —
Notification sent: —
Affected individuals: Not disclosed
Data types: PHIIdentity (basic)Government IDHealth (basic)
Data elements: Social Security numberMedical information
Attack vector: Ransomware
MITRE ATT&CK: T1486 Data Encrypted for ImpactT1041 Exfiltration Over C2 Channel
Threat actor: External
Regulator citations: Notified the FBI (Federal Bureau of Investigation)

During the incident: Took the affected systems offline
Secured our network environment
Engaged third-party forensic specialists to assist us with investigating the extent of any unauthorized activity
Notified the FBI (Federal Bureau of Investigation)
Implemented measures to confirm the security of our systems
Safely restored our systems and operations via viable backups
Changes made: Providing access to 12 months of identity monitoring through Kroll at no charge
Providing access to 24 months of identity monitoring through Kroll at no charge
Providing access to 12 months of Minor Identity Monitoring through Kroll at no charge
Providing access to 24 months of Minor Identity Monitoring through Kroll at no charge
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 12 weeks(83 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 · 9 states

View merged incident ↗

HHS OCRDec 18 · first

California State AG+1d

Maine State AG+1d

Montana State AG+1d

Washington State AG+2d

South Carolina State AG+2d

Massachusetts State AG+2d

Oregon State AG+2d

California State AG+2d · this page

New Hampshire State AG+8d

Pattern: first filing Dec 18 (TX), last Dec 26 (NH) — a 8-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 12 — 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/sb24-578243
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Dec 20, 2023
Raw hash: 4fe0be87e2aecefe7dba7094943deedfb541efc6ab882b1dc53fb6d0b7e3c30e

Linked disclosures

Regulatory filings (10) · sorted by filing gap

Reporting entityESO Solutions, Inc.

Victim entityESO Solutions, Inc.

Incidentdiscovered Sep 28, 2023

Stated responseTook the affected systems offline

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenanceoag.ca.gov