MalwareHealthcareHealthcareRansomwareData ExfiltratedTargetedIdentity (basic)Government IDPHIHealth (basic)HighContained

Southwest Healthcare Services

bd_0c8778d9b0a5454d · schema v1 · pii pii-v1

Severity

High

Discovered

Jan 31, 2023

Filed

Mar 31, 2023

To disclose

8 weeks

Affected

1,225state residents only

Linked

7 filings

Confidence

66%

Full breach record for Southwest Healthcare Services →

Southwest Healthcare Services reported a ransomware incident affecting 1,225 Washington residents. Unauthorized access occurred Oct 28-29, 2022; discovered Jan 31, 2023. Personal info (names) was accessed. The company secured the network, engaged outside cybersecurity professionals, and offered 12 months of credit monitoring.

J jump to incidentP pin to compareR raw source

Leak gap clock⏱ Leak >90d8 weeks discovery → filing

Incident timeline

undetected · 95 days

discovery → filing · 8 weeks / 59 days

Oct 28, 2022

Begins

Jan 31, 2023

Discovered

Mar 31, 2023

Filed

vs. sector median

3 wks faster

This filing is one of 7 about the same incident.View merged incident

Linked disclosures

Why this link?

Ransomware claims (1)

Leak Sitedonutleaksbd_d333197f85b581412022-10-22 · +160dVerified by operator

Regulatory filings (5) · sorted by filing gap

Montana State AGbd_3e7012f6243e4f0d2023-03-31Verified by operator
Vermont State AGbd_77a08581489e18ad2023-03-31Verified by operator
Vermont State AGbd_c057300c877b220e2023-03-31Verified by operator
HHS OCRbd_b9a3d1a0f4aeea7d2023-04-01 · +1dVerified

Show 1 more filing ↓up to 89d gap

Illinois State AGbd_698e75070d75b0d32023-01-01 · +89dVerified by operator

Name: Southwest Healthcare Services
norm: southwest healthcare
Industry: Health

Name: Southwest Healthcare Services
norm: southwest healthcare
Industry: Health
Industry: Healthcarellm

Discovered: Jan 31, 2023
Breach occurred: Oct 28, 2022 – Oct 29, 2022
Undetected for: 95 daysoccurrence → discovery
Materiality determined: —
Notification sent: —
Affected individuals: 1,225state-resident count only
Data types: Identity (basic)
Data elements: NameSocial Security numberDate of birthHealth insurance IDMedical information
WA-stated cause: Cyberattack
WA-stated duration: lifecycle 1-99dexposure 1-99d
WA-stated discovery: Found after the fact
Attack vector: Ransomware
MITRE ATT&CK: T1486 Data Encrypted for ImpactT1041 Exfiltration Over C2 Channel
Threat actor: ExternalFinancial

During the incident: Secured the network
Commenced a prompt and thorough investigation in consultation with outside cybersecurity professionals
Changes made: Offering a complimentary one-year membership of Experian IdentityWorks Credit 3B
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 8 weeks(59 days from discovery to filing)
Compliance flags: Leak >90dWA AG >30d
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.

Filing propagation · 6 filings · 5 states

View merged incident ↗

Illinois State AGJan 1 · first

Montana State AG+89d

Vermont State AG+89d

Washington State AG+89d · this page

HHS OCR+90d

Pattern: first filing Jan 1 (IL), last Apr 1 (ND) — a 90-day rolling notification. Rolling spreads often mean counsel is filing as thresholds trip per state. Why this link?

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://agportal-s3bucket.s3.amazonaws.com/databreach/BreachA20506.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Mar 31, 2023
Raw hash: 04291ff0307574c807ae51c85647e2133c2eb63b3090208e17bddec2c67e4d01

Linked disclosures

Ransomware claims (1)

Regulatory filings (5) · sorted by filing gap

Reporting entitySouthwest Healthcare Services

Victim entitySouthwest Healthcare Services

Incidentdiscovered Jan 31, 2023

Stated responseSecured the network

ComplianceLeak >90d

Extraction provenanceno artifact recorded

Source provenanceagportal-s3bucket.s3.amazonaws.com