HackingFinancial ServicesFinanceVulnerability ExploitCL0PZero-DayData ExfiltratedSupply Chain (3P Vendor)Customer Data InvolvedActor NamedIdentity (basic)Government IDPHIPIIHealth (basic)CVE-2023-34362HighResolved

WILTON REASSURANCE COMPANY

bd_df7b434bc84d5063 · schema v1 · pii pii-v1

Severity

High

Discovered

Jun 7, 2023

Filed

Jun 23, 2023

To disclose

16 days

Affected

8,148state residents only

Linked

10 filings

Confidence

69%

Full breach record for WILTON REASSURANCE COMPANY →4 incidents on file

Wilton Reassurance Company reported a supplemental breach involving its vendor, PBI Research Services. The CL0P group exploited a zero-day vulnerability (CVE-2023-34362) in MOVEit Transfer software between May 29-30, 2023, exfiltrating customer PII including names, DOBs, SSNs, and policy numbers. 8,148 Washington residents were notified starting July 25, 2023. The incident is resolved.

J jump to incidentP pin to compareR raw source

Washington clock✓ WA AG ≤30d16 days discovery → filing

⚠ AG web formThe discovery date came from the AG web-form field, which is systematically later than the detection date stated in the letter. Treat the clock as indicative.

Incident timeline

undetected · 9 days

discovery → filing · 16 days

May 29, 2023

Begins

Jun 7, 2023

Discovered

Jun 23, 2023

Filed

vs. sector median

6 wks faster

This filing is one of 10 filings about the same incident.View merged incident

Part of Progress Software Corporation supply-chain incident (2023) — a supply-chain cascade affecting multiple organizations.View cascade →

Linked disclosures

Why this link?

Regulatory filings (9) · sorted by filing gap

Oregon State AGbd_0bf216edfa80af612023-06-23Verified
Massachusetts State AGbd_bae7d549d659c5992023-06-23Verified
California State AGbd_dcc3f15736caf5852023-06-22 · +1dCandidate
Indiana State AGbd_ba3864de9a2b10312023-07-10 · +17dVerified

Show 5 more filings ↓up to 48d gap

Delaware State AGbd_859b02a8bc90b5e92023-07-16 · +23dVerified
Montana State AGbd_61026f1556a0cbd02023-08-02 · +40dVerified
California State AGbd_6dc16672758b314d2023-08-09 · +47dVerified
Maine State AGbd_62054ce6630d68ca2023-08-10 · +48dVerified
New Hampshire State AGCL0Pbd_be0b9ccf01ea4f7b2023-08-10 · +48dVerified

Name: WILTON REASSURANCE COMPANY
norm: wilton reassurance

Name: WILTON REASSURANCE COMPANY
norm: wilton reassurance
Industry: Financial Servicesllm

Discovered: Jun 7, 2023
Breach occurred: May 29, 2023 – May 30, 2023
Undetected for: 9 daysoccurrence → discovery
Materiality determined: —
Notification sent: Jul 25, 2023
Affected individuals: 8,148state-resident count only
Data types: Identity (basic)Government IDPII
Data elements: NameSocial Security numberDate of birthHealth insurance ID
WA-stated cause: Unauthorized Access
WA-stated duration: lifecycle 1-99dexposure 1-99d
WA-stated discovery: Found after the fact
Attack vector: Third-Party / Supply Chain· CL0P
MITRE ATT&CK: T1190 Exploit Public-Facing ApplicationT1041 Exfiltration Over C2 ChannelT1486 Data Encrypted for Impact
Threat actor: CL0PExternalFinancial
Regulator citations: Notified primary insurance regulators beginning June 8Continued to notify and update other regulators
Third party: via PBI Research Services
Initial access: exploit_public_facing
CVE references: CVE-2023-34362

During the incident: Ceased sending any data to PBI
PBI applied all patches
PBI took additional measures to protect its systems and consumer data
PBI notified affected individuals
Offered 12 months of complimentary identity theft protection and credit monitoring
Changes made: PBI adopted additional safeguards to prevent future unauthorized access to consumer data
Reviewing and enhancing information security policies and procedures
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 16 days(16 days from discovery to filing)
Compliance flags: WA AG ≤30d
Discovery-date grounding: AG web formThe discovery date came from the AG web-form field, which is systematically later than the detection date stated in the letter. Treat the clock as indicative.

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 10 filings · 9 states

View merged incident ↗

California State AGJun 22 · first

Oregon State AG+1d

Massachusetts State AG+1d

Washington State AG+1d · this page

Indiana State AG+18d

Delaware State AG+24d

Montana State AG+41d

California State AG+48d

Maine State AG+49d

New Hampshire State AG+49d

Pattern: first filing Jun 22 (CA), last Aug 10 (NH) — a 49-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/BreachA24596.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Jun 23, 2023
Raw hash: 1434bdfad60fe801ddd5a72f670f8d52e2665b1dad85929bc3cce00187126dac

Linked disclosures

Regulatory filings (9) · sorted by filing gap

Reporting entityWILTON REASSURANCE COMPANY

Victim entityWILTON REASSURANCE COMPANY

Incidentdiscovered Jun 7, 2023

Stated responseCeased sending any data to PBI

ComplianceWA AG ≤30d

Extraction provenanceno artifact recorded

Source provenanceagportal-s3bucket.s3.amazonaws.com