HackingTechnologyHealthcareInformationVulnerability ExploitSupply Chain (3P Vendor)Data ExfiltratedCustomer Data InvolvedHealth (basic)Identity (basic)Government IDPHIPIIHighContained

INTERNATIONAL PAPER COMPANY

bd_a5aa7fd99593aae0 · schema v1 · pii pii-v1

Severity

High

Discovered

Jul 26, 2023

Filed

Nov 17, 2023

To disclose

16 weeks

Affected

1,057state residents only

Linked

4 filings

Confidence

68%

Full breach record for INTERNATIONAL PAPER COMPANY →2 incidents on file

Welltok, Inc. reported a security event affecting the International Paper Company Group Health and Welfare Plan. An unknown actor exploited a vulnerability in the MOVEit Transfer tool (managed by Welltok) on May 30, 2023, to exfiltrate personal and health information. Welltok detected the compromise on July 26, 2023. 1,057 Washington residents were notified. Welltok provided 24 months of credit monitoring.

J jump to incidentP pin to compareR raw source

Washington clock⏱ WA AG >30d16 weeks discovery → filing

Incident timeline

undetected · 57 days

discovery → filing · 16 weeks / 114 days

May 30, 2023

Begins

Jul 26, 2023

Discovered

Nov 17, 2023

Filed

vs. sector median

2 wks faster

This filing is one of 4 about the same incident.View merged incident

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

Linked disclosures

Why this link?

Regulatory filings (3) · sorted by filing gap

California State AGbd_b69efa0988599a972023-11-20 · +3dVerified
Massachusetts State AGbd_887c1be2a2f7ef7b2023-11-29 · +12dVerified
Oregon State AGbd_d26294b2742f60492023-12-04 · +17dVerified

Name: Welltok, Inc.
norm: welltok

Name: INTERNATIONAL PAPER COMPANY
norm: international paper
Industry: TechnologyllmHealthcarellm

Discovered: Jul 26, 2023
Breach occurred: May 30, 2023
Undetected for: 57 daysoccurrence → discovery
Materiality determined: —
Notification sent: Oct 19, 2023
Affected individuals: 1,057state-resident count only
Data types: PIIIdentity (basic)PHIHealth (basic)
Data elements: NameSocial Security numberDate of birthHealth insurance ID
WA-stated cause: Unauthorized Access
WA-stated duration: lifecycle 100-199dexposure 0d
WA-stated discovery: Found after the fact
Attack vector: Third-Party / Supply Chain
MITRE ATT&CK: T1190 Exploit Public-Facing ApplicationT1041 Exfiltration Over C2 Channel
Threat actor: ExternalFinancial
Third party: via Welltok, Inc.
Initial access: exploit_public_facing

During the incident: Immediately installed all published patches
Conducted an investigation to determine the potential impact
Coordinating efforts with the IP Plan to review and verify the affected information
Providing direct notice to impacted individuals
Providing 24 months of credit monitoring and identity protection services provided by Experian
Changes made: Reviewing and enhancing existing policies and procedures related to data privacy
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 16 weeks(114 days from discovery to filing)
Compliance flags: WA 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 · 4 filings · 4 states

View merged incident ↗

Washington State AGNov 17 · first · this page

California State AG+3d

Massachusetts State AG+12d

Oregon State AG+17d

Pattern: first filing Nov 17 (WA), last Dec 4 (OR) — a 17-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/BreachA27055.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Nov 17, 2023
Raw hash: c6123a067a5bd8549382ac5f90dfad6d1313c6074d45fab5fd985629ad8d9bc0

Linked disclosures

Regulatory filings (3) · sorted by filing gap

Reporting entityWelltok, Inc.

Victim entityINTERNATIONAL PAPER COMPANY

Incidentdiscovered Jul 26, 2023

Stated responseImmediately installed all published patches

ComplianceWA AG >30d

Extraction provenanceno artifact recorded

Source provenanceagportal-s3bucket.s3.amazonaws.com