HackingRetail & ConsumerRetailVulnerability ExploitData ExfiltratedTargetedIdentity (basic)Government IDMediumContained

PokerStars

bd_0b3f3f4e7b2b2ac2 · schema v1 · pii pii-v1

Severity

Medium

Discovered

Jun 2, 2023

Filed

Jul 20, 2023

To disclose

7 weeks

Affected

3state residents only

Linked

2 filings

Confidence

65%

PokerStars (a brand of Flutter International Inc) notified Montana residents of a cybersecurity incident involving the MOVEit Transfer application. An unauthorized third party copied files containing names, addresses, and Social Security Numbers between May 30-31, 2023, exploiting a vulnerability discovered by Progress Software. PokerStars detected the issue on June 2, 2023, engaged forensic experts, notified law enforcement, discontinued use of the application, and offered 24 months of credit monitoring.

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Incident timeline

undetected · 3 days

discovery → filing · 7 weeks / 48 days

May 30, 2023

Begins

Jun 2, 2023

Discovered

Jul 20, 2023

Filed

vs. sector median

1 wks faster

This filing is one of 2 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 (1) · sorted by filing gap

New Hampshire State AGbd_4eb7012faebdd4bf2023-07-27 · +7dVerified

Name: Flutter International Inc
norm: flutter international

Name: PokerStars
norm: pokerstars
Industry: Retail & Consumerllm

Discovered: Jun 2, 2023
Breach occurred: May 30, 2023 – May 31, 2023
Undetected for: 3 daysoccurrence → discovery
Materiality determined: —
Notification sent: Jul 20, 2023
Affected individuals: 3state-resident count only
Data types: Identity (basic)Government ID
Data elements: Social Security number
Attack vector: Unauthorized Access
MITRE ATT&CK: T1190 Exploit Public-Facing ApplicationT1041 Exfiltration Over C2 Channel
Threat actor: ExternalFinancial
Regulator citations: notified law enforcement
Initial access: exploit_public_facing

During the incident: Launched an investigation
Engaged external experts to assist
Notified law enforcement
No longer utilize the MOVEit Transfer application
Offering a complimentary 24 month membership of Experian’s IdentityWorks
Changes made: No longer utilize the MOVEit Transfer application
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 7 weeks(48 days from discovery to filing)
Compliance flags: — (clock not assessable for this source)

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 2 filings · 2 states

View merged incident ↗

Montana State AGJul 20 · first · this page

New Hampshire State AG+7d

Pattern: first filing Jul 20 (MT), last Jul 27 (NH) — a 7-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://dojmt.gov/wp-content/uploads/OCP/Consumer-notification-letter-448.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Jul 20, 2023
Raw hash: 5918dd3af5d6f5caa9a1c398c840462a91f442ef3b63df1ed3c6b40d59092bcd

Linked disclosures

Regulatory filings (1) · sorted by filing gap

Reporting entityFlutter International Inc

Victim entityPokerStars

Incidentdiscovered Jun 2, 2023

Stated responseLaunched an investigation

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancedojmt.gov