HackingRetail & ConsumerRetailStolen CredentialsTargetedIdentity (basic)PIILowContained

Dunkin' Brands, Inc.

bd_efd25069f81a9195 · schema v1 · pii pii-v1

Severity

Low

Discovered

Oct 31, 2018

Filed

Nov 28, 2018

To disclose

28 days

Affected

Not disclosed

Linked

5 filings

Confidence

66%

Full breach record for Dunkin' Brands, Inc. →3 incidents on file

Dunkin Brands Inc notified NH AG of credential stuffing attacks on DD Perks accounts using stolen credentials from other breaches. No internal systems breached. Affected NH residents' names, emails, and account numbers. Passwords reset, stored value cards replaced.

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Incident timeline

discovery → filing · 28 days

Oct 31, 2018

Discovered

Nov 28, 2018

Filed

vs. sector median

4 wks faster

This filing is one of 5 about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (4) · sorted by filing gap

California State AGbd_39f99b715c47b3762018-11-28Verified
South Carolina State AGbd_995919194e6208362018-11-28Verified
Massachusetts State AGbd_ce99a8da6054f2202018-11-28Verified
Montana State AGbd_e599e179e50000e12018-11-28Candidate

Name: Dunkin' Brands, Inc.
norm: dunkin brands

Name: Dunkin' Brands, Inc.
norm: dunkin brands
Industry: Retail & Consumerllm

Discovered: Oct 31, 2018
Materiality determined: —
Notification sent: Nov 28, 2018
Affected individuals: Not disclosed
Data types: Identity (basic)PII
Attack vector: Unauthorized Access
MITRE ATT&CK: T1078 Valid Accounts
Threat actor: ExternalFinancial
Regulator citations: reported the incident to law enforcement
Initial access: valid_credentials

During the incident: Launched an internal investigation
Forced a password reset that required all of the potentially impacted DD Perks account holders to log out and log back in to their account using a new password
Taken steps to replace any DD Perks stored value cards with a new account number
Reported the incident to law enforcement
Changes made: Working with its security vendor to remediate this event and to help prevent this kind of event from occurring in the future
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 28 days(28 days from discovery to filing)
Compliance flags: — (clock not assessable for this source)

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 5 filings · 5 states

View merged incident ↗

California State AGNov 28 · first

South Carolina State AGNov 28 · first

Massachusetts State AGNov 28 · first

Montana State AGNov 28 · first

New Hampshire State AGNov 28 · first · this page

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://mm.nh.gov/files/uploads/doj/remote-docs/dunkin-donuts-20181128.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Nov 28, 2018
Raw hash: d0cf6992cb5a9b6a218e4b68bc457283f36f870137bb73fa27a45de7a49cd944

Linked disclosures

Regulatory filings (4) · sorted by filing gap

Reporting entityDunkin' Brands, Inc.

Victim entityDunkin' Brands, Inc.

Incidentdiscovered Oct 31, 2018

Stated responseLaunched an internal investigation

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancemm.nh.gov