MalwareRetail & ConsumerRetailRansomwareData ExfiltratedCustomer Data InvolvedFinancial accountIdentity (basic)LowContained

CHIPOTLE MEXICAN GRILL, INC.

bd_68391e5edcfbc00a · schema v1 · pii pii-v1

Severity

Low

Discovered

Apr 5, 2017

Filed

May 26, 2017

To disclose

7 weeks

Affected

Not disclosed

Linked

6 filings

Confidence

64%

Full breach record for CHIPOTLE MEXICAN GRILL, INC. →6 incidents on file

Chipotle Mexican Grill, Inc. notified the New Hampshire Attorney General of a malware incident affecting POS devices at certain restaurants. Malware accessed payment card track data between March 24 and April 18, 2017. Chipotle discovered the suspicious process on April 5, 2017, and notified customers via website and press release on May 26, 2017. No specific count of affected individuals was provided.

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Incident timeline

undetected · 12 days

discovery → filing · 7 weeks / 51 days

Mar 24, 2017

Begins

Apr 5, 2017

Discovered

May 26, 2017

Filed

vs. sector median

on median

This filing is one of 6 about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (5) · sorted by filing gap

California State AGbd_4e513ecdc74035352017-05-26Verified
Massachusetts State AGbd_99ddd997d03160572017-05-26Verified
Oregon State AGbd_f910c3c2c36eafa82017-05-26Candidate
South Carolina State AGbd_59524e43cb4ebde02017-05-30 · +4dVerified

Show 1 more filing ↓up to 10d gap

Montana State AGbd_adb56249b3ae66352017-06-05 · +10dVerified by operator

Name: CHIPOTLE MEXICAN GRILL, INC.
norm: chipotle mexican grill

Name: CHIPOTLE MEXICAN GRILL, INC.
norm: chipotle mexican grill
Industry: Retail & Consumerllm

Discovered: Apr 5, 2017
Breach occurred: Mar 24, 2017 – Apr 18, 2017
Undetected for: 12 daysoccurrence → discovery
Materiality determined: —
Notification sent: May 26, 2017
Affected individuals: Not disclosed
Data types: Financial accountIdentity (basic)
Attack vector: Ransomware
MITRE ATT&CK: T1486 Data Encrypted for ImpactT1052 Exfiltration Over Physical Medium
Threat actor: ExternalFinancial
Regulator citations: Notified New Hampshire Attorney General
Initial access: external_remote_services

During the incident: Started an investigation with the assistance of leading computer security firms
Removed the malware
Notified law enforcement about the incident
Working closely with the payment card companies to identify potentially affected cards
Established a dedicated call center that customers can call with related questions
Issued a press release
Posted a statement on its websites
Changes made: Continue to work with cyber security firms to evaluate ways to enhance its security measures
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 7 weeks(51 days from discovery to filing)
Compliance flags: — (clock not assessable for this source)

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 6 filings · 6 states

View merged incident ↗

California State AGMay 26 · first

Massachusetts State AGMay 26 · first

Oregon State AGMay 26 · first

New Hampshire State AGMay 26 · first · this page

South Carolina State AG+4d

Montana State AG+10d

Pattern: first filing May 26 (CA), last Jun 5 (MT) — a 10-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://mm.nh.gov/files/uploads/doj/remote-docs/chipolte-mexican-grill-20170526.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: May 26, 2017
Raw hash: 09c4cf5a3cf2a862beb686d94f4751db560d653fca55c073715bc867ca7a55e9

Linked disclosures

Regulatory filings (5) · sorted by filing gap

Reporting entityCHIPOTLE MEXICAN GRILL, INC.

Victim entityCHIPOTLE MEXICAN GRILL, INC.

Incidentdiscovered Apr 5, 2017

Stated responseStarted an investigation with the assistance of leading computer security firms

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancemm.nh.gov