HackingRetail & ConsumerRetailSupply Chain (3P Vendor)Customer Data InvolvedFinancial accountFinancial credentialsIdentity (basic)LowResolved

W.W. GRAINGER, INC.

bd_a12fd61c534fd6ab · schema v1 · pii pii-v1

Severity

Low

Discovered

Apr 10, 2018

Filed

Apr 20, 2018

To disclose

10 days

Affected

Not disclosed

Linked

5 filings

Confidence

65%

Full breach record for W.W. GRAINGER, INC. →3 incidents on file

W.W. Grainger, Inc. notified customers that a third-party service provider, [24]7.ai, experienced a cyber incident between September 26, 2017, and October 12, 2017. The breach potentially exposed credit card numbers, security codes, expiration dates, names, and addresses of customers who used guest checkout on Grainger's website or app. Grainger was notified by [24]7.ai on April 10, 2018. The incident is resolved, and Grainger offered one year of identity monitoring through Kroll.

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Incident timeline

undetected · 196 days

discovery → filing · 10 days

Sep 26, 2017

Begins

Apr 10, 2018

Discovered

Apr 20, 2018

Filed

vs. sector median

8 wks faster

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

Part of [24]7.ai supply-chain incident (2018) — a supply-chain cascade affecting multiple organizations.View cascade →

Linked disclosures

Why this link?

Regulatory filings (4) · sorted by filing gap

Massachusetts State AGbd_6caecc5f9930ca1a2018-04-20Verified
Oregon State AGbd_6cb01f45a52b50042018-04-20Verified by operator
New Hampshire State AGbd_c0b4f1c05e8f1a1b2018-04-17 · +3dVerified
Montana State AGbd_e6ca845903bcf77c2018-04-17 · +3dCandidate

Name: W.W. GRAINGER, INC.
norm: ww grainger
Domain: grainger.com

Name: W.W. GRAINGER, INC.
norm: ww grainger
Domain: grainger.com
Industry: Retail & Consumerllm

Discovered: Apr 10, 2018
Breach occurred: Sep 26, 2017 – Oct 12, 2017
Undetected for: 196 daysoccurrence → discovery
Materiality determined: —
Notification sent: —
Affected individuals: Not disclosed
Data types: Financial accountFinancial credentialsIdentity (basic)
Attack vector: Third-Party / Supply Chain
MITRE ATT&CK: T1195 Supply Chain Compromise
Threat actor: External
Regulator citations: Notified law enforcement officials
Third party: via [24]7.ai
Initial access: supply_chain

During the incident: Working with a leading cybersecurity expert to conduct its own investigation
Alerting the credit card companies about the situation and affected cards
Notifying law enforcement officials
Communicated regularly with [24]7.ai
Offering identity monitoring at no cost to you for one year through Kroll
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 10 days(10 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 ↗

New Hampshire State AGApr 17 · first

Montana State AGApr 17 · first

Massachusetts State AG+3d

Oregon State AG+3d

California State AG+3d · 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://oag.ca.gov/ecrime/databreach/reports/sb24-135471
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Apr 20, 2018
Raw hash: 64f7c875e3b3c623770a9571f8dd5caa0d17a21f48b363845bf8c25ff1a44fde

Linked disclosures

Regulatory filings (4) · sorted by filing gap

Reporting entityW.W. GRAINGER, INC.

Victim entityW.W. GRAINGER, INC.

Incidentdiscovered Apr 10, 2018

Stated responseWorking with a leading cybersecurity expert to conduct its own investigation

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenanceoag.ca.gov