HackingRetail & ConsumerRetailStolen CredentialsCustomer Data InvolvedData ExfiltratedIdentity (basic)Financial accountHighContained

Sam's Club

bd_9d8b96b56225f1ab · schema v1 · pii pii-v1

Severity

High

Discovered

Sep 24, 2020

Filed

Oct 22, 2020

To disclose

28 days

Affected · nationwide

285,8851,038 in this filing

Linked

10 filings

Confidence

64%

All records for Sam's Club →2 incidents on file

Account takeover notice

Sam's Club notified members of unauthorized access to their accounts. The filing says: “If other, please specify: Account takeover via credential stuffing”

J jump to incidentP pin to compareR raw source

Maine clockDiscovered Sep 24, 2020 → Filed with AG Oct 22, 202028d ✓ ME AG ≤30d28 days discovery → filing

⚠ unattributedNo provenance was recorded for this discovery date and it matches no other date on the record. It may be correct, but it is not independently grounded.

Incident timeline

undetected · 7 days

discovery → filing · 28 days

Sep 17, 2020

Begins

Sep 24, 2020

Discovered

Oct 22, 2020

Filed

vs. sector median

6 wks faster

This filing is one of 10 filings about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (9) · sorted by filing gap

California State AGbd_08ecc982b2d6f96d2020-10-21 · +1dVerified
Indiana State AGbd_141e5312d6ac324c2020-10-21 · +1dVerified
Massachusetts State AGbd_1baae9e84867a9c82020-10-21 · +1dVerified
Montana State AGbd_4f6b4c84c24d1c432020-10-21 · +1dCandidate

Show 5 more filings ↓up to 7d gap

Oregon State AGbd_7843c49c2426c7f02020-10-21 · +1dVerified
Washington State AGbd_7d21906a2e56f1f32020-10-21 · +1dVerified
Delaware State AGbd_b5f7ad4d0323fe252020-10-21 · +1dVerified
New Hampshire State AGbd_cd60e531f69a19792020-10-26 · +4dVerified
South Carolina State AGbd_aa274a38b4804ce32020-10-29 · +7dVerified

Name: Sam's Club
norm: sam s club
Domain: samsclub.com

Name: Sam's Club
norm: sam s club
Domain: samsclub.com
Industry: Retail & Consumerllm

Discovered: Sep 24, 2020
Account access: Sep 17, 2020 – Sep 24, 2020
Undetected for: 7 daysoccurrence → discovery
Materiality determined: —
Notification sent: Oct 21, 2020
Affected individuals: 285,885state + nationwide
Data types: Identity (basic)Financial account
Data elements: Financial account number
Attack vector: Unauthorized Access
MITRE ATT&CK: T1110 Brute ForceT1078 Valid Accounts
Threat actor: ExternalFinancial
Regulator citations: Filed data breach notice with Maine Attorney General's Office
Initial access: valid_credentials

During the incident: Sent written notification to affected consumers
Offered 12 months of credit monitoring and ID restoration services through Experian
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 28 days(28 days from discovery to filing)
Compliance flags: ME AG ≤30d · 28dME CRA notice due
Discovery-date grounding: unattributedNo provenance was recorded for this discovery date and it matches no other date on the record. It may be correct, but it is not independently grounded.
Clock breakdown: Statute Window Elapsed Threshold Status
Maine
Discovered: Sep 24, 2020
→ Filed with AG: Oct 22, 2020
28d 30 days ME AG ≤30d

Statute	Window	Elapsed	Threshold	Status
Maine	Discovered: Sep 24, 2020 → Filed with AG: Oct 22, 2020	28d	30 days	ME AG ≤30d

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 10 filings · 10 states

View merged incident ↗

California State AGOct 21 · first

Indiana State AGOct 21 · first

Massachusetts State AGOct 21 · first

Montana State AGOct 21 · first

Oregon State AGOct 21 · first

Washington State AGOct 21 · first

Delaware State AGOct 21 · first

Maine State AG+1d · this page

New Hampshire State AG+5d

South Carolina State AG+8d

Pattern: first filing Oct 21 (CA), last Oct 29 (SC) — a 8-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://www.maine.gov/agviewer/content/ag/985235c7-cb95-4be2-8792-a1252b4f8318/25ac0a8c-80fe-4d61-a982-4ae63bb15993.shtml
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Oct 22, 2020
Raw hash: dbe158d2c43be29428d836d336c6e4943706ae62554edea52681a5fde386f5cc

Linked disclosures

Regulatory filings (9) · sorted by filing gap

Reporting entitySam's Club

Victim entitySam's Club

Incidentdiscovered Sep 24, 2020

Stated responseSent written notification to affected consumers

ComplianceME AG ≤30d

Extraction provenanceno artifact recorded

Source provenancewww.maine.gov