HackingManufacturingRetail & ConsumerManufacturingStolen CredentialsCustomer Data InvolvedTargetedIdentity (basic)Financial credentialsLowContained

GENERAL MOTORS COMPANY

bd_8154a1b995a241a5 · schema v1 · pii pii-v1

Severity

Low

Discovered

May 24, 2024

Filed

Jul 8, 2024

To disclose

6 weeks

Affected · nationwide

652 in this filing

Linked

2 filings

Confidence

66%

Full breach record for GENERAL MOTORS COMPANY →4 incidents on file

General Motors Company reported an external system breach (hacking) between May 18-20, 2024. Unauthorized parties used stolen credentials from other sites to access 65 GM MyAccounts. Affected data included names, addresses, phone numbers, and last four digits of credit cards. GM forced password resets, implemented MFA, refunded fraudulent purchases, and notified law enforcement.

J jump to incidentP pin to compareR raw source

Maine clockDiscovered May 24, 2024 → Filed with AG Jul 8, 202445d ⏱ ME AG >30d6 weeks 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 · 6 days

discovery → filing · 6 weeks / 45 days

May 18, 2024

Begins

May 24, 2024

Discovered

Jul 8, 2024

Filed

vs. sector median

4 wks faster

This filing is one of 2 about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (1) · sorted by filing gap

Indiana State AGbd_1f566138bc47f4b02024-06-26 · +12dVerified

Name: GENERAL MOTORS COMPANY
norm: general motors
Domain: gm.com

Name: GENERAL MOTORS COMPANY
norm: general motors
Domain: gm.com
Industry: ManufacturingllmRetail & Consumerllm

Discovered: May 24, 2024
Breach occurred: May 18, 2024 – May 20, 2024
Undetected for: 6 daysoccurrence → discovery
Materiality determined: —
Notification sent: Jun 21, 2024
Affected individuals: 65state + nationwide
Data types: Identity (basic)Financial credentials
Attack vector: Unauthorized Access
MITRE ATT&CK: T1078 Valid Accounts
Threat actor: ExternalFinancial
Regulator citations: Notified Maine Attorney General
Initial access: valid_credentials

During the incident: Forced password resets on affected GM MyAccounts
Implemented multi-factor authentication
Reported the activity to law enforcement
Refunded any unauthorized purchase that was made from the GM accessories website on the affected GM MyAccounts
Changes made: Implemented multi-factor authentication
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 6 weeks(45 days from discovery to filing)
Compliance flags: ME AG >30d · 45d
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: May 24, 2024
→ Filed with AG: Jul 8, 2024
45d 30 days (soft) ME AG >30d

Statute	Window	Elapsed	Threshold	Status
Maine	Discovered: May 24, 2024 → Filed with AG: Jul 8, 2024	45d	30 days (soft)	ME AG >30d

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 2 filings · 2 states

View merged incident ↗

Indiana State AGJun 26 · first

Maine State AG+12d · this page

Pattern: first filing Jun 26 (IN), last Jul 8 (ME) — a 12-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/c4495163-2637-4aed-9d8e-cbc33731196e.html
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Jul 8, 2024
Raw hash: 437033130abe410bcf8638927995bfac1a8aa94c2de970e6db8d5211f7e4d6b4

Linked disclosures

Regulatory filings (1) · sorted by filing gap

Reporting entityGENERAL MOTORS COMPANY

Victim entityGENERAL MOTORS COMPANY

Incidentdiscovered May 24, 2024

Stated responseForced password resets on affected GM MyAccounts

ComplianceME AG >30d

Extraction provenanceno artifact recorded

Source provenancewww.maine.gov