HackingHealthcareRetail & ConsumerHealthcareStolen CredentialsSupply Chain (3P Vendor)Customer Data InvolvedIdentity (basic)Government IDHealth (basic)MediumContained

U.S. Drug Mart, Inc.

bd_6fa91d2ddfe50e37 · schema v1 · pii pii-v1

Severity

Medium

Discovered

Sep 22, 2023

Filed

Jan 4, 2024

To disclose

15 weeks

Affected

2state residents only

Confidence

65%

Full breach record for U.S. Drug Mart, Inc. →2 incidents on file

U.S. Drug Mart, Inc. notified Montana residents of a data breach involving patient data hosted by third-party vendor Micro Merchant Systems, Inc. (MMS). Unauthorized access occurred August 2-5, 2023. MMS discovered the incident on September 22, 2023. Exposed data included names, SSNs, driver's licenses, and prescription info. U.S. Drug Mart is offering 12 months of identity protection via IDX.

J jump to incidentP pin to compareR raw source

Incident timeline

undetected · 51 days

discovery → filing · 15 weeks / 104 days

Aug 2, 2023

Begins

Sep 22, 2023

Discovered

Jan 4, 2024

Filed

vs. sector median

+4 wks slower

Tracked as a single-filing incident — the only disclosure on record for this event so far.Confirmed2 affectedView incident

Name: U.S. Drug Mart, Inc.
norm: us drug mart

Name: U.S. Drug Mart, Inc.
norm: us drug mart
Industry: HealthcarellmRetail & Consumerllm

Discovered: Sep 22, 2023
Breach occurred: Aug 2, 2023 – Aug 5, 2023
Undetected for: 51 daysoccurrence → discovery
Materiality determined: —
Notification sent: Jan 4, 2024
Affected individuals: 2state-resident count only
Data types: Identity (basic)Government IDHealth (basic)
Data elements: Social Security numberDate of birthMedical information
Attack vector: Third-Party / Supply Chain
MITRE ATT&CK: T1078 Valid AccountsT1195 Supply Chain Compromise
Threat actor: External
Third party: via Micro Merchant Systems, Inc. (MMS)
Initial access: external_remote_services

During the incident: Offering identity theft protection services to all impacted adults through IDX
IDX identity protection services include 12 months of credit and CyberScan monitoring
IDX identity protection services include a $1,000,000 insurance reimbursement policy
IDX identity protection services include fully managed identity theft recovery services
Changes made: MMS has implemented additional security controls to reduce the risk of a similar incident occurring again
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 15 weeks(104 days from discovery to filing)
Compliance flags: — (clock not assessable for this source)

Status: No extraction artifact recorded for this disclosure.

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://dojmt.gov/wp-content/uploads/OCP/Consumer-notification-letter-1003.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Jan 4, 2024
Raw hash: a302e8a8737f9d376d5adaaf23fd2fa9aa628d10d1a164fa677f24fd80ee8cff

Reporting entityU.S. Drug Mart, Inc.

Victim entityU.S. Drug Mart, Inc.

Incidentdiscovered Sep 22, 2023

Stated responseOffering identity theft protection services to all impacted adults through IDX

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancedojmt.gov