MalwareRetail & ConsumerRetailRansomwareStolen CredentialsSupply Chain (3P Vendor)Data ExfiltratedCustomer Data InvolvedRansom DemandedIdentity (basic)Financial accountLowContained

West Music

bd_761fbaedfa112ed7 · schema v1 · pii pii-v1

Severity

Low

Discovered

Feb 6, 2017

Filed

Mar 3, 2017

To disclose

25 days

Affected

304state residents only

Linked

5 filings

Confidence

66%

Full breach record for West Music →3 incidents on file

West Music Company notified NH AG of a breach involving its third-party payment processor, Aptos. Unauthorized access occurred Feb-Dec 2016 via malware injection into Aptos' system. Affected data included customer names, addresses, and payment card details for 304 NH residents. Notification sent March 3, 2017.

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Incident timeline

undetected · 371 days

discovery → filing · 25 days

Feb 1, 2016

Begins

Feb 6, 2017

Discovered

Mar 3, 2017

Filed

vs. sector median

4 wks faster

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

Part of Aptos supply-chain incident (2017) — a supply-chain cascade affecting multiple organizations.View cascade →

Linked disclosures

Why this link?

Regulatory filings (4) · sorted by filing gap

Montana State AGbd_59c8c534f685fa212017-03-03Candidate
California State AGbd_8bdbf4f87d6d6cea2017-03-03Verified
Oregon State AGbd_a420cc4322dee7ac2017-03-03Verified
Washington State AGbd_f500fe7fe6afa2492017-03-06 · +3dVerified

Name: West Music
norm: west music
Domain: westmusic.com

Name: West Music
norm: west music
Domain: westmusic.com
Industry: Retail & Consumerllm

Discovered: Feb 6, 2017
Breach occurred: Feb 1, 2016 – Dec 31, 2016
Undetected for: 371 daysoccurrence → discovery
Materiality determined: —
Notification sent: Mar 3, 2017
Affected individuals: 304state-resident count only
Data types: Identity (basic)Financial account
Attack vector: Third-Party / Supply Chain
MITRE ATT&CK: T1486 Data Encrypted for ImpactT1078 Valid AccountsT1119 Automated Collection
Threat actor: ExternalFinancial
Regulator citations: Notified FBI Cyber DivisionNotified U.S. Department of JusticeNotified New Hampshire Attorney General
Initial access: supply_chain

During the incident: Engaged a cybersecurity firm to help contain and eliminate the issue
Contacted the FBI Cyber Division and the U.S. Department of Justice
Established a dedicated call center to assist individuals
Provided written notification via U.S. Mail to affected residents
Changes made: Reinforcing priority of information security with third party vendors
Reviewing and potentially revising existing third party vendor contract provisions concerning vendor information security practices
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 25 days(25 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 ↗

Montana State AGMar 3 · first

California State AGMar 3 · first

Oregon State AGMar 3 · first

New Hampshire State AGMar 3 · first · this page

Washington State AG+3d

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/west-music-20170303.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Mar 3, 2017
Raw hash: 307e1dc4a0aebd664450ac022740f56138a2ac48c0ef8be7808627073ef52747

Linked disclosures

Regulatory filings (4) · sorted by filing gap

Reporting entityWest Music

Victim entityWest Music

Incidentdiscovered Feb 6, 2017

Stated responseEngaged a cybersecurity firm to help contain and eliminate the issue

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancemm.nh.gov