MalwareRetail & ConsumerRetailRansomwareData ExfiltratedData EncryptedSupply Chain (3P Vendor)PIIPCIIdentity (basic)Financial accountLowActive

Theisen's Supply, Inc.

bd_a755f1d028aafb86 · schema v1 · pii pii-v1

Severity

Low

Discovered

Feb 8, 2017

Filed

Mar 3, 2017

To disclose

23 days

Affected

10state residents only

Linked

2 filings

Confidence

63%

Full breach record for Theisen's Supply, Inc. →

Theisen's Supply, Inc. notified Montana regulators of a data breach involving its e-commerce platform hosted by Aptos. Malicious software injected into Aptos's system between Feb and Dec 2016 allowed attackers to capture and decrypt customer PII and payment card data. Theisen's engaged in investigation, notified regulators, and provided 12 months of credit monitoring via Experian.

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Incident timeline

undetected · 373 days

discovery → filing · 23 days

Feb 1, 2016

Begins

Feb 8, 2017

Discovered

Mar 3, 2017

Filed

vs. sector median

6 wks faster

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

Linked disclosures

Why this link?

Regulatory filings (1) · sorted by filing gap

Massachusetts State AGbd_e5b09192f4cdebc42017-03-07 · +4dVerified

Name: Theisen's Supply, Inc.
norm: theisen s supply

Name: Theisen's Supply, Inc.
norm: theisen s supply
Industry: Retail & Consumerllm

Discovered: Feb 8, 2017
Breach occurred: Feb 1, 2016 – Dec 31, 2016
Undetected for: 373 daysoccurrence → discovery
Materiality determined: —
Notification sent: Feb 28, 2017
Affected individuals: 10state-resident count only
Data types: PIIPCIIdentity (basic)Financial account
Attack vector: Third-Party / Supply Chain
MITRE ATT&CK: T1486 Data Encrypted for ImpactT1041 Exfiltration Over C2 Channel
Threat actor: ExternalFinancial
Regulator citations: Aptos working with the FBI and the U.S. Department of JusticeNotifying certain state regulators
Third party: via Aptos
Initial access: supply_chain

During the incident: Began an investigation to identify what happened and what information may be impacted
Providing written notice of this incident to those who may be impacted
Notifying certain state regulators about this incident
Arranged to have Experian provide CSID Protector services, including CyberAgent Internet Surveillance and Identity Theft Insurance, for 12 months at no cost
Changes made: Ensuring Aptos is taking all steps necessary to protect customer information
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 23 days(23 days from discovery to filing)
Compliance flags: — (clock not assessable for this source)

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 2 filings · 2 states

View merged incident ↗

Montana State AGMar 3 · first · this page

Massachusetts State AG+4d

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/Theisens-Supply-Inc.-1.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: 28d1889601fece129534d23e8aa19c1ebfeece3df43b8642079282553b17581c

Linked disclosures

Regulatory filings (1) · sorted by filing gap

Reporting entityTheisen's Supply, Inc.

Victim entityTheisen's Supply, Inc.

Incidentdiscovered Feb 8, 2017

Stated responseBegan an investigation to identify what happened and what information may be impacted

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancedojmt.gov