HackingEnergy & UtilitiesManufacturingUtilitiesStolen CredentialsData ExfiltratedTargetedIdentity (basic)Government IDMediumContained

Transworld Oil U.S.A., Inc.

bd_c3e0933936f4dd13 · schema v1 · pii pii-v1

Severity

Medium

Discovered

Apr 6, 2019

Filed

Jun 10, 2019

To disclose

9 weeks

Affected

1state residents only

Confidence

65%

Full breach record for Transworld Oil U.S.A., Inc. →

Calcasieu Refining Company notified Transworld Oil U.S.A., Inc. employees of unauthorized access to email servers containing PII (names, SSNs). Access occurred on or before Nov 22, 2018; discovered April 6, 2019. Forensic investigators retained. Credit monitoring offered.

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Incident timeline

undetected · 135 days

discovery → filing · 9 weeks / 65 days

Nov 22, 2018

Begins

Apr 6, 2019

Discovered

Jun 10, 2019

Filed

Tracked as a single-filing incident — the only disclosure on record for this event so far.Confirmed1 affectedView incident

Name: Calcasieu Refining Company
norm: calcasieu refining

Name: Transworld Oil U.S.A., Inc.
norm: transworld oil usa
Industry: Energy & UtilitiesllmManufacturingllm

Discovered: Apr 6, 2019
Breach occurred: Nov 22, 2018
Undetected for: 135 daysoccurrence → discovery
Materiality determined: —
Notification sent: Jun 10, 2019
Affected individuals: 1state-resident count only
Data types: Identity (basic)Government ID
Data elements: Social Security number
Attack vector: Unauthorized Access
MITRE ATT&CK: T1078 Valid AccountsT1114 Email Collection
Threat actor: External
Initial access: valid_credentials

During the incident: Retained professional forensic experts
Retained legal counsel
Instituted various technical measures and policies to enhance the security of its systems
Provided complimentary one-year membership of Experian’s IdentityWorks
Changes made: Instituted various technical measures and policies to enhance the security of its systems and your information and to help prevent similar incidents from occurring in the future
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 9 weeks(65 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/Data-Breach-Notification.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Jun 10, 2019
Raw hash: 1521cd8e46186c7ddb5ad7e0625a32ece95e0978b0150847a12e6ee5b8f1cbd1

Reporting entityCalcasieu Refining Company

Victim entityTransworld Oil U.S.A., Inc.

Incidentdiscovered Apr 6, 2019

Stated responseRetained professional forensic experts

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancedojmt.gov