MalwareTechnologyManufacturingInformationRansomwareCapture Stored DataData ExfiltratedData EncryptedTargetedIdentity (basic)Government IDFinancial accountHealth (basic)MediumContained

Parker Wellbore

bd_168368d51d83a372 · schema v1 · pii pii-v1

Severity

Medium

Discovered

Apr 16, 2023

Filed

Jun 15, 2023

To disclose

9 weeks

Affected

15state residents only

Confidence

64%

Full breach record for Parker Wellbore →

Parker Wellbore notified Montana residents of a ransomware incident occurring between April 10-16, 2023. Unauthorized actors accessed HR servers containing PII, SSNs, financial data, and health insurance info. Parker Wellbore engaged a cybersecurity firm, enhanced security, and offered one year of Experian IdentityWorks credit monitoring.

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Incident timeline

undetected · 6 days

discovery → filing · 9 weeks / 60 days

Apr 10, 2023

Begins

Apr 16, 2023

Discovered

Jun 15, 2023

Filed

vs. sector median

10 wks faster

Tracked as a single-filing incident — the only disclosure on record for this event so far.Confirmed15 affectedView incident

Name: Parker Wellbore
norm: parker wellbore

Name: Parker Wellbore
norm: parker wellbore
Industry: TechnologyllmManufacturingllm

Discovered: Apr 16, 2023
Breach occurred: Apr 10, 2023 – Apr 16, 2023
Undetected for: 6 daysoccurrence → discovery
Materiality determined: —
Notification sent: Jun 15, 2023
Affected individuals: 15state-resident count only
Data types: Identity (basic)Government IDFinancial accountHealth (basic)
Data elements: Social Security number
Attack vector: Ransomware
MITRE ATT&CK: T1486 Data Encrypted for ImpactT1041 Exfiltration Over C2 Channel
Threat actor: ExternalFinancial

During the incident: Implemented response protocols
Launched an investigation with assistance from a cybersecurity firm
Changes made: Enhanced existing security measures
Arranged for complimentary one-year membership to Experian’s IdentityWorks credit monitoring service
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 9 weeks(60 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-352.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Jun 15, 2023
Raw hash: 7b9c36f1e571eb63ba04beb4905e3b85705814dce4aa9cdccc027fb7c27cadf4

Reporting entityParker Wellbore

Victim entityParker Wellbore

Incidentdiscovered Apr 16, 2023

Stated responseImplemented response protocols

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancedojmt.gov