Social EngineeringEnergy & UtilitiesUtilitiesPhishingStolen CredentialsCustomer Data InvolvedPIIIdentity (basic)LowContained

Mansfield Energy

bd_1a255a2e7272580f · schema v1 · pii pii-v1

Severity

Low

Discovered

May 1, 2019

Filed

Aug 5, 2019

To disclose

14 weeks

Affected

20state residents only

Linked

3 filings

Confidence

65%

Full breach record for Mansfield Energy →2 incidents on file

Mansfield Energy Corp. notified South Carolina residents that an employee email account containing personal information was accessed without authorization starting May 1, 2019. The company engaged forensic vendors, notified the FBI, and offered 12 months of identity monitoring. The specific data types were not enumerated in the template but included names and addresses.

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Incident timeline

discovery → filing · 14 weeks / 96 days

May 1, 2019

Discovered

Aug 5, 2019

Filed

This filing is one of 3 about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (2) · sorted by filing gap

New Hampshire State AGbd_9b0bb4b8343be78f2019-08-01 · +4dCandidate
Massachusetts State AGbd_c7b8f844b93535dc2019-08-01 · +4dVerified

Name: Mansfield Energy
norm: mansfield energy
Domain: mansfield.energy

Name: Mansfield Energy
norm: mansfield energy
Domain: mansfield.energy
Industry: Energy & Utilitiesllm

Discovered: May 1, 2019
Materiality determined: —
Notification sent: Jun 12, 2019
Affected individuals: 20state-resident count only
Data types: PIIIdentity (basic)
Attack vector: Phishing
MITRE ATT&CK: T1566.002 Spearphishing LinkT1078 Valid Accounts
Threat actor: External
Regulator citations: Notified the FBI
Initial access: phishing_link

During the incident: Engaged a document review vendor to search the contents of that email account
Notified the FBI
Providing complimentary identity monitoring services through Kroll for twelve months
Changes made: Working with leading cybersecurity experts to enhance the security of our digital environment
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 14 weeks(96 days from discovery to filing)
Compliance flags: — (clock not assessable for this source)

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 3 filings · 3 states

View merged incident ↗

New Hampshire State AGAug 1 · first

Massachusetts State AGAug 1 · first

South Carolina State AG+4d · this page

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://consumer.sc.gov/sites/consumer/files/Documents/Business%20Resources%20Laws/Related%20Laws/Breaches/2019/MansfieldEnergySimplified.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Aug 5, 2019
Raw hash: f6a3f86b2183ad43b2ccb358f8d53858313ec44d7fe9e675edc8d10e9a327430

Linked disclosures

Regulatory filings (2) · sorted by filing gap

Reporting entityMansfield Energy

Victim entityMansfield Energy

Incidentdiscovered May 1, 2019

Stated responseEngaged a document review vendor to search the contents of that email account

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenanceconsumer.sc.gov