HackingEnergy & UtilitiesTechnologyUtilitiesCustomer Data InvolvedEmployee Data InvolvedDelayed DiscoveryPIIIdentity (basic)MinorMediumContained

GeoSouthern Energy Corporation

bd_0e79e69d2b2ae939 · schema v1 · pii pii-v1

Severity

Medium

Discovered

Dec 21, 2022

Filed

Jun 23, 2023

To disclose

26 weeks

Affected

13state residents only

Linked

5 filings

Confidence

64%

Full breach record for GeoSouthern Energy Corporation →

GeoSouthern Energy Corporation notified individuals of unauthorized network access occurring Dec 15-21, 2022, discovered Dec 21, 2022. Affected data included names and PII of employees, dependents, and property owners. Remediation included forensic investigation, law enforcement notification, and 24 months of credit monitoring via Experian.

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Incident timeline

undetected · 6 days

discovery → filing · 26 weeks / 184 days

Dec 15, 2022

Begins

Dec 21, 2022

Discovered

Jun 23, 2023

Filed

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

Linked disclosures

Why this link?

Regulatory filings (4) · sorted by filing gap

Maine State AGbd_51be369a1d1c84a32023-06-23Candidate
Massachusetts State AGbd_d0d66828d2eaa5fb2023-06-23Verified
Vermont State AGbd_a7933791e51dd1fd2023-06-22 · +1dVerified
Vermont State AGbd_d6d366fef028eac22023-06-22 · +1dCandidate

Name: GeoSouthern Energy Corporation
norm: geosouthern energy

Name: GeoSouthern Energy Corporation
norm: geosouthern energy
Industry: Energy & UtilitiesllmTechnologyllm

Discovered: Dec 21, 2022
Breach occurred: Dec 15, 2022 – Dec 21, 2022
Undetected for: 6 daysoccurrence → discovery
Materiality determined: —
Notification sent: Jun 23, 2023
Affected individuals: 13state-resident count only
Data types: PIIIdentity (basic)Minor
Attack vector: Unauthorized Access
MITRE ATT&CK: T1078 Valid Accounts
Threat actor: External
Regulator citations: reported this to federal law enforcement
Initial access: valid_credentials

During the incident: Began a forensic investigation
Reported this to federal law enforcement
Offering you complimentary access to twenty-four (24) months of credit monitoring and identity theft restoration services, through Experian
Changes made: Reviewing and enhancing our security policies and procedures
Implementing additional safeguards
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 26 weeks(184 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 · 4 states

View merged incident ↗

Vermont State AGJun 22 · first

Maine State AG+1d

Massachusetts State AG+1d

Montana State AG+1d · 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://dojmt.gov/wp-content/uploads/OCP/Consumer-notification-letter-367.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Jun 23, 2023
Raw hash: 53e669ab185f721025a074bb953e4a0664aa40dc611c783b988ea920bfe7006b

Linked disclosures

Regulatory filings (4) · sorted by filing gap

Reporting entityGeoSouthern Energy Corporation

Victim entityGeoSouthern Energy Corporation

Incidentdiscovered Dec 21, 2022

Stated responseBegan a forensic investigation

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancedojmt.gov