MalwareEnergy & UtilitiesUtilitiesRansomwareData EncryptedIdentity (basic)Government IDFinancial accountMediumContained

Gross Electric, Inc.

bd_181150c002575df2 · schema v1 · pii pii-v1

Severity

Medium

Discovered

Mar 10, 2021

Filed

Apr 26, 2021

To disclose

7 weeks

Affected

1state residents only

Linked

2 filings

Confidence

66%

Full breach record for Gross Electric, Inc. →

Gross Electric, Inc. notified Montana residents of a March 10, 2021 ransomware incident that rendered systems inaccessible. No evidence of personal information misuse was found, though names, SSNs, and bank details were on impacted servers. The company engaged forensic investigators and provided credit monitoring via IDX.

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Incident timeline

discovery → filing · 7 weeks / 47 days

Mar 10, 2021

Discovered

Apr 26, 2021

Filed

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

Linked disclosures

Why this link?

Regulatory filings (1) · sorted by filing gap

Massachusetts State AGbd_5a937ebb02d6c7362021-04-28 · +2dVerified

Name: Gross Electric, Inc.
norm: gross electric

Name: Gross Electric, Inc.
norm: gross electric
Industry: Energy & Utilitiesllm

Discovered: Mar 10, 2021
Materiality determined: —
Notification sent: Apr 26, 2021
Affected individuals: 1state-resident count only
Data types: Identity (basic)Government IDFinancial account
Data elements: Social Security number
Attack vector: Ransomware
MITRE ATT&CK: T1486 Data Encrypted for Impact
Threat actor: ExternalFinancial

During the incident: Engaged a leading independent digital forensics firm to investigate the incident
Implemented additional security features for our email system
Changes made: Implemented additional security features for our email system to reduce the risk of a similar incident in the future
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 7 weeks(47 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 AGApr 26 · first · this page

Massachusetts State AG+2d

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/Gross-Notif.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Apr 26, 2021
Raw hash: 6b67a14bfc976aee23c5a322ee412c8e1320ef85a68dcd75f1039fa98649e479

Linked disclosures

Regulatory filings (1) · sorted by filing gap

Reporting entityGross Electric, Inc.

Victim entityGross Electric, Inc.

Incidentdiscovered Mar 10, 2021

Stated responseEngaged a leading independent digital forensics firm to investigate the incident

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancedojmt.gov