HackingFinancial ServicesFinanceTargetedIdentity (basic)PIILowContained

Rockingham Mutual Group

bd_eb2ba915603a6b84 · schema v1 · pii pii-v1

Severity

Low

Discovered

Oct 2, 2020

Filed

Sep 17, 2021

To disclose

50 weeks

Affected

5state residents only

Linked

3 filings

Confidence

66%

Full breach record for Rockingham Mutual Group →2 incidents on file

Rockingham Mutual Group, Inc. notified Montana residents of a cybersecurity attack detected on October 2, 2020. An unauthorized third party attempted to infiltrate the network. No evidence of misuse was found, but full names and other PII may have been exposed. The company engaged forensic specialists, worked with law enforcement, and offered credit monitoring.

J jump to incidentP pin to compareR raw source

Incident timeline

discovery → filing · 50 weeks / 350 days

Oct 2, 2020

Discovered

Sep 17, 2021

Filed

vs. sector median

+42 wks slower

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_fee30c36b82e2caf2021-09-21 · +4dCandidate
Maine State AGbd_bf39e63d53a074582022-01-21 · +126dVerified

Name: Rockingham Mutual Group
norm: rockingham mutual

Name: Rockingham Mutual Group
norm: rockingham mutual
Industry: Financial Servicesllm

Discovered: Oct 2, 2020
Materiality determined: —
Notification sent: Sep 17, 2021
Affected individuals: 5state-resident count only
Data types: Identity (basic)PII
Attack vector: Unauthorized Access
MITRE ATT&CK: T1190 Exploit Public-Facing Application
Threat actor: External
Regulator citations: working with law enforcement
Initial access: exploit_public_facing

During the incident: Conducted an investigation with the assistance of third-party forensic specialists
Confirming the security of our network environment
Working with law enforcement to respond to this incident
Offering 12/24 months of credit monitoring and identity theft protection services through IDX
Changes made: Reviewed and altered our policies and procedures relating to the security of our systems and servers
Enhanced our information life cycle management
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 50 weeks(350 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 ↗

Montana State AGSep 17 · first · this page

New Hampshire State AG+4d

Maine State AG+126d

Pattern: first filing Sep 17 (MT), last Jan 21 (ME) — a 126-day rolling notification. Rolling spreads often mean counsel is filing as thresholds trip per state. Why this link?

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/notificationLetter-113.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Sep 17, 2021
Raw hash: a7f99a210444fe4398bb19502d963c2d990288512200a34949e604ae6d0ab82d

Linked disclosures

Regulatory filings (2) · sorted by filing gap

Reporting entityRockingham Mutual Group

Victim entityRockingham Mutual Group

Incidentdiscovered Oct 2, 2020

Stated responseConducted an investigation with the assistance of third-party forensic specialists

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancedojmt.gov