MalwareProfessional ServicesProfessional ServicesRansomwareStolen CredentialsData EncryptedTargetedIdentity (basic)Government IDMediumContained

CURBELL, INC.

bd_9f1757c8fe2d35f6 · schema v1 · pii pii-v1

Severity

Medium

Discovered

Mar 31, 2021

Filed

Jul 28, 2021

To disclose

17 weeks

Affected

1state residents only

Linked

4 filings

Confidence

65%

Full breach record for CURBELL, INC. →

Curbell, Inc. notified Montana and other state AGs of a ransomware incident occurring March 18-31, 2021, discovered March 31, 2021. Unauthorized access likely via stolen credentials led to data encryption. Personal data (SSN, DOB, name, address) of former employees/family members was potentially accessed. Curbell engaged forensic specialists, notified law enforcement, and offered 12 months of credit monitoring.

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Incident timeline

undetected · 13 days

discovery → filing · 17 weeks / 119 days

Mar 18, 2021

Begins

Mar 31, 2021

Discovered

Jul 28, 2021

Filed

vs. sector median

2 wks faster

This filing is one of 4 about the same incident.View merged incident

Linked disclosures

Why this link?

Ransomware claims (1)

Leak Siteazroteambd_13f6ed1701af32cb2021-09-09 · +43dVerified by operator

Regulatory filings (2) · sorted by filing gap

Maine State AGbd_6358df1222455ec22021-07-28Candidate
Massachusetts State AGbd_9b6df085b2c7a0f92021-07-28Verified

Name: CURBELL, INC.
norm: curbell

Name: CURBELL, INC.
norm: curbell
Industry: Professional Servicesllm

Discovered: Mar 31, 2021
Breach occurred: Mar 18, 2021 – Mar 31, 2021
Undetected for: 13 daysoccurrence → discovery
Materiality determined: —
Notification sent: Jul 28, 2021
Affected individuals: 1state-resident count only
Data types: Identity (basic)Government ID
Data elements: Social Security numberDate of birth
Attack vector: Unauthorized Access
MITRE ATT&CK: T1486 Data Encrypted for ImpactT1078 Valid Accounts
Threat actor: ExternalFinancial
Regulator citations: notified federal law enforcement
Initial access: valid_credentials

During the incident: Launched an internal investigation
Engaged third-party forensic specialists
Notified federal law enforcement
Providing you access to complimentary credit monitoring services for 12 months through Experian
Changes made: Reviewing our policies and procedures to examine and further strengthen existing security measures
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 17 weeks(119 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 ↗

Maine State AGJul 28 · first

Massachusetts State AGJul 28 · first

Montana State AGJul 28 · first · 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/a-notif-120.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Jul 28, 2021
Raw hash: 714af4bf10ed8a2717ef7750dfbeba90ff876511f373eb745aee0810ab66458c

Linked disclosures

Ransomware claims (1)

Regulatory filings (2) · sorted by filing gap

Reporting entityCURBELL, INC.

Victim entityCURBELL, INC.

Incidentdiscovered Mar 31, 2021

Stated responseLaunched an internal investigation

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancedojmt.gov