HackingFinancial ServicesFinanceVulnerability ExploitCL0PZero-DayData ExfiltratedTargetedIdentity (basic)Government IDMediumContained

ENSTAR (US) INC.

bd_1a017539d064cf59 · schema v1 · pii pii-v1

Severity

Medium

Discovered

Oct 21, 2023

Filed

Nov 20, 2023

To disclose

4 weeks

Affected

Not disclosed

Linked

10 filings

Confidence

67%

Full breach record for ENSTAR (US) INC. →3 incidents on file

Enstar (US) Inc. disclosed a data breach resulting from the exploitation of a zero-day vulnerability in Progress Software's MOVEit Transfer tool by the CL0P criminal group. The incident occurred between May 29 and May 31, 2023. The breach exposed personal information including names and government identifiers. Enstar engaged forensic specialists, notified law enforcement, and offered 24 months of credit monitoring. 103 Rhode Island residents were explicitly identified as affected.

J jump to incidentP pin to compareR raw source

Vermont clock⏱ VT AG >14 bday4 weeks discovery → filing

⚠ unattributedNo provenance was recorded for this discovery date and it matches no other date on the record. It may be correct, but it is not independently grounded.

Incident timeline

undetected · 145 days

discovery → filing · 4 weeks / 30 days

May 29, 2023

Begins

Oct 21, 2023

Discovered

Nov 20, 2023

Filed

vs. sector median

4 wks faster

This filing is one of 10 about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (9) · sorted by filing gap

Massachusetts State AGbd_2ce39d13659765952023-11-20Verified
Maine State AGbd_2f917e341fd476ef2023-11-20Candidate
New Hampshire State AGbd_5422ea19f588ed7d2023-11-20Verified
Delaware State AGCL0Pbd_b99b5f8fdd50d8882023-11-20Verified

Show 5 more filings ↓up to 31d gap

Montana State AGCL0Pbd_db593da621ce452b2023-11-20Candidate
California State AGbd_e07251a79e93fced2023-11-20Candidate
South Carolina State AGClopbd_8ac306769d5f74cc2023-11-21 · +1dVerified
Vermont State AGCL0Pbd_71acf5c1b89c92ab2023-12-19 · +29dVerified
California State AGbd_82abb30f43003e622023-12-21 · +31dVerified

Name: ENSTAR (US) INC.
norm: enstar us

Name: ENSTAR (US) INC.
norm: enstar us
Industry: Financial Servicesllm

Discovered: Oct 21, 2023
Breach occurred: May 29, 2023 – May 31, 2023
Undetected for: 145 daysoccurrence → discovery
Materiality determined: Oct 21, 2023
Notification sent: Nov 20, 2023
Affected individuals: Not disclosed
Data types: Identity (basic)Government ID
Attack vector: Unauthorized Access· CL0P
MITRE ATT&CK: T1190 Exploit Public-Facing ApplicationT1041 Exfiltration Over C2 ChannelT1486 Data Encrypted for Impact
Threat actor: CL0PExternalFinancial
Regulator citations: Reported this incident to law enforcement
Initial access: exploit_public_facing

During the incident: Launched an investigation with the assistance of third-party cyber forensic specialists
Reported this incident to law enforcement
Offering complimentary access to 24 months of credit monitoring and identity theft restoration services through Experian Consumer Services
Changes made: Applied all software updates provided by the vendor
Undertook recommended mitigation steps
Implementing additional safeguards
Reviewing policies and procedures relating to data privacy and security
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 4 weeks(30 days from discovery to filing)
Compliance flags: VT AG >14 bday
Discovery-date grounding: unattributedNo provenance was recorded for this discovery date and it matches no other date on the record. It may be correct, but it is not independently grounded.

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 10 filings · 8 states

View merged incident ↗

Massachusetts State AGNov 20 · first

Maine State AGNov 20 · first

New Hampshire State AGNov 20 · first

Delaware State AGNov 20 · first

Montana State AGNov 20 · first

California State AGNov 20 · first

Vermont State AGNov 20 · first · this page

South Carolina State AG+1d

Vermont State AG+29d

California State AG+31d

Pattern: first filing Nov 20 (MA), last Dec 21 (CA) — a 31-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://ago.vermont.gov/document/2023-11-20-enstar-us-progress-software-moveit-data-breach-notice-consumers
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Nov 20, 2023
Raw hash: 06d0025602960e76bf9089801771a288e8615f9a57f5d5dbaada12c49cbe8f81

Linked disclosures

Regulatory filings (9) · sorted by filing gap

Reporting entityENSTAR (US) INC.

Victim entityENSTAR (US) INC.

Incidentdiscovered Oct 21, 2023

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

ComplianceVT AG >14 bday

Extraction provenanceno artifact recorded

Source provenanceago.vermont.gov