MalwareHospitalityHospitalityRansomwareStolen CredentialsData ExfiltratedData EncryptedRansom DemandedCustomer Data InvolvedTargetedIdentity (basic)Government IDMediumContained

Crestline Hotels & Resorts, LLC

bd_467127c5bc39b309 · schema v1 · pii pii-v1

Severity

Medium

Discovered

May 27, 2020

Filed

Apr 8, 2021

To disclose

45 weeks

Affected

7state residents only

Linked

6 filings

Confidence

66%

Full breach record for Crestline Hotels & Resorts, LLC →

Crestline Hotels & Resorts, LLC notified the NH AG of a ransomware incident affecting 7 NH residents. Unauthorized access occurred May 25-27, 2020. Files were encrypted and exfiltrated. Data included names and SSNs. FBI notified. Credit monitoring offered.

J jump to incidentP pin to compareR raw source

Incident timeline

undetected · 2 days

discovery → filing · 45 weeks / 316 days

May 25, 2020

Begins

May 27, 2020

Discovered

Apr 8, 2021

Filed

This filing is one of 6 about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (5) · sorted by filing gap

Maine State AGbd_309b9d170bbf63002021-04-02 · +6dCandidate
California State AGbd_7c15fa108144dedb2021-04-02 · +6dVerified
Massachusetts State AGbd_80f91b3ac27bbbaf2021-04-02 · +6dVerified
Indiana State AGbd_d16f0ce62e7e809b2021-04-02 · +6dVerified

Show 1 more filing ↓up to 6d gap

Montana State AGbd_f349a826a1e9cb652021-04-02 · +6dVerified

Name: Mullen Coughlin LLC
norm: mullen coughlin

Name: Crestline Hotels & Resorts, LLC
norm: crestline hotels resorts
Industry: Hospitalityllm

Discovered: May 27, 2020
Breach occurred: May 25, 2020 – May 27, 2020
Undetected for: 2 daysoccurrence → discovery
Materiality determined: —
Notification sent: Apr 2, 2021
Affected individuals: 7state-resident count only
Data types: Identity (basic)Government ID
Attack vector: Ransomware
MITRE ATT&CK: T1486 Data Encrypted for ImpactT1041 Exfiltration Over C2 ChannelT1078 Valid Accounts
Threat actor: ExternalFinancial
Regulator citations: Notified the FBI of this incident
Initial access: valid_credentials

During the incident: Launched an investigation to determine the nature and scope of the activity
Moved quickly to investigate and respond to the incident
Assessed the security of Crestline systems
Notified potentially affected individuals
Worked to implement additional safeguards and training to its employees
Secured its systems and implement additional network and endpoint monitoring
Notified the FBI of this incident
Changes made: Implement additional safeguards and training to its employees
Implement additional network and endpoint monitoring
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 45 weeks(316 days from discovery to filing)
Compliance flags: — (clock not assessable for this source)

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 6 filings · 6 states

View merged incident ↗

Maine State AGApr 2 · first

California State AGApr 2 · first

Massachusetts State AGApr 2 · first

Indiana State AGApr 2 · first

Montana State AGApr 2 · first

New Hampshire State AG+6d · this page

Pattern: first filing Apr 2 (ME), last Apr 8 (NH) — a 6-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://mm.nh.gov/files/uploads/doj/remote-docs/crestline-hotels-resorts-20210408.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Apr 8, 2021
Raw hash: 3f86085a5943f9e378d46f4660f83f38ea1aed8a449c0f2a34cd90dd0b047fb5

Linked disclosures

Regulatory filings (5) · sorted by filing gap

Reporting entityMullen Coughlin LLC

Victim entityCrestline Hotels & Resorts, LLC

Incidentdiscovered May 27, 2020

Stated responseLaunched an investigation to determine the nature and scope of the activity

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancemm.nh.gov