MalwareProfessional ServicesProfessional ServicesRansomwareCapture Stored DataData EncryptedData ExfiltratedTargetedPIIIdentity (basic)EmploymentLowContained

Archway Marketing Services

bd_1f012cf84a465468 · schema v1 · pii pii-v1

Severity

Low

Discovered

Sep 20, 2025

Filed

Dec 10, 2025

To disclose

12 weeks

Affected

2state residents only

Linked

7 filings

Confidence

65%

Full breach record for Archway Marketing Services →

Archway Marketing Services notified Montana residents of a September 2025 ransomware incident. An unknown actor accessed servers between Sept 19-20, encrypting systems and viewing employee files. Archway engaged forensic specialists, secured systems, and offers 12 months of credit monitoring. No identity theft reported.

J jump to incidentP pin to compareR raw source

Leak gap clock⏱ Leak >30d12 weeks discovery → filing

Incident timeline

undetected · 1 days

discovery → filing · 12 weeks / 81 days

Sep 19, 2025

Begins

Sep 20, 2025

Discovered

Dec 10, 2025

Filed

vs. sector median

6 wks faster

This filing is one of 7 about the same incident.View merged incident

A leak claim by chaos about this victim predates this filing by 63 days.View originating leak claim

Linked disclosures

Why this link?

Ransomware claims (1)

Leak Sitechaosbd_4dd32214879b824f2025-10-07 · +63dVerified by operator

Regulatory filings (5) · sorted by filing gap

Massachusetts State AGbd_6e6de08ba6ab93eb2025-12-10Verified
Maine State AGbd_b097d795a996cbef2025-12-10Verified
New Hampshire State AGbd_f5cab69980f67b572025-12-10Verified
Nebraska State AGbd_b6e867686a8023ad2025-10-30 · +41dVerified by operator

Show 1 more filing ↓up to 41d gap

Indiana State AGbd_f48b8e78024090692025-10-30 · +41dVerified

Name: Archway Marketing Services
norm: archway marketing
Domain: archway.com

Name: Archway Marketing Services
norm: archway marketing
Domain: archway.com
Industry: Professional Servicesllm

Discovered: Sep 20, 2025
Breach occurred: Sep 19, 2025 – Sep 20, 2025
Undetected for: 1 dayoccurrence → discovery
Materiality determined: —
Notification sent: Dec 10, 2025
Affected individuals: 2state-resident count only
Data types: PIIIdentity (basic)Employment
Attack vector: Unauthorized Access
MITRE ATT&CK: T1486 Data Encrypted for ImpactT1119 Automated Collection
Threat actor: ExternalFinancial
Regulator citations: This notice has not been delayed by law enforcement.

During the incident: Immediately took steps to secure our systems
Launched an investigation with the assistance of cyber incident response specialists
Offering you twelve (12) months of credit monitoring and identity restoration services at no cost to you through Cyberscout
Changes made: Taken steps to further enhance these protections
Continue to monitor these safeguards as part of our ongoing commitment to data security
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 12 weeks(81 days from discovery to filing)
Compliance flags: Leak >30d
Discovery-date grounding: letter-groundedThe discovery date is the detection date narrated in the notification letter — the defensible tier.

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 6 filings · 6 states

View merged incident ↗

Nebraska State AGOct 30 · first

Indiana State AGOct 30 · first

Massachusetts State AG+41d

Maine State AG+41d

New Hampshire State AG+41d

Montana State AG+41d · this page

Pattern: first filing Oct 30 (NE), last Dec 10 (MT) — a 41-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/2026/01/Consumer-notification-letter-35.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Dec 10, 2025
Raw hash: f6ffaf28e95fafc5898a5581363995376cee8f10009d5dfb437f176c3362f0be

Linked disclosures

Ransomware claims (1)

Regulatory filings (5) · sorted by filing gap

Reporting entityArchway Marketing Services

Victim entityArchway Marketing Services

Incidentdiscovered Sep 20, 2025

Stated responseImmediately took steps to secure our systems

ComplianceLeak >30d

Extraction provenanceno artifact recorded

Source provenancedojmt.gov