HackingTechnologyInformationCapture Stored DataData ExfiltratedCustomer Data InvolvedIdentity (basic)Government IDMediumContained

Amtech Software

bd_f9d9bb3b3804c466 · schema v1 · pii pii-v1

Severity

Medium

Discovered

Apr 7, 2025

Filed

Aug 29, 2025

To disclose

21 weeks

Affected

3state residents only

Linked

8 filings

Confidence

65%

Full breach record for Amtech Software →2 incidents on file

Amtech Software, Inc. notified Montana and other state AGs of a cyber incident occurring between March 11 and April 7, 2025. Suspicious activity was detected on April 7, 2025. Files containing names, DOBs, and SSNs were potentially copied. Notices were sent August 29, 2025, offering 12 months of credit monitoring.

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Incident timeline

undetected · 27 days

discovery → filing · 21 weeks / 144 days

Mar 11, 2025

Begins

Apr 7, 2025

Discovered

Aug 29, 2025

Filed

vs. sector median

+2 wks slower

This filing is one of 8 about the same incident.View merged incident

Linked disclosures

Why this link?

Ransomware claims (2)

Leak Sitemontibd_59769ec95afda02f2025-05-07 · +113dVerified by operator
Leak Sitemontibd_39f79126149d63c02025-04-07 · +144dVerified by operator

Regulatory filings (5) · sorted by filing gap

Massachusetts State AGbd_23a9f33766f800092025-08-29Verified by operator
Indiana State AGbd_a6c75838b5138b902025-08-29Verified by operator
Nebraska State AGbd_d67230faa8da02972025-08-29Verified
Maine State AGbd_e54f53feb1056c8b2025-08-29Candidate

Show 1 more filing ↓

Vermont State AGbd_f4170debd1bf4e662025-08-29Verified by operator

Name: Amtech Software
norm: amtech software
Domain: amtechsoftware.com

Name: Amtech Software
norm: amtech software
Domain: amtechsoftware.com
Industry: Technologyllm

Discovered: Apr 7, 2025
Breach occurred: Mar 11, 2025 – Apr 7, 2025
Undetected for: 27 daysoccurrence → discovery
Materiality determined: —
Notification sent: Aug 29, 2025
Affected individuals: 3state-resident count only
Data types: Identity (basic)Government ID
Data elements: Social Security numberDate of birth
Attack vector: Unauthorized Access
MITRE ATT&CK: T1041 Exfiltration Over C2 ChannelT1119 Automated Collection
Threat actor: ExternalFinancial

During the incident: Took steps to secure our network
Conducted a thorough investigation
Review the content of relevant data for sensitive information
Notifying potentially affected individuals
Offering you access to 12 months of complimentary credit monitoring and identity theft protection services through TransUnion
Changes made: Offering 12 months of complimentary credit monitoring and identity theft protection services through TransUnion
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 21 weeks(144 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 ↗

Massachusetts State AGAug 29 · first

Indiana State AGAug 29 · first

Nebraska State AGAug 29 · first

Maine State AGAug 29 · first

Vermont State AGAug 29 · first

Montana State AGAug 29 · 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/2026/05/Consumer-notification-letter-10.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Aug 29, 2025
Raw hash: 34b8fd0607d669f6f188595c753b186b64c677292482a8faa1b3f5165d10bbcc

Linked disclosures

Ransomware claims (2)

Regulatory filings (5) · sorted by filing gap

Reporting entityAmtech Software

Victim entityAmtech Software

Incidentdiscovered Apr 7, 2025

Stated responseTook steps to secure our network

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancedojmt.gov