MalwareFinancial ServicesFinanceRansomwareData EncryptedTargetedIdentity (basic)Government IDFinancial accountHighContained

UNION HOME MORTGAGE CORP.

bd_77d2fa5368b48f33 · schema v1 · pii pii-v1

Severity

High

Discovered

Jun 25, 2025

Filed

Sep 11, 2025

To disclose

11 weeks

Affected

1,650state residents only

Linked

10 filings

Confidence

71%

Full breach record for UNION HOME MORTGAGE CORP. →

Union Home Mortgage Corp reported a ransomware incident affecting 1,650 Washington residents. Suspicious activity was detected on June 25, 2025, with unauthorized access occurring between May 27 and June 29, 2025. Affected data included names, SSNs, DOBs, driver's licenses, and loan numbers. Notices were sent on September 11, 2025.

J jump to incidentP pin to compareR raw source

Washington clock⏱ WA AG >30d11 weeks discovery → filing

⚠ AG web formThe discovery date came from the AG web-form field, which is systematically later than the detection date stated in the letter. Treat the clock as indicative.

Incident timeline

undetected · 29 days

discovery → filing · 11 weeks / 78 days

May 27, 2025

Begins

Jun 25, 2025

Discovered

Sep 11, 2025

Filed

vs. sector median

+3 wks slower

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

Linked disclosures

Why this link?

Regulatory filings (9) · sorted by filing gap

Montana State AGbd_533d12a94992ff132025-09-11Verified
South Carolina State AGbd_5979efe9bc0c76f52025-09-11Verified
Oregon State AGbd_70dcea565c3532dc2025-09-11Verified
Nebraska State AGbd_7b8cbd30de57d9542025-09-11Verified

Show 5 more filings ↓up to 121d gap

Illinois State AGbd_41e61c06d2a0c41a2025-09-01 · +10dVerified
Massachusetts State AGbd_2ae52580e4c9e9422025-07-25 · +48dCandidate
Nebraska State AGbd_4bced36369bf79012025-07-25 · +48dVerified
Texas State AGbd_048808c502d8e6002025-12-03 · +83dVerified
California State AGbd_5319439658ab254f2026-01-10 · +121dVerified

Name: Constangy, Brooks, Smith & Prophete, LLP
norm: constangy brooks smith prophete

Name: UNION HOME MORTGAGE CORP.
norm: union home mortgage
Industry: Financial Servicesllm

Discovered: Jun 25, 2025
Breach occurred: May 27, 2025 – Jun 29, 2025
Undetected for: 29 daysoccurrence → discovery
Materiality determined: —
Notification sent: Sep 11, 2025
Affected individuals: 1,650state-resident count only
Data types: Identity (basic)Government IDFinancial account
Data elements: NameSocial Security numberDriver's licence numberFinancial account numberDate of birthPassport number
WA-stated cause: Cyberattack
WA-stated duration: lifecycle 1-99dexposure 1-99d
WA-stated discovery: Found while ongoing
Attack vector: Ransomware
MITRE ATT&CK: T1486 Data Encrypted for ImpactT1078 Valid Accounts
Threat actor: ExternalFinancial
Regulator citations: Notified Attorney General Nick BrownNotified appropriate law enforcement and the three main credit reporting agencies
Initial access: valid_credentials

During the incident: Engaged independent cybersecurity experts to assist with the process
Enhanced the security of our environment
Informed the FBI
Providing access to credit monitoring and identity theft protection services for 12 months through TransUnion
Established a toll-free call center to answer questions
Notified appropriate law enforcement and the three main credit reporting agencies
Changes made: Continuing to review policies and procedures to implement additional measures as appropriate
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 11 weeks(78 days from discovery to filing)
Compliance flags: WA AG >30d
Discovery-date grounding: AG web formThe discovery date came from the AG web-form field, which is systematically later than the detection date stated in the letter. Treat the clock as indicative.

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 10 filings · 9 states

View merged incident ↗

Massachusetts State AGJul 25 · first

Nebraska State AGJul 25 · first

Illinois State AG+38d

Montana State AG+48d

South Carolina State AG+48d

Oregon State AG+48d

Nebraska State AG+48d

Washington State AG+48d · this page

Texas State AG+131d

California State AG+169d

Pattern: first filing Jul 25 (MA), last Jan 10 (CA) — a 169-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://agportal-s3bucket.s3.amazonaws.com/databreach/BreachA34645.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Sep 11, 2025
Raw hash: 3f0dbff0feb3f877860595f26790e70a390563b1206e2a1aecd079b5e3519f94

Linked disclosures

Regulatory filings (9) · sorted by filing gap

Reporting entityConstangy, Brooks, Smith & Prophete, LLP

Victim entityUNION HOME MORTGAGE CORP.

Incidentdiscovered Jun 25, 2025

Stated responseEngaged independent cybersecurity experts to assist with the process

ComplianceWA AG >30d

Extraction provenanceno artifact recorded

Source provenanceagportal-s3bucket.s3.amazonaws.com