MalwareEnergy & UtilitiesProfessional ServicesUtilitiesRansomwareExtortion DemandRansom DemandedData EncryptedData ExfiltratedCustomer Data InvolvedIdentity (basic)Government IDFinancial accountMediumActive

EB Archbald & Associates, Inc.

bd_a9c188028cc5a820 · schema v1 · pii pii-v1

Severity

Medium

Discovered

Mar 23, 2025

Filed

May 20, 2025

To disclose

8 weeks

Affected

Not disclosed

Linked

8 filings

Confidence

66%

Full breach record for EB Archbald & Associates, Inc. →

EB Archbald & Associates, Inc. disclosed a ransomware attack discovered on March 23, 2025. Attackers encrypted servers and cloud portals, demanding ransom. The company refused payment but suspects data exfiltration. Potentially affected data includes names, addresses, SSNs/TINs, and bank account/routing numbers. The FBI was notified. The company engaged forensic experts and offered IDX identity theft protection services.

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Incident timeline

discovery → filing · 8 weeks / 58 days

Mar 23, 2025

Discovered

May 20, 2025

Filed

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

Linked disclosures

Why this link?

Regulatory filings (7) · sorted by filing gap

Indiana State AGbd_196a79446ee9a3762025-05-20Verified
Nebraska State AGbd_2ac0580cdb755adb2025-05-21 · +1dVerified
Massachusetts State AGbd_132978a4b6696c132025-05-14 · +6dVerified
Montana State AGbd_3958bbbaf620f66e2025-05-14 · +6dCandidate

Show 3 more filings ↓up to 17d gap

Maine State AGbd_6521be5edc1246672025-05-14 · +6dVerified
California State AGbd_ddaad36df642bd8a2025-05-13 · +7dVerified
Texas State AGbd_6ac3bf8d232736102025-06-06 · +17dVerified

Name: EB Archbald & Associates, Inc.
norm: eb archbald associates

Name: EB Archbald & Associates, Inc.
norm: eb archbald associates
Industry: Energy & UtilitiesllmProfessional Servicesllm

Discovered: Mar 23, 2025
Materiality determined: —
Notification sent: —
Affected individuals: Not disclosed
Data types: Identity (basic)Government IDFinancial account
Attack vector: Ransomware
MITRE ATT&CK: T1486 Data Encrypted for ImpactT1041 Exfiltration Over C2 ChannelT1190 Exploit Public-Facing Application
Threat actor: ExternalFinancial
Regulator citations: Notified the FBI
Initial access: exploit_public_facing

During the incident: Contacted the local office of the Federal Bureau of Investigation
Refused to meet the attackers’ extortion demands
Launched an investigation with the assistance of cybersecurity experts, law enforcement and outside lawyers
Offering identity theft protection services at no cost to you through IDX, A Zero Fox Company
Changes made: Continue our work with outside cybersecurity experts to reinforce our systems and security protocols
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 8 weeks(58 days from discovery to filing)
Compliance flags: — (clock not assessable for this source)

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 8 filings · 8 states

View merged incident ↗

California State AGMay 13 · first

Massachusetts State AG+1d

Montana State AG+1d

Maine State AG+1d

Indiana State AG+7d

Delaware State AG+7d · this page

Nebraska State AG+8d

Texas State AG+24d

Pattern: first filing May 13 (CA), last Jun 6 (TX) — a 24-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://attorneygeneral.delaware.gov/wp-content/uploads/sites/50/2025/05/Notice-DE-Submission-Copy.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: May 20, 2025
Raw hash: 48dd273233ae06067a0a32357492fcead54a095b31d6cacc45b599c6fee76b64

Linked disclosures

Regulatory filings (7) · sorted by filing gap

Reporting entityEB Archbald & Associates, Inc.

Victim entityEB Archbald & Associates, Inc.

Incidentdiscovered Mar 23, 2025

Stated responseContacted the local office of the Federal Bureau of Investigation

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenanceattorneygeneral.delaware.gov