HackingProfessional ServicesProfessional ServicesData ExfiltratedTargetedIdentity (basic)Government IDFinancial accountMediumContained

Datamate Bookkeeping & Tax, Inc

bd_e97a9caf441c781b · schema v1 · pii pii-v1

Severity

Medium

Discovered

Dec 10, 2023

Filed

Jun 12, 2024

To disclose

26 weeks

Affected

1state residents only

Linked

5 filings

Confidence

65%

Full breach record for Datamate Bookkeeping & Tax, Inc →2 incidents on file

Datamate Bookkeeping & Tax, Inc. disclosed a data breach where unauthorized access occurred between September 23 and December 10, 2023. The incident exposed names, addresses, SSNs, DOBs, and bank account details. Datamate engaged forensic investigators, migrated data to a secure cloud platform with MFA, and provided 12 months of credit monitoring. The incident was discovered on December 10, 2023.

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Incident timeline

undetected · 78 days

discovery → filing · 26 weeks / 185 days

Sep 23, 2023

Begins

Dec 10, 2023

Discovered

Jun 12, 2024

Filed

vs. sector median

+8 wks slower

This filing is one of 5 about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (4) · sorted by filing gap

California State AGbd_bd792006b3503cf02024-06-12Candidate
Massachusetts State AGbd_c77b7b55f55f9d0a2024-06-12Verified
California State AGbd_028e74dc777aa06b2024-06-16 · +4dCandidate
Idaho State AGbd_6a81ef41c5b7dc882024-06-18 · +6dVerified

Name: Datamate Bookkeeping & Tax, Inc
norm: datamate bookkeeping tax

Name: Datamate Bookkeeping & Tax, Inc
norm: datamate bookkeeping tax
Industry: Professional Servicesllm

Discovered: Dec 10, 2023
Breach occurred: Sep 23, 2023 – Dec 10, 2023
Undetected for: 78 daysoccurrence → discovery
Materiality determined: —
Notification sent: Jun 12, 2024
Affected individuals: 1state-resident count only
Data types: Identity (basic)Government IDFinancial account
Data elements: Social Security numberDate of birth
Attack vector: Unauthorized Access
MITRE ATT&CK: T1190 Exploit Public-Facing ApplicationT1119 Automated Collection
Threat actor: ExternalFinancial
Initial access: exploit_public_facing

During the incident: Disconnected all access to the network
Engaged a specialized third-party cybersecurity firm and IT personnel to assist with securing the environment
Conducted a comprehensive forensic investigation
Migrated all customer data off the legacy IT systems and into a secure, cloud-based platform protected with multifactor authentication and encryption
Moved to new work personal computers, all of which are protected by encryption and multifactor authentication
Upgraded the company network with enhanced network monitoring and security
Enhanced security measures for company email accounts
Transitioned the tax filing systems to cloud-based systems
Implemented access restrictions to Datamate's information systems
Provided all employees with cyber-security and compliance training
Provided 12 months of complimentary credit monitoring and identity theft restoration services through Cyberscout
Changes made: Migrated all customer data off the legacy IT systems and into a secure, cloud-based platform protected with multifactor authentication and encryption
Moved to new work personal computers, all of which are protected by encryption and multifactor authentication
Upgraded the company network with enhanced network monitoring and security
Enhanced security measures for company email accounts
Transitioned the tax filing systems to cloud-based systems
Implemented access restrictions to Datamate's information systems
Provided all employees with cyber-security and compliance training
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 26 weeks(185 days from discovery to filing)
Compliance flags: — (clock not assessable for this source)

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 5 filings · 4 states

View merged incident ↗

California State AGJun 12 · first

Massachusetts State AGJun 12 · first

Montana State AGJun 12 · first · this page

California State AG+4d

Idaho State AG+6d

Pattern: first filing Jun 12 (CA), last Jun 18 (ID) — 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://dojmt.gov/wp-content/uploads/OCP/Consumer-notification-letter-1470.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Jun 12, 2024
Raw hash: a6d3b9110a41e417d3ff536ede760ddbd3fd7e97aa56811f19f9d22835d4ded8

Linked disclosures

Regulatory filings (4) · sorted by filing gap

Reporting entityDatamate Bookkeeping & Tax, Inc

Victim entityDatamate Bookkeeping & Tax, Inc

Incidentdiscovered Dec 10, 2023

Stated responseDisconnected all access to the network

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancedojmt.gov