HackingProfessional ServicesProfessional ServicesStolen CredentialsCustomer Data InvolvedDelayed DiscoveryIdentity (basic)Government IDFinancial accountMediumActive

Gustafson & Wargo, CPAs, LLP

bd_ff95c3eef19521a2 · schema v1 · pii pii-v1

Severity

Medium

Discovered

Oct 15, 2016

Filed

Dec 2, 2016

To disclose

7 weeks

Affected

2state residents only

Linked

2 filings

Confidence

66%

Full breach record for Gustafson & Wargo, CPAs, LLP →

Gustafson & Wargo, CPAs, LLP notified the NH AG of a data event affecting 2 NH residents. Unauthorized use of employee credentials on Oct 13, 2016 led to potential access to client PII (SSN, DOB, tax info, banking). Investigation ongoing as of Dec 2, 2016. Remediation included credential resets and security upgrades. 12 months credit monitoring offered.

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Incident timeline

undetected · 2 days

discovery → filing · 7 weeks / 48 days

Oct 13, 2016

Begins

Oct 15, 2016

Discovered

Dec 2, 2016

Filed

vs. sector median

12 wks faster

This filing is one of 2 about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (1) · sorted by filing gap

Massachusetts State AGbd_a490a694823cd52e2016-12-02Verified

Name: Gustafson & Wargo, CPAs, LLP
norm: gustafson wargo cpas

Name: Gustafson & Wargo, CPAs, LLP
norm: gustafson wargo cpas
Industry: Professional Servicesllm

Discovered: Oct 15, 2016
Breach occurred: Oct 13, 2016
Undetected for: 2 daysoccurrence → discovery
Materiality determined: —
Notification sent: Dec 2, 2016
Affected individuals: 2state-resident count only
Data types: Identity (basic)Government IDFinancial account
Attack vector: Unauthorized Access
MITRE ATT&CK: T1078 Valid Accounts
Threat actor: External
Regulator citations: Notified New Hampshire Attorney GeneralContacted law enforcementContacted the Internal Revenue Service
Initial access: valid_credentials

During the incident: Resetting the credentials of the compromised account
Contacted law enforcement
Contacted the Internal Revenue Service
Offering all affected individuals access to 12 months of complimentary credit monitoring and identity restoration services with Kroll
Changes made: Enhancing its existing data security technology including new routers, new server, refreshed workstations, strong security credentials, and data encryption
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 7 weeks(48 days from discovery to filing)
Compliance flags: — (clock not assessable for this source)

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 2 filings · 2 states

View merged incident ↗

Massachusetts State AGDec 2 · first

New Hampshire State AGDec 2 · 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://mm.nh.gov/files/uploads/doj/remote-docs/gustafson-wargo-20161202.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Dec 2, 2016
Raw hash: 52ec312bc8b2539a3e6fc3a488a3a79192675cf01006d66b41f87a8192a7a08f

Linked disclosures

Regulatory filings (1) · sorted by filing gap

Reporting entityGustafson & Wargo, CPAs, LLP

Victim entityGustafson & Wargo, CPAs, LLP

Incidentdiscovered Oct 15, 2016

Stated responseResetting the credentials of the compromised account

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancemm.nh.gov