Social EngineeringProfessional ServicesProfessional ServicesPhishingBECRansom DemandedTargetedIdentity (basic)Government IDFinancialMediumContained

O.C. Tanner

bd_82727d989fbe70cf · schema v1 · pii pii-v1

Severity

Medium

Discovered

Apr 14, 2016

Filed

Apr 15, 2016

To disclose

≤1 day

Affected

2state residents only

Linked

2 filings

Confidence

65%

Full breach record for O.C. Tanner →2 incidents on file

O.C. Tanner notified employees of a phishing attack on April 14, 2016, where an employee was tricked into providing W-2 data (names, addresses, SSNs, wages) to a fraudster. The incident was discovered immediately. O.C. Tanner notified the FBI and IRS, and offered one year of credit monitoring via Experian.

J jump to incidentP pin to compareR raw source

Incident timeline

discovery → filing · ≤1 day / 1 days

Apr 14, 2016

Begins

Apr 14, 2016

Discovered

Apr 15, 2016

Filed

vs. sector median

19 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

New Hampshire State AGbd_b6c8327ade54d00e2016-04-26 · +11dVerified

Name: O.C. Tanner
norm: oc tanner

Name: O.C. Tanner
norm: oc tanner
Industry: Professional Servicesllm

Discovered: Apr 14, 2016
Breach occurred: Apr 14, 2016
Undetected for: 0 daysoccurrence → discovery
Materiality determined: —
Notification sent: Apr 15, 2016
Affected individuals: 2state-resident count only
Data types: Identity (basic)Government IDFinancial
Attack vector: Phishing
MITRE ATT&CK: T1566.002 Spearphishing LinkT1078 Valid Accounts
Threat actor: ExternalFinancial
Regulator citations: Notified the IRS Identity Theft Specialized UnitSpoken to the local FBI cyber crimes unitNotified certain state regulators
Initial access: phishing_link

During the incident: Notified the IRS Identity Theft Specialized Unit
Spoken to the local FBI cyber crimes unit
Providing complimentary access to one year of credit monitoring and identity restoration services with Experian’s ProtectMyID Elite product
Working to implement additional safeguards
Providing additional training to employees on safeguarding the privacy and security of information
Changes made: Implementing additional safeguards
Providing additional training to employees on safeguarding the privacy and security of information
Source: Quoted from the filing itself, not independently verified.

Time to disclose: ≤1 day(1 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 ↗

Montana State AGApr 15 · first · this page

New Hampshire State AG+11d

Pattern: first filing Apr 15 (MT), last Apr 26 (NH) — a 11-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/O-C-Tanner.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Apr 15, 2016
Raw hash: be3a85e635d14cb9ebfa8d1891a4824a1c483b12ae08f3f59e462609bbd4b229

Linked disclosures

Regulatory filings (1) · sorted by filing gap

Reporting entityO.C. Tanner

Victim entityO.C. Tanner

Incidentdiscovered Apr 14, 2016

Stated responseNotified the IRS Identity Theft Specialized Unit

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancedojmt.gov