Social EngineeringProfessional ServicesProfessional ServicesPhishingStolen CredentialsCustomer Data InvolvedIdentity (basic)Government IDHealth (basic)Financial accountMediumContained

Alliant Insurance Services

bd_6c92363166b21366 · schema v1 · pii pii-v1

Severity

Medium

Discovered

Mar 6, 2020

Filed

Oct 2, 2020

To disclose

30 weeks

Affected

5state residents only

Confidence

65%

Full breach record for Alliant Insurance Services →3 incidents on file

Alliant Insurance Services, Inc. notified Montana residents of a phishing incident where unauthorized parties accessed employee email accounts between Sept 4 and Oct 2, 2019. On March 6, 2020, Alliant determined that some affected emails contained PII including SSNs, DOBs, health/medical info, driver's licenses, and financial account data. Alliant engaged a cybersecurity firm, secured accounts, and offered one year of Experian IdentityWorks.

J jump to incidentP pin to compareR raw source

Incident timeline

undetected · 184 days

discovery → filing · 30 weeks / 210 days

Sep 4, 2019

Begins

Mar 6, 2020

Discovered

Oct 2, 2020

Filed

vs. sector median

+10 wks slower

Tracked as a single-filing incident — the only disclosure on record for this event so far.Confirmed5 affectedView incident

Name: Alliant Insurance Services
norm: alliant insurance

Name: Alliant Insurance Services
norm: alliant insurance
Industry: Professional Servicesllm

Discovered: Mar 6, 2020
Breach occurred: Sep 4, 2019 – Oct 2, 2019
Undetected for: 184 daysoccurrence → discovery
Materiality determined: —
Notification sent: —
Affected individuals: 5state-resident count only
Data types: Identity (basic)Government IDHealth (basic)Financial account
Data elements: Social Security numberDate of birthMedical information
Attack vector: Phishing
MITRE ATT&CK: T1566.002 Spearphishing LinkT1078 Valid AccountsT1114 Email Collection
Threat actor: External
Initial access: phishing_link

During the incident: Took steps to secure the email accounts
Began an investigation with the assistance of a cybersecurity firm
Conducted a review of emails and attachments in the accounts
Offering you a complimentary one-year membership in Experian’s® IdentityWorksSM Credit 3B
Changes made: Implemented additional safeguards and technical security measures to further protect personal information
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 30 weeks(210 days from discovery to filing)
Compliance flags: — (clock not assessable for this source)

Status: No extraction artifact recorded for this disclosure.

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/allSamp.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Oct 2, 2020
Raw hash: 038f3e76d8f2d0569c747f8d8f8a5ec38f14e4dcfbd2f06308ecda7f0c2850d5

Reporting entityAlliant Insurance Services

Victim entityAlliant Insurance Services

Incidentdiscovered Mar 6, 2020

Stated responseTook steps to secure the email accounts

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancedojmt.gov