HackingTechnologyProfessional ServicesInformationVulnerability ExploitZero-DayData ExfiltratedCustomer Data InvolvedIdentity (basic)Government IDMediumContained

Paycom Payroll, LLC

bd_e753259d2ecd1b69 · schema v1 · pii pii-v1

Severity

Medium

Discovered

Jun 2, 2023

Filed

Jul 31, 2023

To disclose

8 weeks

Affected

1state residents only

Linked

6 filings

Confidence

64%

Full breach record for Paycom Payroll, LLC →

Paycom Payroll, LLC notified employees and dependents of a MOVEit Transfer zero-day exploit incident. Unauthorized access occurred May 28–June 2, 2023. Compromised data included names, SSNs, DOBs, and passport info. Paycom offered LegalShield and Experian IdentityWorks monitoring.

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Incident timeline

undetected · 5 days

discovery → filing · 8 weeks / 59 days

May 28, 2023

Begins

Jun 2, 2023

Discovered

Jul 31, 2023

Filed

vs. sector median

10 wks faster

This filing is one of 6 about the same incident.View merged incident

Linked disclosures

Why this link?

Ransomware claims (1)

Leak Sitecl0pbd_f8013dcb4ad0be622023-07-13 · +18dVerified by operator

Regulatory filings (4) · sorted by filing gap

Maine State AGbd_194602a41e5cc5202023-07-31Candidate
Massachusetts State AGbd_a5c9dcb1d69043722023-07-31Verified by operator
Indiana State AGbd_d91010528f0e792b2023-07-31Verified
Massachusetts State AGbd_95171b42f6723fad2024-07-10 · +345dVerified by operator

Name: Paycom Payroll, LLC
norm: paycom payroll
Domain: paycom.com

Name: Paycom Payroll, LLC
norm: paycom payroll
Domain: paycom.com
Industry: TechnologyllmProfessional Servicesllm

Discovered: Jun 2, 2023
Breach occurred: May 28, 2023 – Jun 2, 2023
Undetected for: 5 daysoccurrence → discovery
Materiality determined: —
Notification sent: Jul 31, 2023
Affected individuals: 1state-resident count only
Data types: Identity (basic)Government ID
Data elements: Social Security numberDate of birth
Attack vector: Unauthorized Access
MITRE ATT&CK: T1190 Exploit Public-Facing ApplicationT1078 Valid Accounts
Threat actor: ExternalFinancial
Initial access: exploit_public_facing

During the incident: Enrolling you and your dependents in identity monitoring protection services offered by LegalShield
Offering a complimentary 24-month membership of Experian’s IdentityWorks
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 8 weeks(59 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 ↗

Maine State AGJul 31 · first

Massachusetts State AGJul 31 · first

Indiana State AGJul 31 · first

Montana State AGJul 31 · first · this page

Massachusetts State AG+345d

Pattern: first filing Jul 31 (ME), last Jul 10 (MA) — a 345-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-493.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Jul 31, 2023
Raw hash: 79758974cb2ae34331440090480133a985b473d888d9146ff460a30cfff59b52

Linked disclosures

Ransomware claims (1)

Regulatory filings (4) · sorted by filing gap

Reporting entityPaycom Payroll, LLC

Victim entityPaycom Payroll, LLC

Incidentdiscovered Jun 2, 2023

Stated responseEnrolling you and your dependents in identity monitoring protection services offered by LegalShield

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancedojmt.gov