MalwareTechnologyProfessional ServicesInformationRansomwareData ExfiltratedData EncryptedCustomer Data InvolvedPIIIdentity (basic)MediumContained

INFOSYS MCCAMISH SYSTEMS, LLC

bd_d5e10ce4b017519f · schema v1 · pii pii-v1

Severity

Medium

Discovered

Nov 2, 2023

Filed

Mar 21, 2025

To disclose

17 months

Affected

2,424

Linked

28 filings

Confidence

66%

Full breach record for INFOSYS MCCAMISH SYSTEMS, LLC →3 incidents on file

Infosys McCamish Systems LLC experienced a ransomware incident where systems were encrypted and data was subject to unauthorized access and acquisition between October 29, 2023, and November 2, 2023. The company became aware of the incident on November 2, 2023. The incident has been contained and remediated. 2,424 individuals were affected. The company engaged third-party cybersecurity experts and notified law enforcement. Complimentary identity monitoring services are being offered.

J jump to incidentP pin to compareR raw source

Incident timeline

undetected · 4 days

discovery → filing · 17 months / 505 days

Oct 29, 2023

Begins

Nov 2, 2023

Discovered

Mar 21, 2025

Filed

vs. sector median

+53 wks slower

This filing is one of 28 about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (10) · sorted by filing gap

Maine State AGbd_0b9b35d5b78a3c9c2025-03-21Verified by operator
California State AGbd_2602582028ab1a682024-12-10 · +101dVerified by operator
Montana State AGbd_0c4cfe30b6b9a1792024-11-15 · +126dVerified by operator
California State AGbd_09e9ee0e8ae4cab22024-10-21 · +151dVerified by operator

Show 6 more filings ↓up to 218d gap

Maine State AGbd_e146df2080ac907d2024-10-21 · +151dVerified by operator
New Hampshire State AGbd_76fe70ad7d12b3222024-10-17 · +155dVerified by operator
California State AGbd_2c639b79e47974562024-09-09 · +193dVerified
New Hampshire State AGbd_da623b6c9a5b4c602024-09-09 · +193dVerified by operator
Maine State AGbd_e4f30fd83097d2ea2024-09-09 · +193dVerified
California State AGbd_09a55fdd2bbb246a2024-08-15 · +218dVerified

Showing first 10 of 27 linked disclosures.

Name: INFOSYS MCCAMISH SYSTEMS, LLC
norm: infosys mccamish
Domain: www.infosysbpm.com

Name: INFOSYS MCCAMISH SYSTEMS, LLC
norm: infosys mccamish
Domain: www.infosysbpm.com
Industry: TechnologyllmProfessional Servicesllm

Discovered: Nov 2, 2023
Breach occurred: Oct 29, 2023 – Nov 2, 2023
Undetected for: 4 daysoccurrence → discovery
Materiality determined: —
Notification sent: —
Affected individuals: 2,424nationwide
Data types: PIIIdentity (basic)
Attack vector: Ransomware
MITRE ATT&CK: T1486 Data Encrypted for ImpactT1041 Exfiltration Over C2 Channel
Threat actor: ExternalFinancial
Regulator citations: Notified law enforcement

During the incident: Began an investigation with the assistance of third-party cybersecurity experts
Retained outside counsel
Notified law enforcement
Conducted a thorough and time-intensive review of the data at issue with the assistance of third-party eDiscovery experts
Offering twenty-four (24) months of complimentary identity monitoring services through Kroll
Changes made: Took steps to reduce the likelihood of a similar event occurring in the future
Continues to make additional improvements that strengthen our cybersecurity posture
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 17 months(505 days from discovery to filing)
Compliance flags: — (clock not assessable for this source)

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 11 filings · 4 states

View merged incident ↗

California State AGAug 15 · first

California State AG+25d

New Hampshire State AG+25d

Maine State AG+25d

New Hampshire State AG+63d

California State AG+67d

Maine State AG+67d

Montana State AG+92d

California State AG+117d

Maine State AG+218d

California State AG+218d · this page

Pattern: first filing Aug 15 (CA), last Mar 21 (CA) — a 218-day rolling notification. Rolling spreads often mean counsel is filing as thresholds trip per state. Why this link?

Cascade drawn from the first 10 linked disclosures of 27 — the full spread may be wider.

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://oag.ca.gov/ecrime/databreach/reports/sb24-600189
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Mar 21, 2025
Raw hash: 0d3f3a3b68c45dee18a8e1809c90a14dcaa3d925b92c701fba366d2f69f8f7f6

Linked disclosures

Regulatory filings (10) · sorted by filing gap

Reporting entityINFOSYS MCCAMISH SYSTEMS, LLC

Victim entityINFOSYS MCCAMISH SYSTEMS, LLC

Incidentdiscovered Nov 2, 2023

Stated responseBegan an investigation with the assistance of third-party cybersecurity experts

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenanceoag.ca.gov