SI Group, Inc.
bd_9167738a09cf5c9c · schema v1 · pii pii-v1
Full breach record for SI Group, Inc. →SI Group, Inc. disclosed a ransomware attack occurring between August 9 and 14, 2021. The threat actor infiltrated systems, encrypted data, and exfiltrated files containing personal information of employees, contractors, and beneficiaries. Affected data included names, addresses, dates of birth, SSNs, driver's license numbers, passport numbers, and health/insurance information. SI Group isolated networks, engaged forensic experts, and notified federal law enforcement. Affected individuals were offered two years of complimentary credit monitoring and identity theft protection through Equifax.
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Incident timeline
Aug 9, 2021
Begins
Aug 14, 2021
Discovered
Dec 29, 2021
Filed
Linked disclosures
Why this link?Regulatory filings (9) · sorted by filing gap
- Maine State AGbd_f90add1a926a96bc2021-12-22 · +7dVerified
- New Hampshire State AGbd_06d7bed29e3a0a142022-01-11 · +13dVerified
- New Hampshire State AGbd_dc5c3b844c5ddd7c2021-11-12 · +47dVerified
- Maine State AGbd_988e049ab25ff2b82021-11-03 · +56dVerified
Show 5 more filings ↓Show fewer ↑up to 91d gap
- Massachusetts State AGbd_beb5cca00b9eca962021-11-03 · +56dVerified
- Montana State AGbd_2ba8825ab3d00a6d2021-10-26 · +64dCandidate
- New Hampshire State AGbd_1adb32ff021d89942021-10-12 · +78dVerified
- Maine State AGbd_27210f4b1c59c83b2021-09-30 · +90dCandidate
- Indiana State AGbd_dc52271db267fe662021-09-29 · +91dVerified
Filing propagation · 10 filings · 6 states
View merged incident ↗Pattern: first filing Sep 29 (IN), last Jan 11 (NH) — a 104-day rolling notification. Rolling spreads often mean counsel is filing as thresholds trip per state. Why this link?
Evidence ladder
Attacker assertion only. Establishes: claim date, group, alleged victim.
Unlocks: incident narrative, operational impact. Still no compliance clock.
Unlocks: discovery date, data types, affected count, compliance clock.
Unlocks: materiality, stated response, full audit trail. Ceiling removed.