North Star Asset Management
bd_2b7957a332c0e21d · schema v1 · pii pii-v1
Full breach record for North Star Asset Management →Threat-actor claim — not a regulatory filing
This row is a claim by the ransomware group Sinobi on its public extortion blog. It has not been validated by the victim or any regulator. Treat attribution and counts as the threat actor's assertion until a regulatory filing or victim disclosure corroborates them.
Source: Ransomware.live
Post text · scraped from the leak site
North Star Asset Management, Inc. is a prominent independent SEC Registered Investment Advisory firm based in Wisconsin, managing nearly $3 billion in assets. They offer tailored investment management and retirement planning services for families, corporations, and endowments, always prioritizing client interests as fiduciaries. Their team consists of 11 investment professionals, including 9 CFA Charterholders and 2 CFP professionals, boasting over 200 years of combined investment experience. North Star is recognized for its personalized and independent financial advice, charging a fee of 0.6% of managed assets.
Source provenance
- Source URL
- https://www.ransomware.live/
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
- Filed at
- Dec 19, 2025
- Raw hash
- 7412cefbb22abd35f208cf7c0284b00369662742bd97682d2a2ab3212f8deeb9
Reporting entity
- Name
- sinobi
Victim entity
- Name
- North Star Asset Managementnorm: north star asset management
- Domain
- northstarassetmanagement.com
- Industry
- Financial Servicesllm
What this source establishes
- Source ceiling
- A leak-site claim can't tell us: discovery date · materiality · notification · affected count · confirmed data types · compliance clock. These stay blank until a regulatory filing or victim disclosure lands.
- Attack vector
- Ransomware· sinobi
- Threat actor
- SinobiExternalFinancial
Compliance
- Compliance flags
- — (clock not assessable for this source)
Extraction provenance
- Status
- No extraction artifact recorded for this disclosure.