New York-based venture capital and private equity firm **Insight Partners** suffered a **ransomware attack** initiated via a **sophisticated social engineering breach** in October 2024. The threat actor exfiltrated sensitive data—including **banking and tax information, personal details of current/former employees, limited partner data, and portfolio company information**—before encrypting servers on **January 16, 2025**. The breach impacted **12,657 individuals**, prompting formal notifications with credit/identity monitoring offers. No ransomware group has claimed responsibility, but the attack exposed highly confidential financial and personal records, posing severe risks of identity theft, fraud, and reputational damage. The firm manages over **$90 billion in assets** and invests in global tech startups, amplifying the attack’s potential systemic repercussions.
TPRM report: https://www.rankiteo.com/company/insight--partners
"id": "ins2392023091725",
"linkid": "insight--partners",
"type": "Ransomware",
"date": "10/2024",
"severity": "100",
"impact": "5",
"explanation": "Attack threatening the organization’s existence"{'affected_entities': [{'customers_affected': '12,657 individuals (employees, '
'limited partners, portfolio '
'company associates)',
'industry': 'financial services (investment)',
'location': 'New York, USA',
'name': 'Insight Partners',
'size': '$90 billion in regulatory assets under '
'management; 800+ portfolio companies',
'type': 'venture capital and private equity firm'}],
'attack_vector': 'sophisticated social engineering attack',
'customer_advisories': 'Public statements via state filings and media; '
'directive to affected individuals to watch for '
'notification letters',
'data_breach': {'data_encryption': 'Yes (servers encrypted on 2025-01-16)',
'data_exfiltration': 'Confirmed (began on or around '
'2024-10-25)',
'number_of_records_exposed': 12657,
'personally_identifiable_information': 'Yes (employees, '
'limited partners, '
'portfolio company '
'associates)',
'sensitivity_of_data': 'High (financial, tax, and personal '
'data)',
'type_of_data_compromised': ['personally identifiable '
'information (PII)',
'financial data (banking, tax '
'information)',
'business-sensitive data '
'(fund/portfolio company '
'details)']},
'date_detected': '2024-10-25',
'date_publicly_disclosed': '2025-02',
'description': 'New York-based venture capital and private equity firm '
'Insight Partners disclosed a ransomware attack where a threat '
'actor gained access to its network via a sophisticated social '
'engineering attack. The attackers exfiltrated sensitive data, '
'including banking, tax, and personal information of '
'employees, limited partners, and portfolio companies, before '
'encrypting servers on January 16, 2025. The breach affects '
'12,657 individuals, with formal notifications and '
'complimentary credit/identity monitoring services offered to '
'victims.',
'impact': {'brand_reputation_impact': 'Potential reputational damage due to '
'breach of sensitive financial and '
'personal data',
'data_compromised': ['banking information',
'tax information',
'personal information of current/former '
'employees',
'limited partner information',
'fund information',
'management company information',
'portfolio company information'],
'identity_theft_risk': 'High (credit/identity monitoring offered '
'to 12,657 affected individuals)',
'payment_information_risk': 'High (banking information '
'compromised)',
'systems_affected': ['servers (encrypted)']},
'initial_access_broker': {'entry_point': 'Social engineering attack',
'high_value_targets': ['servers containing '
'financial/personal data']},
'investigation_status': 'Completed (as of public disclosure in February 2025)',
'post_incident_analysis': {'root_causes': 'Successful social engineering '
'attack leading to unauthorized '
'network access and data '
'exfiltration'},
'ransomware': {'data_encryption': 'Yes (servers encrypted on 2025-01-16)',
'data_exfiltration': 'Yes (prior to encryption)'},
'references': [{'source': 'TechCrunch'},
{'source': 'BleepingComputer'},
{'date_accessed': '2025-04-07',
'source': 'Insight Partners Breach Notification (California '
'AG filing)'},
{'date_accessed': '2025-04',
'source': 'Insight Partners Breach Notification (Maine AG '
'filing)'}],
'regulatory_compliance': {'regulatory_notifications': [{'authority': 'California '
'Attorney '
'General',
'date': '2025-04-07 '
'(filed)'},
{'authority': 'Maine '
'Attorney '
'General',
'date': '2025-04 '
'(filed)'}]},
'response': {'communication_strategy': 'Formal notification letters mailed to '
'affected individuals by September '
'2025; public disclosure via state AG '
'filings (California, Maine) and media '
'statements',
'incident_response_plan_activated': 'Yes (investigation '
'conducted, notifications '
'sent)'},
'stakeholder_advisories': 'Formal notification letters to affected '
'individuals (mailed by September 2025); '
'complimentary credit/identity monitoring services '
'offered',
'title': 'Ransomware Attack on Insight Partners',
'type': ['ransomware', 'data breach', 'social engineering']}