The Vant Group
Professional Services · ABD
Listed on the leak site
The Vant Group, founded in 1999, is an M&A advisory firm serving businesses up to $250M in revenue. It provides valuations, sell/buy-side advisory, and employee/partner buyouts, leveraging experienced professionals. Clients are mainly entrepreneurs and owners.
Data size
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Files
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Ransomware
Unknown
DayBreach AI intelligence
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Timeline
Record updated
Victim announced
Attacker
I
Insomnia
Insomnia is a data-theft and extortion group that emerged in October 2025, targeting primarily US-based healthcare organizations — stealing patient files and threatening public exposure rather than encrypting files — and avoiding former Soviet states, consistent with Russian-speaking cybercrime norms.
Insomnia