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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.

How we source and review actor profiles
Motivation
ransomware
First seen
2026-03-31
Last seen
2026-09-07
Sectors
healthcare, professional-services, manufacturing, technology, hospitality, government-defense, financial-services, agriculture-and-food-production, energy-utilities
Status
Active

Activity timeline

A dated ledger of actor-claimed victims, campaigns, indicators, identity mappings, relationships, and CVE links. Each date states what it measures. For extensive leak-site histories, victim entries are limited to the 100 most recent distinct listings.

First listed
Victim claimNorthShore Health Centers listed by insomnia

Actor-claimed victim evidence. This listing is not independent confirmation of compromise.

Actor Claimed
Last observed
Indicator1 indicator cataloged

Types: onion.

First listed
Victim claimMaglin, Miskiv & Associates listed by insomnia

Actor-claimed victim evidence. This listing is not independent confirmation of compromise.

Actor Claimed
First listed
Victim claimN*************** listed by insomnia

Actor-claimed victim evidence. This listing is not independent confirmation of compromise.

Actor Claimed
First listed
Victim claimMetro Tulsa Foot listed by insomnia

Actor-claimed victim evidence. This listing is not independent confirmation of compromise.

Actor Claimed
First listed
Victim claimAurora Health Management listed by insomnia

Actor-claimed victim evidence. This listing is not independent confirmation of compromise.

Actor Claimed
First listed
Victim claim*********** listed by insomnia

Actor-claimed victim evidence. This listing is not independent confirmation of compromise.

Actor Claimed
First listed
Victim claimCodinter listed by insomnia

Actor-claimed victim evidence. This listing is not independent confirmation of compromise.

Actor Claimed
Claimed
Victim claimNorthShore Health Centers listed by insomnia

Actor-claimed victim evidence. This listing is not independent confirmation of compromise.

Actor Claimed
Claimed
Victim claimMaglin, Miskiv & Associates listed by insomnia

Actor-claimed victim evidence. This listing is not independent confirmation of compromise.

Actor Claimed
Claimed
Victim claimMetro Tulsa Foot listed by insomnia

Actor-claimed victim evidence. This listing is not independent confirmation of compromise.

Actor Claimed
Claimed
Victim claimAurora Health Management listed by insomnia

Actor-claimed victim evidence. This listing is not independent confirmation of compromise.

Actor Claimed
Claimed
Victim claimPark Place Behavioral Health Care listed by insomnia

Actor-claimed victim evidence. This listing is not independent confirmation of compromise.

Actor Claimed
Claimed
Victim claimMerritt Woodwork listed by insomnia

Actor-claimed victim evidence. This listing is not independent confirmation of compromise.

Actor Claimed
Claimed
Victim claimSky Solutions listed by insomnia

Actor-claimed victim evidence. This listing is not independent confirmation of compromise.

Actor Claimed
Claimed
Victim claimLaempe Reich listed by insomnia

Actor-claimed victim evidence. This listing is not independent confirmation of compromise.

Actor Claimed
First listed
Victim claim************* listed by insomnia

Actor-claimed victim evidence. This listing is not independent confirmation of compromise.

Actor Claimed
Claimed
Victim claimBrooklyn Defender Services listed by insomnia

Actor-claimed victim evidence. This listing is not independent confirmation of compromise.

Actor Claimed
Claimed
Victim claimMid-Cumberland Human Resource Agency listed by insomnia

Actor-claimed victim evidence. This listing is not independent confirmation of compromise.

Actor Claimed
Claimed
Victim claimThe Vant Group listed by insomnia

Actor-claimed victim evidence. This listing is not independent confirmation of compromise.

Actor Claimed
Claimed
Victim claimNephrology Associates listed by insomnia

Actor-claimed victim evidence. This listing is not independent confirmation of compromise.

Actor Claimed
Claimed
Victim claimUnited Medical Doctors listed by insomnia

Actor-claimed victim evidence. This listing is not independent confirmation of compromise.

Actor Claimed
Claimed
Victim claim*****d **d**** ****o** listed by insomnia

Actor-claimed victim evidence. This listing is not independent confirmation of compromise.

Actor Claimed
Claimed
Victim claimMETO Systems listed by insomnia

Actor-claimed victim evidence. This listing is not independent confirmation of compromise.

Actor Claimed
Claimed
Victim claimValley Family Health Care listed by insomnia

Actor-claimed victim evidence. This listing is not independent confirmation of compromise.

Actor Claimed

The interactive view includes 54 dated events with category filters and paging.

Identity and attribution

Exact names and tracking identifiers resolve to this canonical profile. Rebrands, affiliations, and overlapping clusters remain separate confidence-rated relationships.

Name map

insomniaCanonical Name

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