mrs holdings
Professional Services · NG
Listed on the leak site
Price ??? Disclosures 0/1
Data size
—
Files
—
Ransomware
Unknown
DayBreach AI intelligence
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Timeline
Record updated
Victim announced
Attacker
K
Killsec
KillSec originated as a hacktivist group aligned with the Anonymous movement before pivoting to ransomware operations in October 2023, officially launching a RaaS platform in June 2024 with an affiliate-friendly 88% revenue split, primarily targeting healthcare, financial services, and government sectors with over 250 documented victims as of late 2025.
Killsec