LiveBreach Intelligence: data breaches, leaks & ransomware, tracked as they surfaceOngoing protection: GalaxyWarden →
Recent BreachesData breach tracker

Threat Actors

A directory of the ransomware crews and extortion groups behind recent data breaches — filter by name or sort by activity, then open any group for the incidents we link to it.

Groups we track

Groove

9 victimsLast seen Oct 30, 2021

LeakBazaar

9 victimsLast seen Jun 26, 2026

Rook

9 victimsLast seen Jan 8, 2022

Umbra

9 victimsLast seen Oct 10, 2026

Babuk

8 victimsLast seen Jul 27, 2021

Cryptbb

8 victimsLast seen Aug 16, 2023

EndZone

8 victimsLast seen Oct 6, 2026

Gammax

8 victimsLast seen Sep 29, 2026

Mogilevich

8 victimsLast seen Mar 1, 2024

Qiulong

8 victimsLast seen Jun 24, 2024

Radiant

8 victimsLast seen Oct 29, 2025

Redact

8 victimsLast seen Oct 20, 2026

Skira

8 victimsLast seen Nov 18, 2025

VanHelsing

8 victimsLast seen Apr 5, 2025

Xpl0itrs

8 victimsLast seen Aug 20, 2026

0mega

7 victimsLast seen Jan 25, 2024

Bert

7 victimsLast seen Jun 10, 2025

Chort

7 victimsLast seen Nov 17, 2024

Cyclops

7 victimsLast seen Jul 26, 2023

Global Cybernetic Collective

7 victimsLast seen Sep 28, 2026

Karma

7 victimsLast seen Oct 4, 2021

Malekteam

7 victimsLast seen Apr 5, 2024

Pay2key

7 victimsLast seen Sep 9, 2021

RunSomeWares

7 victimsLast seen Oct 8, 2026

Arkana

6 victimsLast seen Jun 6, 2025

No actors match that name on this page.

Showing 226–250 of 364
Per page255075100

Threat actor leaderboard

Attributions to threat groups and methods reflect public reporting and, in some cases, unverified claims made by the groups themselves; they may be incomplete or later revised. Recent Breaches and GalaxyWarden are independent and are not affiliated with, and do not endorse, any company or group named on this page. This information is aggregated from public sources for awareness only and is not legal, security, or investment advice.