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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

lamashtu

34 victimsLast seen Jun 17, 2026

moneymessage

34 victimsLast seen Jul 25, 2026

Storm

34 victimsLast seen Aug 24, 2026

aurora

33 victimsLast seen Aug 27, 2026

dAn0n

33 victimsLast seen Aug 23, 2024

obscura

33 victimsLast seen Jan 11, 2026

blackmatter

32 victimsLast seen Nov 4, 2021

global

32 victimsLast seen Aug 20, 2025

marketo

32 victimsLast seen Feb 14, 2022

suncrypt

32 victimsLast seen Jun 18, 2022

Coinbase Cartel

31 victimsLast seen Aug 26, 2026

alphalocker

30 victimsLast seen Feb 28, 2026

frag

30 victimsLast seen Jun 12, 2025

payloadbin

29 victimsLast seen Jun 22, 2024

L Group

28 victimsLast seen Aug 23, 2026

Majinahanashi

28 victimsLast seen Aug 25, 2026

onyx

28 victimsLast seen Nov 21, 2022

bravox

26 victimsLast seen Aug 17, 2026

kelvinsecurity

26 victimsLast seen May 24, 2022

Leakeddata

26 victimsLast seen Aug 27, 2026

netwalker

26 victimsLast seen Dec 12, 2020

underground

26 victimsLast seen Aug 15, 2025

werewolves

26 victimsLast seen Mar 4, 2024

fulcrumsec

25 victimsLast seen Jun 11, 2026

kraken

25 victimsLast seen Nov 13, 2025

No actors match that name on this page.

Showing 126–150 of 349
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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.