BreachCensus

m3rx

First seen April 29, 2026Active38 claimed victims

The claims below are reproduced as posted by m3rx on its own leak site. Such claims are frequently wrong or exaggerated, and are unverified. Organisations listed here have not been confirmed to have suffered a breach.

Listed organisation? Contact [email protected].

Profile

M3rx is a small ransomware group first observed in 2025, using AES-CTR/AES-GCM encryption and targeting organizations in England, the US, Australia, Germany, Italy, and Switzerland, with around eight claimed victims including a Sydney-based property firm.

Description from ransomware.live.

Claimed victims (as posted by the group — unverified)

Victim (as posted)Claimed onSourcePress coverage
lindner-group.comAugust 29, 2026ransomlook
tecnoabi.comAugust 14, 2026ransomware_live
servicebypremier.comJuly 26, 2026ransomware_live
createinfor.ptJuly 26, 2026ransomware_live
hydraulic-components.netJuly 26, 2026ransomware_live
ausproof.com.auJuly 24, 2026ransomware_live
ubfreight.comJuly 22, 2026ransomware_live
arambol.co.ukJuly 17, 2026ransomware_live
suppcentersa.comJuly 17, 2026ransomware_live
wrtworld.comJuly 12, 2026ransomware_live
foreconinc.comJuly 12, 2026ransomware_live
eclective.ieJuly 12, 2026ransomware_live
ktwhs.comJune 11, 2026ransomware_live
fasadeconsult.noJune 11, 2026ransomware_live
werkstoff-service.deJune 11, 2026ransomware_live
hbexperts-conseils.caJune 11, 2026ransomware_live
suppcenter.global / suppcentersa.comJune 11, 2026ransomware_live
maringoodman.comJune 11, 2026ransomware_live
jichasa.comMay 27, 2026ransomware_live
grupo55.comMay 17, 2026ransomware_live
psbsementi.itMay 17, 2026ransomware_live
soft-inc.comMay 17, 2026ransomware_live
dosocho.esMay 17, 2026ransomware_live
alge-stop.dkMay 6, 2026ransomware_live
kbtoys.com.auMay 6, 2026ransomware_live
datasavior.comMay 6, 2026ransomware_live
pvdd.caMay 6, 2026ransomware_live
manateeair.comMay 3, 2026ransomware_live
it-freitag.deMay 3, 2026ransomware_live
emtco.comMay 3, 2026ransomware_live
boxtopia.co.ukApril 29, 2026ransomware_live
osoftec.comApril 29, 2026ransomware_live
rotak.itApril 29, 2026ransomware_live
rainforestclean.comApril 29, 2026ransomware_live
airdriephysio.comApril 29, 2026ransomware_live
primeproperties.com.auApril 29, 2026ransomware_live
anvilarts.org.ukApril 29, 2026ransomware_live
dmschweiz.chApril 29, 2026ransomware_live

Claim data from ransomware.live and RansomLook (CC BY 4.0).