BreachCensus

cicada3301

First seen June 20, 2024Active75 claimed victims

The claims below are reproduced as posted by cicada3301 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

Cicada3301 is a ransomware-as-a-service group (tracked as Repellent Scorpius by Palo Alto) that emerged in mid-2024 using Rust-based ransomware targeting Windows, Linux, and ESXi systems, suspected to be a successor of BlackCat/ALPHV and running an affiliate program with 20% commissions.

Description from ransomware.live.

Claimed victims (as posted by the group — unverified)

Victim (as posted)Claimed onSourcePress coverage
CI EngineeringSeptember 4, 2025ransomware_live
SensicalJuly 18, 2025ransomware_live
Burnham NationwideJuly 18, 2025ransomware_live
B&M - Expertise - AuditJuly 18, 2025ransomware_live
gatlogistica.com.brJuly 18, 2025ransomware_live
diasdeprimavera.com.brJuly 18, 2025ransomware_live
СonasaJuly 14, 2025ransomware_live
PACIFIC BIOLABSJuly 10, 2025ransomware_live
Mack Energy CorpJuly 9, 2025ransomware_live
Amazon TransportesApril 22, 2025ransomware_live
NatilaitApril 22, 2025ransomware_live
Asesoría BieitoApril 22, 2025ransomware_live
Správa služeb hlavního města PrahyApril 9, 2025ransomware_live
Eagle DistilleriesApril 5, 2025ransomware_live
I.A.T.S.E. Local 667/669March 25, 2025ransomware_live
MinebeaMitsumi IncMarch 22, 2025ransomware_live
Benjamin Consulting ServicesFebruary 25, 2025ransomware_live
Birdsall Muller LLCFebruary 24, 2025ransomware_live
Executive AgendaFebruary 24, 2025ransomware_live
The Northwestern Illinois AssociationFebruary 23, 2025ransomware_live
Northern ManagementFebruary 23, 2025ransomware_live
Goldstein Law Group, S.C.February 23, 2025ransomware_live
Digital Technology Co., Ltd.February 23, 2025ransomware_live
Johnson's NurseryFebruary 23, 2025ransomware_live
Substitute Teacher ServiceFebruary 8, 2025ransomware_live
Caliente ConstructionFebruary 4, 2025ransomware_live
Asterra PropertiesFebruary 4, 2025ransomware_live
Rivers Casino and Rush Street GamingFebruary 4, 2025ransomware_live
SSMCFebruary 4, 2025ransomware_live
ISORJanuary 3, 2025ransomware_live
FrameworksDecember 20, 2024ransomware_live
Concession PeugeotDecember 15, 2024ransomware_live
CK Technology GroupDecember 8, 2024ransomware_live
T-SpaceOctober 19, 2024ransomware_live
Luxwood Software ToolsOctober 17, 2024ransomware_live
Racing Forensics IncOctober 17, 2024ransomware_live
RDC Control LtdOctober 17, 2024ransomware_live
Dubin GroupOctober 17, 2024ransomware_live
Centrillion TechnologiesOctober 11, 2024ransomware_live
INDIBA GroupOctober 5, 2024ransomware_live
Conductive Containers, IncOctober 3, 2024ransomware_live
Crown Mortgage CompanySeptember 24, 2024ransomware_live
Hughes Gill Cochrane TinettiSeptember 24, 2024ransomware_live
Model EngineeringSeptember 23, 2024ransomware_live
Capital PrintingSeptember 20, 2024ransomware_live
John W. Brooker Co., CPAsSeptember 15, 2024ransomware_live
Bogdan Frasco, LLPSeptember 15, 2024ransomware_live
株式会社ミヤキSeptember 6, 2024ransomware_live
John W. Brooker & Co., CPAsAugust 31, 2024ransomware_live
BLVD Residential INCAugust 31, 2024ransomware_live
Bogdan & Frasco, LLPAugust 31, 2024ransomware_live
Hofmann Malerei AGAugust 24, 2024ransomware_live
EBA Ernest Bland AssociatesAugust 22, 2024ransomware_live
UFCW Local 135August 22, 2024ransomware_live
FindelAugust 21, 2024ransomware_live
Bayou DeSiard Country Club - Monroe, LAAugust 18, 2024ransomware_live
Bayou DeSiard Country ClubAugust 18, 2024ransomware_live
christen-sanitaer.chAugust 17, 2024ransomware_live
Riley Pope & LaneyAugust 14, 2024ransomware_live
VVS-EkspertenAugust 12, 2024ransomware_live
SiliposAugust 5, 2024ransomware_live
Square One Coating SystemsAugust 3, 2024ransomware_live
Chama GauchaAugust 2, 2024ransomware_live
NARSTCOJuly 25, 2024ransomware_live
Tri-Star DisplayJuly 25, 2024ransomware_live
Voss Belting & SpecialtyJuly 25, 2024ransomware_live
D&K Group, Inc.July 25, 2024ransomware_live
Valley BulkJuly 25, 2024ransomware_live
Khoo and Company, IncJuly 24, 2024ransomware_live
Leech Lake GamingJuly 19, 2024ransomware_live
GroupePRO-BJuly 16, 2024ransomware_live
Access GroupJune 19, 2024ransomware_live
MaintelJune 19, 2024ransomware_live
Basement SystemsJune 18, 2024ransomware_live
ASST RhodenseJune 4, 2024ransomware_live

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