Ransomware group profile · #63 by claimed victims

Arcusmedia ransomware

Arcus Media is a ransomware-as-a-service group that emerged in May 2024, employing double extortion with ChaCha20 + RSA-2048 encryption and recruiting affiliates via a referral-based vetting process, claiming 50+ victims across manufacturing, healthcare, retail, and business services globally.

Active First seen May 2024

118Victims claimed on leak sites

3Victims in the last 30 days

11Victims in the last 90 days

41Countries hit

0Leak-site URLs tracked

9 Oct 2026Latest claim recorded

Victimology

Who Arcusmedia claims to have breached, from 118 leak-site posts recorded by VULONE.

Claims per month last 12 months

Top sectors

Professional Services28

Technology25

Manufacturing14

Transportation9

Retail & E-Commerce8

Agriculture and Food Production8

Government & Defense4

Healthcare4

Top countries

Brazil23

United States16

Spain6

Colombia5

Mexico4

United Arab Emirates4

Canada4

Italy4

Latest claimed victims 12 most recent

Victim	Sector	Country	Claimed
AETHOS aethosconsultoria.com.br	Not Found	BR	9 Oct 2026
mblllp mblllp.ca	Not Found	CA	9 Oct 2026
Ladrillera Mecanizada ladrillera.mx	Manufacturing	MX	9 Oct 2026
Pantaneiro Capas	Manufacturing	BR	27 Sep 2026
AGROFRUTO SAC	Agriculture and Food Production	PE	23 Sep 2026
Schneider’s Computing scomputing.ca	Technology	CA	19 Sep 2026
AKAZZO akazzo.com.br	Not Found	BR	19 Sep 2026
ARDA	Government & Defense	-	16 Sep 2026
Asada Sarapiqu asadasarapiqui.com	Agriculture and Food Production	CR	15 Sep 2026
ManagementPro mproerp.com	Professional Services	-	24 Aug 2026
Mark’Techno marcktechno.com	Technology	-	24 Aug 2026
Brazer Ingenierie brazeringenierie.com	Manufacturing	MA	26 Jul 2026

All 118 Arcusmedia victims, searchable

Full victim list with claim posts, domains, timing and exports, plus the negotiation chats and leak-site screenshots VULONE archives for this crew.

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Tactics, techniques and procedures

ATT&CK technique mapping for Arcusmedia is in progress. Victimology, infrastructure status and leak-site tracking are live above.

Indicators, detections and the full playbook

Hashes, C2 addresses, onion services, Sigma and YARA detections per technique, and the negotiation transcripts are available to signed-in analysts.

See full IOCs

Frequently asked

Is Arcusmedia ransomware still active?

Arcusmedia is tracked as active. The most recent leak-site claim VULONE recorded is dated 9 October 2026. 3 victims were claimed in the last 30 days.

How many victims has Arcusmedia claimed?

VULONE has recorded 118 leak-site victim claims attributed to Arcusmedia since May 2024, across 41 countries and 14 sectors.

Which industries does Arcusmedia target?

The sectors most often named on the Arcusmedia leak site are Professional Services, Technology, Manufacturing.

Which countries are most affected by Arcusmedia?

Most Arcusmedia victims recorded by VULONE are located in Brazil, United States, Spain.

Where does VULONE get Arcusmedia victim data?

Claims are collected continuously from the group's own leak sites and cross-checked with ransomware.live and RansomLook. A claim is the group's assertion, not a confirmed breach.

Other ransomware groups

Victim claims are collected from leak sites and enrichment partners (ransomware.live, RansomLook) and represent the group's own assertions, not confirmed breaches. Profile last updated 31 October 2026. Questions or corrections: research@vulone.com.