Ransomware Group intelligence

Atomsilo

Active

Track Atomsilo with 8 published victims and 3 known leak locations in a single intelligence view.

Victims 8 Known published victims in this dataset
First discovered 2021-12-21 Earliest victim discovery date
Last discovered 2026-02-24 Latest victim discovery date
Inactive since 60 days Days since the latest known victim
Top country Brazil 2 victims
Known locations 3 Leak or negotiation infrastructure tracked

Overview

Atomsilo is tracked by Breach House as a ransomware group with 8 published victims.

Brazil is currently the most targeted country in this dataset.

3 known leak locations are currently associated with this group.

Top Countries

Interactive distribution based on the currently visible victims list.

Top Countries
Distribution

    Known Leak Locations (3)

    Label Type Availability Links
    Leak location 1 Onion service Unknown mhdehvkomeabau7gsetnsrhkfign4jgnx3wajth5yb5h6kvzbd72wlqd.onion
    Leak location 2 Onion service Unknown l5cjga2ksw6rxumu5l4xxn3cmahhi2irkbwg3amx6ajroyfmfgpfllid.onion
    Leak location 3 Onion service Unknown npmh5ahrgakbniuntyc7io4adm6ietbdbuejrfonowqtyqn24or556qd.onion

    Top Activity Sectors

    No sector intelligence available.

    Research Sources

    No external research sources linked yet.

    Victims (8)

    Search, filter and paginate the victim timeline for Atomsilo.

    Type Target Discovered Country Business Category Intel Link
    Ransomware A large bank in Asia id26816 View details Finance / Legal / Insurance
    Ransomware Tegravendas id2266 View details Other
    Ransomware Tegra Vendas id26815 View details Brazil Agriculture / Food
    Ransomware Eisai Co., Ltd. id2265 View details Services
    Ransomware Eisai Co., Ltd id26814 View details Japan Healthcare / Pharma
    Ransomware LIGHT CONVERSION id2264 View details Other
    Ransomware Cristália - Indústria Farmacêutica id2263 View details Agriculture / Food
    Ransomware Cristália - Indústria Farmacêutica id26813 View details Brazil Healthcare / Pharma