# Unidentified individual known as "Brain"

Also known as: Brain

Publicly wanted

Public record reviewed to August 20, 2026

Index entry last updated August 21, 2026

_Alleged_ operator of Radar/Dispossessor.

Every charge in this entry is an allegation. No conviction is recorded.

- Alleged operator of the Radar/Dispossessor ransomware group, publicly identified only by this alias.
- Believed to be located in Europe; not arrested as of the takedown.

Everything on this page comes from cited public sources.

This entry records 1 action across 1 takedown, each traced to a cited source. At least one linked takedown was added in the extended pass and was not independently source verified. Where the record is silent, this page says so rather than filling the gap.

Legal summary

**Associated takedowns:** [Radar/Dispossessor ransomware disruption](https://takedownindex.org/takedowns/radar-dispossessor-ransomware-disruption)

**Recorded role:** operator of Radar/Dispossessor

**Group segment:** Core operator

**Charging authority:** Not recorded

**Charging jurisdiction:** Not recorded

**Case number:** Not published

**Latest recorded action:** Publicly wanted, August 2024

**Nationality:** Not established

**Country of residence:** Not established

- [Associated takedowns](https://takedownindex.org/people/unidentified-individual-known-as-brain)
- [Legal history](https://takedownindex.org/people/unidentified-individual-known-as-brain/legal-history)
- [Charges](https://takedownindex.org/people/unidentified-individual-known-as-brain/charges)
- [Sources](https://takedownindex.org/people/unidentified-individual-known-as-brain/sources)

## Sources

Every claim on this person's pages traces to one of the entries below.

Official announcements come first, then the reporting that supports individual details.

1 source cited across 1 recorded action

1. [1]
[Radar/Dispossessor ransomware infrastructure disabled](https://takedownindex.org/sources/us-doj-fbi-cleveland-radar-dispossessor-ransomware-infrastructure-disabled)

US DOJ / FBI Cleveland, August 12, 2024 Prosecutor release Source grade S2

Establishes the disabling of Radar/Dispossessor infrastructure across the US, UK, and Germany, and the 'Brain' alias for the alleged operator.

No address recorded for this source. Publisher, title, and date are given so it can be retrieved from the publisher.

Coverage note. Nothing on this page rests on an uncited claim. Where a source is silent on an outcome, this entry leaves the outcome unstated rather than inferring one. At least one linked takedown was added in the extended pass and was not independently source verified.