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Cyber Threat
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Ransomware victim Government & Defense

RECEITA FEDERAL DO BRASIL

Listed by Emperador on · organisation based in Brazil

Disclosed
Sep 23, 2026
Leak-site listing date
Threat group
Emperador
61 victims listed
Country
Brazil
#7 most targeted
Sector
Government & Defense

ThreatAI analysis

Compiled from this incident record and the threat intelligence profile for Emperador. Figures and technique mappings are quoted from the source data, not inferred.

Emperador listed RECEITA FEDERAL DO BRASIL on its dark web leak site on 23 September 2026, an organization based in Brazil operating in the Government & Defense sector.

About the Emperador group

Emperador has listed 38 victims since August 2026.

Vulnerabilities Emperador is recorded exploiting

5 of these 5 are in the CISA Known Exploited Vulnerabilities catalog, 5 of them recorded by CISA as used in ransomware campaigns. CVEs attributed to Emperador across its reported activity. There is no indication that any of these was involved in the RECEITA FEDERAL DO BRASIL incident — the source data does not record an entry point.

Incident analysis

RECEITA FEDERAL DO BRASIL was listed by Emperador ransomware, a group with 61 victims recorded in this database. The listing appeared on the group's leak site on September 23, 2026.

RECEITA FEDERAL DO BRASIL is based in Brazil and operates in the Government & Defense sector. Brazil ranks #7 worldwide for ransomware disclosures, with 520 victims in this database.

Sector context. Organisations in this sector hold valuable data and operational systems that ransomware groups seek to exploit for financial gain through encryption and data exfiltration.

Emperador typically follows a double extortion model: data is exfiltrated from the victim's systems before files are encrypted, so the victim faces two demands at once — pay to restore access, and pay to keep stolen data unpublished. The leak site, where this listing appeared, is the lever for the second demand.

Source. Public leak-site disclosures aggregated via the ransomware.live API. The disclosure date is when the listing was published, which can differ from the date of compromise. This site does not publish or link to stolen data. Last updated .

Frequently asked questions

Was RECEITA FEDERAL DO BRASIL attacked by ransomware?

Yes. RECEITA FEDERAL DO BRASIL was listed as a victim of the Emperador ransomware group on September 23, 2026. The organisation is based in Brazil and operates in the Government & Defense sector. The disclosure appeared on the group's dark web leak site.

Which ransomware group attacked RECEITA FEDERAL DO BRASIL?

RECEITA FEDERAL DO BRASIL was attacked by Emperador ransomware. Emperador is one of the most active ransomware groups, having claimed 61 victims globally. The group typically employs a double-extortion model: encrypting the victim's files and threatening to publish stolen data.

When did the RECEITA FEDERAL DO BRASIL ransomware attack occur?

The ransomware attack on RECEITA FEDERAL DO BRASIL was disclosed on September 23, 2026. This date reflects when the victim was published on the threat group's leak site, which may differ from the actual date of initial compromise.

What data was stolen in the RECEITA FEDERAL DO BRASIL ransomware attack?

The specific data stolen from RECEITA FEDERAL DO BRASIL has not been independently verified by this platform. Ransomware groups typically exfiltrate data before encrypting systems and use the threat of publication to pressure victims. As a Government & Defense organisation, RECEITA FEDERAL DO BRASIL likely held sensitive business data, client information, and operational records.

How can organisations protect against Emperador attacks?

To defend against Emperador and similar threat actors, organisations should: maintain regular offline backups tested for restoration; implement network segmentation to limit lateral movement; deploy multi-factor authentication on all remote access; use endpoint detection and response (EDR) tools; conduct regular phishing and security awareness training; and monitor threat intelligence feeds for indicators of compromise (IOCs) associated with active groups.