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Cyber Threat
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Ransomware victim Energy

Bolt Electricity, Oil & Gas

Listed by Beast on · organisation based in Brazil

www.boltenergy.com.br

Disclosed
Oct 27, 2025
Leak-site listing date
Threat group
Beast
73 victims listed
Country
Brazil
#7 most targeted
Sector
Energy

ThreatAI analysis

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

About the Beast group

Beast is a Ransomware-as-a-service (RaaS) product which provides functionality such as SMB scanning, file encryption, service and process starting and stopping, and geographic identification to avoid encryption in CIS countries. Beast has listed 73 victims since December 2023.

Incident analysis

Bolt Electricity, Oil & Gas was listed by Beast ransomware, a group with 73 victims recorded in this database. The listing appeared on the group's leak site on October 27, 2025.

Bolt Electricity, Oil & Gas is based in Brazil and operates in the Energy sector. Brazil ranks #7 worldwide for ransomware disclosures, with 532 victims in this database.

Sector context. Energy sector attacks can have critical infrastructure implications. Ransomware on operational technology (OT) networks can disrupt power generation and distribution, elevating the urgency of recovery.

Beast 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files are encrypted, so the victim faces two demands at once — pay to restore access, and pay to keep stolen data unpublished.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 Bolt Electricity, Oil & Gas attacked by ransomware?

Yes. Bolt Electricity, Oil & Gas was listed as a victim of the Beast ransomware group on October 27, 2025. The organisation is based in Brazil and operates in the Energy sector. The disclosure appeared on the group's dark web leak site.

Which ransomware group attacked Bolt Electricity, Oil & Gas?

Bolt Electricity, Oil & Gas was attacked by Beast ransomware. Beast is one of the most active ransomware groups, having claimed 73 victims globally. The group typically employs a double-extortion model: encrypting the victim's files and threatening to publish stolen data.

When did the Bolt Electricity, Oil & Gas ransomware attack occur?

The ransomware attack on Bolt Electricity, Oil & Gas was disclosed on October 27, 2025. 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 Bolt Electricity, Oil & Gas ransomware attack?

The specific data stolen from Bolt Electricity, Oil & Gas 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 Energy organisation, Bolt Electricity, Oil & Gas likely held sensitive business data, client information, and operational records.

How can organisations protect against Beast attacks?

To defend against Beast 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.