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Réunion des Musées Nationaux Data Breach Aug 2024

No known CVEs used

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Security Incident Summary

Severity Score

Significant to High

Organization

Réunion des Musées Nationaux

Threat Actor

Brain Cipher

Actor Type

Ransomware Gang

Type of Breach

Ransomware Attack

News Timeline

Aug 29, 2024

Additional Report

Brain Cipher claims attack on Olympic venue, promises 300 GB data leak go.theregister.com - Brain Cipher has claimed responsibility for the cyberattack on several French national museums during the August 3-4 timeframe and promises to release 300 GB of data. Despite initial reports indicatin...
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Aug 06, 2024

Initial Disclosure

French Museum Network Hit by Ransomware Attack, but No Disruptions Are Reported at Olympic Events securityweek.com - A ransomware attack targeted the central data systems of Paris' Grand Palais and other museums in the Réunion des Musées Nationaux network, affecting around 40 museums across France. The Paris prosecu...
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Additional Report

France's Grand Palais discloses cyberattack during Olympic games bleepingcomputer.com - Preliminary investigations into the cyberattack on Grand Palais Rmn have revealed no signs of data exfiltration, despite the threat actors leaving a ransom note demanding cryptocurrency and threatenin...
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Initial Disclosure

French Museum Network Hit by Ransomware Attack, but No Disruptions Are Reported at Olympic Events securityweek.com - A ransomware attack targeted the central data systems of Paris' Grand Palais and other museums in the Réunion des Musées Nationaux network, affecting around 40 museums across France. The Paris prosecu...
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Additional Reports

Cyberattack Strikes the Grand Palais RMN; Impact Appears Limited darkreading.com - The Aug. 3 cyberattack on the Réunion des Musées Nationaux et Grand Palais (RMN) centralized financial data system involved ransomware, but defenders quickly neutralized the threat with minimal disrup...
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Organization Details

Organization Size

Unknown

HQ Location

Unknown

Industry

Civil Society and Non-Profits

Security Stack used by Réunion des Musées Nationaux at time of breach (best approximation) Why?

Network Security

VPN/SASE

IDS/IPS

Endpoint Security

EDR

MDM

Identity Management

SSO / MFA

IGA

Application Security

WAF

SCA

Cloud Security

CASB

CWPP

SIEM / Threat Intel

SIEM

TIP

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What is Réunion des Musées Nationaux?

The Réunion des Musées Nationaux is a French cultural umbrella organisation formed in 2011, through the merger of the Paris National Museums and the Grand Palais.

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