ISO 27001 Certificate
SOC 1 Type I Certificate
SOC 2 Type II Certificate
PCI DSS
HIPAA
RGPD
Internal validation & live display
Multiple badges & continuous verification
Faster underwriting decisions
ISOSOC2 Type 1SOC2 Type 2PCI DSSHIPAAGDPR

At Medibank we are motivated by improving the health of all Australians and the health of our members. We are passionate about building a better health system that is centred on people, and sustainable in the long term. Medibank’s core business is the underwriting and distribution of private health insurance policies through our two brands, Medibank and ahm. We also provide a range of integrated healthcare services to our private health insurance policyholders, government, corporate and other retail customers. Medibank’s headquarters are in Melbourne, Victoria, with operations throughout Australia.

Medibank A.I CyberSecurity Scoring

Medibank

Company Details

Linkedin ID:

medibank

Employees number:

3,712

Number of followers:

56,069

NAICS:

524

Industry Type:

Insurance

Homepage:

medibank.com.au

IP Addresses:

0

Company ID:

MED_1116859

Scan Status:

In-progress

AI scoreMedibank Risk Score (AI oriented)

Between 0 and 549

https://images.rankiteo.com/companyimages/medibank.jpeg
Medibank Insurance
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Medibank Insurance
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Medibank Company CyberSecurity News & History

Past Incidents
6
Attack Types
3
EntityTypeSeverityImpactSeenBlog DetailsIncident DetailsView
MedibankBreach100611/2022
Rankiteo Explanation :
Attack threatening the economy of a geographical region

Description: Medibank, Australia's largest health insurer, has suffered a cybersecurity incident. It has led to a data breach of around 9.7 million of the company's customers and clients. They accessed data such as the name, date of birth, mailing address, phone number and email address of those affected, along with other information such as customer and credit card IDs, among others.

MedibankCyber Attack85410/2022
Rankiteo Explanation :
Attack with significant impact with customers data leaks

Description: Health insurer Medibank Private says it has been hit by a cyber attack. The company said "unusual activity" had been detected on its network on Wednesday, but there was no evidence sensitive data, including customer information, had been accessed. Some customer-facing systems have been taken down which will cause "regrettable disruptions" to some customers, but health services will still be available. It is the latest cyber attack after the Optus breach last month, which affected millions of customers.

MedibankCyber Attack10055/2025
Rankiteo Explanation :
Attack threatening the organization's existence

Description: Medibank experienced a high-profile cyberattack where sensitive customer data, including personal and financial information, was compromised. This attack exposed the personal information of customers, leading to significant reputational damage and potential legal consequences for the company.

MedibankRansomware70410/2022
Rankiteo Explanation :
Attack with significant impact with customers data leaks

Description: Medibank, the Australian health insurance business targeted by the ransomware attack, attakers accessed its customers’ data. Ransomware did not encrypt Medibank's systems, but thieves frequently steal data to blackmail their victims. They investigated the incident and took actions to protect of their customers’ data very seriously.

MedibankRansomware10056/2022
Rankiteo Explanation :
Attack threatening the organization’s existence

Description: Medibank, one of Australia’s largest private health insurers, suffered a devastating **ransomware attack in 2022**, orchestrated by cybercriminals linked to **Aleksandr Ermakov**—a key figure sanctioned in the recent bulletproof hosting crackdown. The breach resulted in the **theft of sensitive personal and health data of 9.7 million current and former customers**, including names, addresses, dates of birth, Medicare numbers, and even **highly sensitive health claims data** (e.g., mental health, drug addiction, and abortion records). The attackers, affiliated with the **REvil ransomware group**, initially demanded a ransom, but Medibank refused to pay, leading to the **public dump of stolen data on the dark web**. The fallout was catastrophic: **class-action lawsuits**, regulatory investigations, and **irreparable reputational damage**. Customers faced **identity theft risks, blackmail attempts, and fraudulent activities** tied to their exposed data. The financial toll exceeded **$35–50 million AUD** in direct costs, including **remediation, legal fees, and customer compensation**, while the **long-term erosion of trust** led to **customer churn and market share decline**. The attack also triggered **government scrutiny over cybersecurity failures**, with Medibank’s CEO later stepping down. The incident remains one of Australia’s **worst data breaches**, exemplifying how ransomware-as-a-service (RaaS) ecosystems, enabled by bulletproof hosting, can cripple critical infrastructure.

MedibankRansomware100511/2022
Rankiteo Explanation :
Attack threatening the organization's existence

Description: Hackers managed to gain access to all of the Medibank's customers’ personal data. Medibank denied to pay ransom in hack that impacted 9.7 million current and former customers and some of their authorized representatives. The criminals accessed data including the name, date of birth, address, phone number and email address. The criminals are also believed to have accessed health claims data for 480,000 customers, including “codes associated with diagnosis and procedures administered.”

Medibank
Breach
Severity: 100
Impact: 6
Seen: 11/2022
Blog:
Rankiteo Explanation
Attack threatening the economy of a geographical region

Description: Medibank, Australia's largest health insurer, has suffered a cybersecurity incident. It has led to a data breach of around 9.7 million of the company's customers and clients. They accessed data such as the name, date of birth, mailing address, phone number and email address of those affected, along with other information such as customer and credit card IDs, among others.

Medibank
Cyber Attack
Severity: 85
Impact: 4
Seen: 10/2022
Blog:
Rankiteo Explanation
Attack with significant impact with customers data leaks

Description: Health insurer Medibank Private says it has been hit by a cyber attack. The company said "unusual activity" had been detected on its network on Wednesday, but there was no evidence sensitive data, including customer information, had been accessed. Some customer-facing systems have been taken down which will cause "regrettable disruptions" to some customers, but health services will still be available. It is the latest cyber attack after the Optus breach last month, which affected millions of customers.

Medibank
Cyber Attack
Severity: 100
Impact: 5
Seen: 5/2025
Blog:
Rankiteo Explanation
Attack threatening the organization's existence

Description: Medibank experienced a high-profile cyberattack where sensitive customer data, including personal and financial information, was compromised. This attack exposed the personal information of customers, leading to significant reputational damage and potential legal consequences for the company.

Medibank
Ransomware
Severity: 70
Impact: 4
Seen: 10/2022
Blog:
Rankiteo Explanation
Attack with significant impact with customers data leaks

Description: Medibank, the Australian health insurance business targeted by the ransomware attack, attakers accessed its customers’ data. Ransomware did not encrypt Medibank's systems, but thieves frequently steal data to blackmail their victims. They investigated the incident and took actions to protect of their customers’ data very seriously.

Medibank
Ransomware
Severity: 100
Impact: 5
Seen: 6/2022
Blog:
Rankiteo Explanation
Attack threatening the organization’s existence

Description: Medibank, one of Australia’s largest private health insurers, suffered a devastating **ransomware attack in 2022**, orchestrated by cybercriminals linked to **Aleksandr Ermakov**—a key figure sanctioned in the recent bulletproof hosting crackdown. The breach resulted in the **theft of sensitive personal and health data of 9.7 million current and former customers**, including names, addresses, dates of birth, Medicare numbers, and even **highly sensitive health claims data** (e.g., mental health, drug addiction, and abortion records). The attackers, affiliated with the **REvil ransomware group**, initially demanded a ransom, but Medibank refused to pay, leading to the **public dump of stolen data on the dark web**. The fallout was catastrophic: **class-action lawsuits**, regulatory investigations, and **irreparable reputational damage**. Customers faced **identity theft risks, blackmail attempts, and fraudulent activities** tied to their exposed data. The financial toll exceeded **$35–50 million AUD** in direct costs, including **remediation, legal fees, and customer compensation**, while the **long-term erosion of trust** led to **customer churn and market share decline**. The attack also triggered **government scrutiny over cybersecurity failures**, with Medibank’s CEO later stepping down. The incident remains one of Australia’s **worst data breaches**, exemplifying how ransomware-as-a-service (RaaS) ecosystems, enabled by bulletproof hosting, can cripple critical infrastructure.

Medibank
Ransomware
Severity: 100
Impact: 5
Seen: 11/2022
Blog:
Rankiteo Explanation
Attack threatening the organization's existence

Description: Hackers managed to gain access to all of the Medibank's customers’ personal data. Medibank denied to pay ransom in hack that impacted 9.7 million current and former customers and some of their authorized representatives. The criminals accessed data including the name, date of birth, address, phone number and email address. The criminals are also believed to have accessed health claims data for 480,000 customers, including “codes associated with diagnosis and procedures administered.”

Ailogo

Medibank Company Scoring based on AI Models

Cyber Incidents Likelihood 3 - 6 - 9 months

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Incident Predictions locked
Access Monitoring Plan

A.I Risk Score Likelihood 3 - 6 - 9 months

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A.I. Risk Score Predictions locked
Access Monitoring Plan
statics

Underwriter Stats for Medibank

Incidents vs Insurance Industry Average (This Year)

Medibank has 49.25% more incidents than the average of same-industry companies with at least one recorded incident.

Incidents vs All-Companies Average (This Year)

Medibank has 56.25% more incidents than the average of all companies with at least one recorded incident.

Incident Types Medibank vs Insurance Industry Avg (This Year)

Medibank reported 1 incidents this year: 1 cyber attacks, 0 ransomware, 0 vulnerabilities, 0 data breaches, compared to industry peers with at least 1 incident.

Incident History — Medibank (X = Date, Y = Severity)

Medibank cyber incidents detection timeline including parent company and subsidiaries

Medibank Company Subsidiaries

SubsidiaryImage

At Medibank we are motivated by improving the health of all Australians and the health of our members. We are passionate about building a better health system that is centred on people, and sustainable in the long term. Medibank’s core business is the underwriting and distribution of private health insurance policies through our two brands, Medibank and ahm. We also provide a range of integrated healthcare services to our private health insurance policyholders, government, corporate and other retail customers. Medibank’s headquarters are in Melbourne, Victoria, with operations throughout Australia.

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Medibank CyberSecurity News

November 04, 2025 08:00 AM
This Aussie start-up plans to make Medibank-style breaches impossible

The catastrophic data breaches that exposed millions of Australians' personal information at Medibank and Optus revealed a fundamental flaw...

November 04, 2025 08:00 AM
This Aussie start-up plans to make Medibank-style breaches impossible

The catastrophic data breaches that exposed millions of Australians' personal information at Medibank and Optus revealed a fundamental flaw...

June 20, 2025 07:00 AM
Australian Privacy Commissioner Report Highlights Medibank Security Failings

A 2022 attack on health insurance provider Medibank was likely caused by a lack of multi-factor authentication.

April 13, 2025 07:00 AM
Legal professional privilege in cybersecurity incident reports – mere ‘incantations’ are not sufficient

A recent Federal Court decision in the Medibank data breach class action highlights the limits of legal professional privilege in respect of...

April 09, 2025 07:00 AM
ASIC v FIIG: Lessons to be learnt from cybersecurity enforcement action taken by ASIC

For only the second time ever, ASIC has taken enforcement action against the holder of an Australian Financial Services Licence alleging...

April 04, 2025 07:00 AM
Medibank can’t shield Deloitte reports from data breach class action

Medibank will have to hand up three post-incident reports by Deloitte into its massive October 2022 data breach, after a judge found the...

February 14, 2025 02:20 PM
Australia Imposes New Cyber Sanctions in Response to Medibank Private Cyberattack

The government of Prime Minister Anthony Albanese has imposed additional cyber sanctions in response to a major 2022 cyberattack that hit Medibank Private.

February 12, 2025 08:00 AM
Further cyber sanctions in response to Medibank Private cyberattack

The Albanese Government has imposed additional cyber sanctions in response to the 2022 cyberattack against Medibank Private.

February 12, 2025 08:00 AM
Russian criminals sanctioned over Medibank hack

The Australian government has imposed new cyber sanctions against hosting platform ZServers and five Russian individuals who enabled a landmark 2022 data...

faq

Frequently Asked Questions

Explore insights on cybersecurity incidents, risk posture, and Rankiteo's assessments.

Medibank CyberSecurity History Information

Official Website of Medibank

The official website of Medibank is https://www.medibank.com.au.

Medibank’s AI-Generated Cybersecurity Score

According to Rankiteo, Medibank’s AI-generated cybersecurity score is 526, reflecting their Critical security posture.

How many security badges does Medibank’ have ?

According to Rankiteo, Medibank currently holds 0 security badges, indicating that no recognized compliance certifications are currently verified for the organization.

Does Medibank have SOC 2 Type 1 certification ?

According to Rankiteo, Medibank is not certified under SOC 2 Type 1.

Does Medibank have SOC 2 Type 2 certification ?

According to Rankiteo, Medibank does not hold a SOC 2 Type 2 certification.

Does Medibank comply with GDPR ?

According to Rankiteo, Medibank is not listed as GDPR compliant.

Does Medibank have PCI DSS certification ?

According to Rankiteo, Medibank does not currently maintain PCI DSS compliance.

Does Medibank comply with HIPAA ?

According to Rankiteo, Medibank is not compliant with HIPAA regulations.

Does Medibank have ISO 27001 certification ?

According to Rankiteo,Medibank is not certified under ISO 27001, indicating the absence of a formally recognized information security management framework.

Industry Classification of Medibank

Medibank operates primarily in the Insurance industry.

Number of Employees at Medibank

Medibank employs approximately 3,712 people worldwide.

Subsidiaries Owned by Medibank

Medibank presently has no subsidiaries across any sectors.

Medibank’s LinkedIn Followers

Medibank’s official LinkedIn profile has approximately 56,069 followers.

NAICS Classification of Medibank

Medibank is classified under the NAICS code 524, which corresponds to Insurance Carriers and Related Activities.

Medibank’s Presence on Crunchbase

No, Medibank does not have a profile on Crunchbase.

Medibank’s Presence on LinkedIn

Yes, Medibank maintains an official LinkedIn profile, which is actively utilized for branding and talent engagement, which can be accessed here: https://www.linkedin.com/company/medibank.

Cybersecurity Incidents Involving Medibank

As of December 04, 2025, Rankiteo reports that Medibank has experienced 6 cybersecurity incidents.

Number of Peer and Competitor Companies

Medibank has an estimated 14,960 peer or competitor companies worldwide.

What types of cybersecurity incidents have occurred at Medibank ?

Incident Types: The types of cybersecurity incidents that have occurred include Cyber Attack, Ransomware and Breach.

How does Medibank detect and respond to cybersecurity incidents ?

Detection and Response: The company detects and responds to cybersecurity incidents through an law enforcement notified with yes, and and third party assistance with u.s. treasury’s office of foreign assets control (ofac), third party assistance with u.k. foreign, commonwealth & development office, third party assistance with australian department of foreign affairs, and and containment measures with asset freezes, containment measures with travel bans, containment measures with business transaction prohibitions, and remediation measures with disruption of bulletproof hosting infrastructure, remediation measures with increased operational costs for ransomware actors, and communication strategy with public attribution of sanctioned entities, communication strategy with diplomatic messaging to encourage global coordination, and enhanced monitoring with persistent monitoring of bulletproof hosting providers, enhanced monitoring with collaboration with infrastructure providers and domain registrars..

Incident Details

Can you provide details on each incident ?

Incident : Ransomware Attack

Title: Medibank Ransomware Attack

Description: Medibank, the Australian health insurance business, was targeted by a ransomware attack where attackers accessed its customers’ data. The ransomware did not encrypt Medibank's systems, but thieves frequently steal data to blackmail their victims. Medibank investigated the incident and took actions to protect their customers’ data very seriously.

Type: Ransomware Attack

Motivation: Data Theft and Blackmail

Incident : Cyber Attack

Title: Medibank Private Cyber Attack

Description: Health insurer Medibank Private experienced a cyber attack with unusual activity detected on its network. No evidence of sensitive data access was found, but some customer-facing systems were taken down, causing disruptions.

Date Detected: Wednesday

Type: Cyber Attack

Incident : Data Breach

Title: Medibank Data Breach

Description: Hackers managed to gain access to all of Medibank's customers’ personal data. Medibank denied to pay ransom in hack that impacted 9.7 million current and former customers and some of their authorized representatives. The criminals accessed data including the name, date of birth, address, phone number and email address. The criminals are also believed to have accessed health claims data for 480,000 customers, including “codes associated with diagnosis and procedures administered.”

Type: Data Breach

Incident : Data Breach

Title: Medibank Data Breach

Description: Medibank, Australia's largest health insurer, has suffered a cybersecurity incident leading to a data breach of around 9.7 million of the company's customers and clients. They accessed data such as the name, date of birth, mailing address, phone number and email address of those affected, along with other information such as customer and credit card IDs, among others.

Type: Data Breach

Incident : Legislation

Title: Australia Requires Ransomware Victims to Report Extortion Payments

Description: Australia has implemented a new law requiring organizations with an annual turnover greater than AUS $3 million to report ransomware extortion payments to the Australian Signals Directorate (ASD) within 72 hours.

Type: Legislation

Motivation: Improve visibility over ransomware threats

Incident : Sanction

Title: Joint Sanctions Imposed on Bulletproof Hosting Providers Enabling Ransomware Operations

Description: The governments of the United States, United Kingdom, and Australia imposed joint sanctions against individuals and entities (Aleksandr Ermakov, Aleksandr Rakitin, PVServers/DataImpulse, and LumoHost) involved in providing bulletproof hosting (BPH) services. These services were used by ransomware gangs and other threat actors to ignore abuse complaints, law enforcement takedown requests, and legal inquiries, enabling global cybercriminal activity. The sanctions include asset freezes, travel bans, and prohibitions on business transactions with the listed entities, targeting the infrastructure layer of the ransomware economy to disrupt operations before payload delivery.

Type: Sanction

Attack Vector: Bulletproof Hosting (BPH)Malicious Infrastructure Provisioning

Threat Actor: Name: Aleksandr Ermakov, Role: Bulletproof Hosting Provider, Nationality: Russian, Associated Attacks: ['Medibank ransomware attack (Australia)'], Name: Aleksandr Rakitin, Role: Bulletproof Hosting Operator, Nationality: Russian, Name: PVServers (DataImpulse), Role: Hosting Outfit for Threat Actors, Type: Entity, Name: LumoHost, Role: Ransomware Infrastructure Concealment, Type: Entity, Operator: Aleksandr Rakitin.

Motivation: Financial GainFacilitation of CybercrimeInfrastructure-as-a-Service for Ransomware

What are the most common types of attacks the company has faced ?

Common Attack Types: The most common types of attacks the company has faced is Ransomware.

How does the company identify the attack vectors used in incidents ?

Identification of Attack Vectors: The company identifies the attack vectors used in incidents through Bulletproof hosting services (PVServers and LumoHost).

Impact of the Incidents

What was the impact of each incident ?

Incident : Ransomware Attack MED220191022

Data Compromised: Customer Data

Incident : Cyber Attack MED192551122

Systems Affected: customer-facing systems

Operational Impact: regrettable disruptions

Incident : Data Breach MED23271122

Data Compromised: Personal data, Health claims data

Incident : Data Breach MED048271122

Data Compromised: Name, Date of birth, Mailing address, Phone number, Email address, Customer ids, Credit card ids

Incident : Sanction MED2232322112125

Operational Impact: Disruption of ransomware supply chainIncreased operational costs for cybercriminalsRisk of secondary penalties for entities transacting with sanctioned parties

Brand Reputation Impact: Diplomatic message against cybercrime enablersDeterrence for infrastructure providers

Legal Liabilities: Asset freezesTravel bansProhibitions on business transactionsSecondary penalties for non-compliance

What types of data are most commonly compromised in incidents ?

Commonly Compromised Data Types: The types of data most commonly compromised in incidents are Customer Data, Personal Data, Health Claims Data, , Name, Date Of Birth, Mailing Address, Phone Number, Email Address, Customer Ids, Credit Card Ids and .

Which entities were affected by each incident ?

Incident : Ransomware Attack MED220191022

Entity Name: Medibank

Entity Type: Health Insurance Business

Industry: Healthcare

Location: Australia

Incident : Cyber Attack MED192551122

Entity Name: Medibank Private

Entity Type: Health Insurer

Industry: Healthcare

Incident : Data Breach MED23271122

Entity Name: Medibank

Entity Type: Health Insurance

Industry: Healthcare

Customers Affected: 9700000

Incident : Data Breach MED048271122

Entity Name: Medibank

Entity Type: Health Insurer

Industry: Healthcare

Location: Australia

Customers Affected: 9700000

Incident : Legislation MED718053025

Entity Name: Australian Organizations

Entity Type: Business

Industry: Various

Location: Australia

Size: Annual turnover greater than AUS $3 million

Incident : Sanction MED2232322112125

Entity Name: PVServers (DataImpulse)

Entity Type: Hosting Provider

Industry: Cybercrime Infrastructure

Customers Affected: Ransomware gangs, Phishing operators, Malware C2 server hosts

Incident : Sanction MED2232322112125

Entity Name: LumoHost

Entity Type: Hosting Provider

Industry: Cybercrime Infrastructure

Customers Affected: Ransomware groups, Threat actors requiring resilient infrastructure

Incident : Sanction MED2232322112125

Entity Name: Aleksandr Ermakov

Entity Type: Individual

Industry: Cybercrime Enablement

Location: Russia

Incident : Sanction MED2232322112125

Entity Name: Aleksandr Rakitin

Entity Type: Individual

Industry: Cybercrime Enablement

Location: Russia

Response to the Incidents

What measures were taken in response to each incident ?

Incident : Legislation MED718053025

Law Enforcement Notified: Yes

Incident : Sanction MED2232322112125

Incident Response Plan Activated: True

Third Party Assistance: U.S. Treasury’S Office Of Foreign Assets Control (Ofac), U.K. Foreign, Commonwealth & Development Office, Australian Department Of Foreign Affairs.

Containment Measures: Asset freezesTravel bansBusiness transaction prohibitions

Remediation Measures: Disruption of bulletproof hosting infrastructureIncreased operational costs for ransomware actors

Communication Strategy: Public attribution of sanctioned entitiesDiplomatic messaging to encourage global coordination

Enhanced Monitoring: Persistent monitoring of bulletproof hosting providersCollaboration with infrastructure providers and domain registrars

How does the company involve third-party assistance in incident response ?

Third-Party Assistance: The company involves third-party assistance in incident response through U.S. Treasury’s Office of Foreign Assets Control (OFAC), U.K. Foreign, Commonwealth & Development Office, Australian Department of Foreign Affairs, .

Data Breach Information

What type of data was compromised in each breach ?

Incident : Ransomware Attack MED220191022

Type of Data Compromised: Customer Data

Incident : Data Breach MED23271122

Type of Data Compromised: Personal data, Health claims data

Number of Records Exposed: 9700000

Sensitivity of Data: High

Personally Identifiable Information: namedate of birthaddressphone numberemail address

Incident : Data Breach MED048271122

Type of Data Compromised: Name, Date of birth, Mailing address, Phone number, Email address, Customer ids, Credit card ids

Number of Records Exposed: 9700000

What measures does the company take to prevent data exfiltration ?

Prevention of Data Exfiltration: The company takes the following measures to prevent data exfiltration: Disruption of bulletproof hosting infrastructure, Increased operational costs for ransomware actors, .

How does the company handle incidents involving personally identifiable information (PII) ?

Handling of PII Incidents: The company handles incidents involving personally identifiable information (PII) through by asset freezes, travel bans, business transaction prohibitions and .

Ransomware Information

Was ransomware involved in any of the incidents ?

Incident : Ransomware Attack MED220191022

Data Exfiltration: True

Incident : Data Breach MED23271122

Ransom Paid: No

Regulatory Compliance

Were there any regulatory violations and fines imposed for each incident ?

Incident : Legislation MED718053025

Regulatory Notifications: Australian Signals Directorate (ASD)

Incident : Sanction MED2232322112125

Regulations Violated: International Sanctions (OFAC, UK FCDO, Australian DFAT),

Legal Actions: Asset freezes, Travel bans, Business prohibitions,

Regulatory Notifications: Public sanction listsSecondary penalty warnings for non-compliant entities

How does the company ensure compliance with regulatory requirements ?

Ensuring Regulatory Compliance: The company ensures compliance with regulatory requirements through Asset freezes, Travel bans, Business prohibitions, .

Lessons Learned and Recommendations

What lessons were learned from each incident ?

Incident : Sanction MED2232322112125

Lessons Learned: Targeting cybercrime infrastructure (e.g., bulletproof hosting) can disrupt ransomware operations at the supply chain level., International collaboration is critical for effective enforcement against globally distributed threat actors., Bulletproof hosting providers frequently rebrand and change jurisdictions to evade scrutiny, requiring persistent monitoring., Sanctions against enablers (not just direct attackers) increase operational risks for cybercriminals and deter infrastructure providers.

What recommendations were made to prevent future incidents ?

Incident : Sanction MED2232322112125

Recommendations: Enhance cross-border cooperation to track and disrupt bulletproof hosting providers., Implement stricter due diligence for hosting services to prevent abuse by cybercriminals., Encourage domain registrars and infrastructure providers to proactively monitor and report suspicious activity., Expand sanctions to include other layers of the ransomware economy (e.g., access brokers, cryptocurrency mixers)., Invest in technological solutions to detect and attribute malicious infrastructure reuse.Enhance cross-border cooperation to track and disrupt bulletproof hosting providers., Implement stricter due diligence for hosting services to prevent abuse by cybercriminals., Encourage domain registrars and infrastructure providers to proactively monitor and report suspicious activity., Expand sanctions to include other layers of the ransomware economy (e.g., access brokers, cryptocurrency mixers)., Invest in technological solutions to detect and attribute malicious infrastructure reuse.Enhance cross-border cooperation to track and disrupt bulletproof hosting providers., Implement stricter due diligence for hosting services to prevent abuse by cybercriminals., Encourage domain registrars and infrastructure providers to proactively monitor and report suspicious activity., Expand sanctions to include other layers of the ransomware economy (e.g., access brokers, cryptocurrency mixers)., Invest in technological solutions to detect and attribute malicious infrastructure reuse.Enhance cross-border cooperation to track and disrupt bulletproof hosting providers., Implement stricter due diligence for hosting services to prevent abuse by cybercriminals., Encourage domain registrars and infrastructure providers to proactively monitor and report suspicious activity., Expand sanctions to include other layers of the ransomware economy (e.g., access brokers, cryptocurrency mixers)., Invest in technological solutions to detect and attribute malicious infrastructure reuse.Enhance cross-border cooperation to track and disrupt bulletproof hosting providers., Implement stricter due diligence for hosting services to prevent abuse by cybercriminals., Encourage domain registrars and infrastructure providers to proactively monitor and report suspicious activity., Expand sanctions to include other layers of the ransomware economy (e.g., access brokers, cryptocurrency mixers)., Invest in technological solutions to detect and attribute malicious infrastructure reuse.

What are the key lessons learned from past incidents ?

Key Lessons Learned: The key lessons learned from past incidents are Targeting cybercrime infrastructure (e.g., bulletproof hosting) can disrupt ransomware operations at the supply chain level.,International collaboration is critical for effective enforcement against globally distributed threat actors.,Bulletproof hosting providers frequently rebrand and change jurisdictions to evade scrutiny, requiring persistent monitoring.,Sanctions against enablers (not just direct attackers) increase operational risks for cybercriminals and deter infrastructure providers.

References

Where can I find more information about each incident ?

Incident : Sanction MED2232322112125

Source: U.S. Treasury’s Office of Foreign Assets Control (OFAC)

Incident : Sanction MED2232322112125

Source: U.K. Foreign, Commonwealth & Development Office

Incident : Sanction MED2232322112125

Source: Australian Department of Foreign Affairs and Trade

Incident : Sanction MED2232322112125

Source: Statement by Jaishankar Venkatesan, Director of the U.K. Foreign Sanctions Office

Where can stakeholders find additional resources on cybersecurity best practices ?

Additional Resources: Stakeholders can find additional resources on cybersecurity best practices at and Source: U.S. Treasury’s Office of Foreign Assets Control (OFAC), and Source: U.K. Foreign, Commonwealth & Development Office, and Source: Australian Department of Foreign Affairs and Trade, and Source: Statement by Jaishankar Venkatesan, Director of the U.K. Foreign Sanctions Office.

Investigation Status

What is the current status of the investigation for each incident ?

Incident : Ransomware Attack MED220191022

Investigation Status: Investigated

Incident : Sanction MED2232322112125

Investigation Status: Ongoing (sanctions imposed; monitoring for compliance and rebranding attempts)

How does the company communicate the status of incident investigations to stakeholders ?

Communication of Investigation Status: The company communicates the status of incident investigations to stakeholders through Public Attribution Of Sanctioned Entities and Diplomatic Messaging To Encourage Global Coordination.

Stakeholder and Customer Advisories

Were there any advisories issued to stakeholders or customers for each incident ?

Incident : Sanction MED2232322112125

Stakeholder Advisories: Organizations Are Warned Against Transacting With Sanctioned Entities To Avoid Secondary Penalties., Infrastructure Providers (E.G., Hosting Services, Domain Registrars) Are Advised To Enhance Abuse Detection And Reporting Mechanisms., Financial Institutions Are Urged To Monitor Transactions Linked To Bulletproof Hosting Operators..

What advisories does the company provide to stakeholders and customers following an incident ?

Advisories Provided: The company provides the following advisories to stakeholders and customers following an incident: were Organizations Are Warned Against Transacting With Sanctioned Entities To Avoid Secondary Penalties., Infrastructure Providers (E.G., Hosting Services, Domain Registrars) Are Advised To Enhance Abuse Detection And Reporting Mechanisms. and Financial Institutions Are Urged To Monitor Transactions Linked To Bulletproof Hosting Operators..

Initial Access Broker

How did the initial access broker gain entry for each incident ?

Incident : Sanction MED2232322112125

Entry Point: Bulletproof Hosting Services (Pvservers, Lumohost),

High Value Targets: Ransomware Groups, Phishing Operators, Malware C2 Servers,

Data Sold on Dark Web: Ransomware Groups, Phishing Operators, Malware C2 Servers,

Post-Incident Analysis

What were the root causes and corrective actions taken for each incident ?

Incident : Sanction MED2232322112125

Root Causes: Lack Of Accountability For Cybercrime-Enabling Infrastructure Providers., Jurisdictional Challenges In Attributing And Sanctioning Threat Actors Operating Across Borders., Rebranding And Operational Flexibility Of Bulletproof Hosting Services To Evade Law Enforcement.,

Corrective Actions: Expand Sanctions To Cover The Full Ransomware Supply Chain (Infrastructure, Access Brokers, Monetization)., Strengthen International Frameworks For Sharing Threat Intelligence And Enforcement Actions., Develop Technological Tools To Track Infrastructure Reuse And Attribute Malicious Activity., Impose Stricter Regulatory Requirements On Hosting Providers To Prevent Abuse.,

What is the company's process for conducting post-incident analysis ?

Post-Incident Analysis Process: The company's process for conducting post-incident analysis is described as U.S. Treasury’S Office Of Foreign Assets Control (Ofac), U.K. Foreign, Commonwealth & Development Office, Australian Department Of Foreign Affairs, , Persistent Monitoring Of Bulletproof Hosting Providers, Collaboration With Infrastructure Providers And Domain Registrars, .

What corrective actions has the company taken based on post-incident analysis ?

Corrective Actions Taken: The company has taken the following corrective actions based on post-incident analysis: Expand Sanctions To Cover The Full Ransomware Supply Chain (Infrastructure, Access Brokers, Monetization)., Strengthen International Frameworks For Sharing Threat Intelligence And Enforcement Actions., Develop Technological Tools To Track Infrastructure Reuse And Attribute Malicious Activity., Impose Stricter Regulatory Requirements On Hosting Providers To Prevent Abuse., .

Additional Questions

General Information

Has the company ever paid ransoms ?

Ransom Payment History: The company has Paid ransoms in the past.

Who was the attacking group in the last incident ?

Last Attacking Group: The attacking group in the last incident were an Name: Aleksandr ErmakovRole: Bulletproof Hosting ProviderNationality: RussianAssociated Attacks: Medibank ransomware attack (Australia) and Name: Aleksandr RakitinRole: Bulletproof Hosting OperatorNationality: RussianName: PVServers (DataImpulse)Role: Hosting Outfit for Threat ActorsType: EntityName: LumoHostRole: Ransomware Infrastructure ConcealmentType: EntityOperator: Aleksandr Rakitin.

Incident Details

What was the most recent incident detected ?

Most Recent Incident Detected: The most recent incident detected was on Wednesday.

Impact of the Incidents

What was the most significant data compromised in an incident ?

Most Significant Data Compromised: The most significant data compromised in an incident were Customer Data, Personal Data, Health Claims Data, , name, date of birth, mailing address, phone number, email address, customer IDs, credit card IDs and .

What was the most significant system affected in an incident ?

Most Significant System Affected: The most significant system affected in an incident was customer-facing systems.

Response to the Incidents

What third-party assistance was involved in the most recent incident ?

Third-Party Assistance in Most Recent Incident: The third-party assistance involved in the most recent incident was u.s. treasury’s office of foreign assets control (ofac), u.k. foreign, commonwealth & development office, australian department of foreign affairs, .

What containment measures were taken in the most recent incident ?

Containment Measures in Most Recent Incident: The containment measures taken in the most recent incident was Asset freezesTravel bansBusiness transaction prohibitions.

Data Breach Information

What was the most sensitive data compromised in a breach ?

Most Sensitive Data Compromised: The most sensitive data compromised in a breach were date of birth, Health Claims Data, name, mailing address, credit card IDs, Personal Data, Customer Data, customer IDs, email address and phone number.

What was the number of records exposed in the most significant breach ?

Number of Records Exposed in Most Significant Breach: The number of records exposed in the most significant breach was 1.9K.

Ransomware Information

What was the highest ransom paid in a ransomware incident ?

Highest Ransom Paid: The highest ransom paid in a ransomware incident was No.

Regulatory Compliance

What was the most significant legal action taken for a regulatory violation ?

Most Significant Legal Action: The most significant legal action taken for a regulatory violation was Asset freezes, Travel bans, Business prohibitions, .

Lessons Learned and Recommendations

What was the most significant lesson learned from past incidents ?

Most Significant Lesson Learned: The most significant lesson learned from past incidents was Sanctions against enablers (not just direct attackers) increase operational risks for cybercriminals and deter infrastructure providers.

What was the most significant recommendation implemented to improve cybersecurity ?

Most Significant Recommendation Implemented: The most significant recommendation implemented to improve cybersecurity was Encourage domain registrars and infrastructure providers to proactively monitor and report suspicious activity., Expand sanctions to include other layers of the ransomware economy (e.g., access brokers, cryptocurrency mixers)., Implement stricter due diligence for hosting services to prevent abuse by cybercriminals., Enhance cross-border cooperation to track and disrupt bulletproof hosting providers. and Invest in technological solutions to detect and attribute malicious infrastructure reuse..

References

What is the most recent source of information about an incident ?

Most Recent Source: The most recent source of information about an incident are Australian Department of Foreign Affairs and Trade, U.S. Treasury’s Office of Foreign Assets Control (OFAC), Statement by Jaishankar Venkatesan, Director of the U.K. Foreign Sanctions Office, U.K. Foreign and Commonwealth & Development Office.

Investigation Status

What is the current status of the most recent investigation ?

Current Status of Most Recent Investigation: The current status of the most recent investigation is Investigated.

Stakeholder and Customer Advisories

What was the most recent stakeholder advisory issued ?

Most Recent Stakeholder Advisory: The most recent stakeholder advisory issued was Organizations are warned against transacting with sanctioned entities to avoid secondary penalties., Infrastructure providers (e.g., hosting services, domain registrars) are advised to enhance abuse detection and reporting mechanisms., Financial institutions are urged to monitor transactions linked to bulletproof hosting operators., .

Initial Access Broker

cve

Latest Global CVEs (Not Company-Specific)

Description

MCP Server Kubernetes is an MCP Server that can connect to a Kubernetes cluster and manage it. Prior to 2.9.8, there is a security issue exists in the exec_in_pod tool of the mcp-server-kubernetes MCP Server. The tool accepts user-provided commands in both array and string formats. When a string format is provided, it is passed directly to shell interpretation (sh -c) without input validation, allowing shell metacharacters to be interpreted. This vulnerability can be exploited through direct command injection or indirect prompt injection attacks, where AI agents may execute commands without explicit user intent. This vulnerability is fixed in 2.9.8.

Risk Information
cvss3
Base: 6.4
Severity: HIGH
CVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:U/C:H/I:H/A:H
Description

XML external entity (XXE) injection in eyoucms v1.7.1 allows remote attackers to cause a denial of service via crafted body of a POST request.

Description

An issue was discovered in Fanvil x210 V2 2.12.20 allowing unauthenticated attackers on the local network to access administrative functions of the device (e.g. file upload, firmware update, reboot...) via a crafted authentication bypass.

Description

Cal.com is open-source scheduling software. Prior to 5.9.8, A flaw in the login credentials provider allows an attacker to bypass password verification when a TOTP code is provided, potentially gaining unauthorized access to user accounts. This issue exists due to problematic conditional logic in the authentication flow. This vulnerability is fixed in 5.9.8.

Risk Information
cvss4
Base: 9.9
Severity: LOW
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Description

Rhino is an open-source implementation of JavaScript written entirely in Java. Prior to 1.8.1, 1.7.15.1, and 1.7.14.1, when an application passed an attacker controlled float poing number into the toFixed() function, it might lead to high CPU consumption and a potential Denial of Service. Small numbers go through this call stack: NativeNumber.numTo > DToA.JS_dtostr > DToA.JS_dtoa > DToA.pow5mult where pow5mult attempts to raise 5 to a ridiculous power. This vulnerability is fixed in 1.8.1, 1.7.15.1, and 1.7.14.1.

Risk Information
cvss4
Base: 5.5
Severity: LOW
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

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Network Security

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SBOM (Software Bill of Materials)

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