Trellix Insights: BitPaymer ransomware targets managed security service provider
Last Modified: 2022-08-16 12:44:26 Etc/GMT
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Trellix Insights: BitPaymer ransomware targets managed security service provider
Technical Articles ID:
KB92507
Last Modified: 2022-08-16 12:44:26 Etc/GMT Environment
IMPORTANT: This Knowledge Base article discusses a specific threat that is being automatically tracked by Trellix Insights technology. The content is intended for use by Trellix Insights users, but is provided for general knowledge to all customers. Contact us for more information about Trellix Insights.
Summary
Description of Campaign A managed security service provider (MSSP) located in Spain was targeted with the BitPaymer ransomware. The attacker used social engineering techniques to direct victims to compromised websites hosting fake software updates. The second stage of the attack used the Empire framework to infect users with the How to use this article:
Campaign IOC
Minimum Content Versions:
Detection Summary
Minimum set of Manual Rules to improve protection to block this campaign IMPORTANT: When you implement new rules or signatures, always first set them to Report mode before setting them to Block. Mitigate against triggering false positives when enabling new rules and signatures by always following best practices. For best practices for Endpoint Security Dynamic Application Containment rules, see KB87843 - Dynamic Application Containment rules and best practices. Endpoint Security - Advanced Threat Protection: Rule ID: 208 Identify suspicious files executing from the roaming folder Endpoint Security - Access Protection Rules: Running files from common user folders
Altering any file extension registrations Virusscan Enterprise - Access Protection Rules: Prevent programs registering as a service
Protect Internet Explorer favorites and settings Endpoint Security - Access Protection Custom Rules: Executables (Include): msra.exe Subrules: Subrule Type: Files Operations: Delete Targets (Include): * Aggressive set of Manual Rules to improve protection to block this campaign Minimum set of Manual Rules to improve protection to block this campaign IMPORTANT: When you implement new rules or signatures, always first set them to Report mode before setting them to Block. Mitigate against triggering false positives when enabling new rules and signatures by always following best practices. For best practices for Endpoint Security Dynamic Application Containment rules, see KB87843 - Dynamic Application Containment rules and best practices. Endpoint Security - Advanced Threat Protection:
Host Intrusion Prevention: Rule ID: 6010 Generic Application Hooking Protection Rule ID: 6011 Generic Application Invocation Protection Affected Products |
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