Threat Overview - Crimson Collective

Crimson Collective is an emerging cyber threat group that has recently focused on cloud environments, particularly targeting AWS instances, cloud-based GitLab deployments, and other critical enterprise cloud infrastructure. Their observed activity indicates that the group has evolved from opportunistic attacks into highly targeted campaigns leveraging stolen credentials, misconfigured cloud resources, and supply chain access to infiltrate enterprise networks. Over the past few months, the collective has been linked to data exfiltration incidents impacting organizations in North America, Europe, and Asia, including high-value technology and software development sectors. High profile victims such as Nintendo have been allegedly targeted for example.

The group’s operations allow attackers to gain unauthorized access to sensitive source code repositories, cloud storage, and internal documentation, enabling both financial extortion and strategic theft of intellectual property. These campaigns have led to significant operational disruption, reputational damage, and potential compliance violations for affected organizations.

TITAN References:

• Info Report: Crimson Collective hacking group members claim to compromise US-based Red Hat software provider
• Spot Report: 10 Oct 2025
• Spot Report: 13 Oct 2025

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Crimson Collective Hunt Collection

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AWS Relational Database Service (RDS) Discovery

This Hunt Package identifies activity that could be associated with discovery behaviors targeting AWS Relational Database Service (RDS) environment.

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AWS Network Level Information Discovery

This Hunt Package identifies activity that could be associated with discovery behaviors targeting AWS network configuration and infrastructure.

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AWS Elastic Compute Cloud (EC2) Discovery

This Hunt Package identifies activity that could be associated with discovery behaviors targeting AWS Elastic Compute Cloud (EC2) environment.

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AWS General Discovery Activity

This Hunt Package identifies activity that could be associated with discovery behaviors targeting AWS Identity and Access Management (IAM), Elastic Compute Cloud (EC2), Elastic Block Store (EBS), Simple Storage Service (S3), Network, Relational Database Service (RDS), Monitoring and Alerts, Messaging, and Application services and infrastructure.

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AWS Messaging Discovery

This Hunt Package identifies activity that could be associated with discovery behaviors targeting AWS Messaging services.

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AWS Simple Storage Service (S3) Discovery

This Hunt Package identifies activity that could be associated with discovery behaviors targeting AWS Simple Storage Service (S3) environment.

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AWS Application Discovery

This Hunt Package identifies activity that could be associated with discovery behaviors targeting AWS Application services.

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AWS Monitoring And Alert Discovery

This Hunt Package identifies activity that could be associated with discovery behaviors targeting AWS Monitoring and Alert services.

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AWS Elastic Block Store (EBS) Discovery

This Hunt Package identifies activity that could be associated with discovery behaviors targeting AWS Elastic Block Stores (EBS).

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AWS Identity And Access Management (IAM) Discovery

This Hunt Package identifies activity that could be associated with discovery behaviors targeting AWS Identity and Access Management (IAM).

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