ValleyRAT Insights: Tactics, Techniques, and Detection Methods

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External References

• https://www.splunk.com/
• https://otx.alienvault.com/

Description

ValleyRAT is a remote access Trojan targeting Chinese-speaking users through phishing campaigns. It employs multi-stage, multi-component tactics to evade detection and maintain persistence. The malware uses various techniques including process injection, registry manipulation, and UAC bypass. It attempts to disable antivirus software and evade sandboxes. ValleyRAT creates scheduled tasks and modifies registry keys for persistence. The analysis reveals its use of MITRE ATT&CK techniques such as startup folder manipulation, process injection, and command and control communication. The blog provides insights into ValleyRAT's tactics and offers detection methods to defend against this evolving threat.

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