UNC4393

Also known as: Storm-1811, CURLY SPIDER, STAC5777, Cardinal, UNC4393

UNC4393 is a financially motivated threat actor primarily using BASTA ransomware. They have been active since early 2022 and have targeted over 40 organizations across various industries. UNC4393 has shown a willingness to cooperate with other threat clusters for initial access and has evolved from using existing tools to developing custom malware. They focus on efficient data exfiltration and multi-faceted extortion, often utilizing tools like COGSCAN and RCLONE for reconnaissance and data theft.

Introduction

UNC4393 is a financially motivated threat actor primarily using BASTA ransomware. They have been active since early 2022 and have targeted over 40 organizations across various industries. UNC4393 has shown a willingness to cooperate with other threat clusters for initial access and has evolved from using existing tools to developing custom malware. They focus on efficient data exfiltration and multi-faceted extortion, often utilizing tools like COGSCAN and RCLONE for reconnaissance and data theft.

Activities and Tactics

Information pending cataloguing.

Notable Campaigns

Information pending cataloguing.

Tactics, Techniques, and Procedures (TTPs)

Information pending cataloguing.

Notable Indicators of Compromise (IOCs)

No curated IOCs are currently published for this actor. This section will be updated when stable, attributable indicators are available.

Malware and Tools

  • CrossRat

Attribution and Evidence

Information pending cataloguing.

References

References pending cataloguing.