TA866

Also known as: TA866

According to Proofpoint, TA866 is a newly identified threat actor that distributes malware via email utilizing both commodity and custom tools. While most of the activity observed occurred since October 2022, Proofpoint researchers identified multiple activity clusters since 2019 that overlap with TA866 activity. Most of the activity recently observed by Proofpoint suggests recent campaigns are financially motivated, however assessment of historic related activities suggests a possible, additional espionage objective.

🎯 Incident Type Financial Theft

Introduction

According to Proofpoint, TA866 is a newly identified threat actor that distributes malware via email utilizing both commodity and custom tools. While most of the activity observed occurred since October 2022, Proofpoint researchers identified multiple activity clusters since 2019 that overlap with TA866 activity. Most of the activity recently observed by Proofpoint suggests recent campaigns are financially motivated, however assessment of historic related activities suggests a possible, additional espionage objective.

Activities and Tactics

Incident Type: Financial Theft

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

  • Archelaus Beta

Attribution and Evidence

Information pending cataloguing.

References

References pending cataloguing.