Storm-0558

🔴 High
Also known as: Storm-0558, Antique Typhoon

Storm-0558 is a China-based threat actor with espionage objectives. While there are some minimal overlaps with other Chinese groups such as Violet Typhoon (ZIRCONIUM, APT31), Microsoft maintain high confidence that Storm-0558 operates as its own distinct group

🌍 Country China
Risk Level High
🎯 Incident Type Espionage
Government

Introduction

Storm-0558 is a China-based threat actor with espionage objectives. While there are some minimal overlaps with other Chinese groups such as Violet Typhoon (ZIRCONIUM, APT31), Microsoft maintain high confidence that Storm-0558 operates as its own distinct group

Activities and Tactics

Targeted Sectors: Government

Country of Origin: 🇨🇳 China

Risk Level: High

Incident Type: Espionage

Suspected Victims: United States, Germany

Notable Campaigns

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

  • China Chopper
  • Minimo

Attribution and Evidence

Country of Origin: China Additional attribution information pending cataloguing.

References

References pending cataloguing.