HOMETHREATSAPT-C-12
APT / THREAT GROUP🕵️ ESPIONAGEADVANCED

APT-C-12

4
aliases
Last seen:Mar 17, 2026

Intelligence Profile

According to 360 TIC the actor has carried out continuous cyber espionage activities since 2011 on key units and departments of the Chinese government, military industry, scientific research, and finance. The organization focuses on information related to the nuclear industry and scientific research. The targets were mainly concentrated in mainland China...[M]ore than 670 malware samples have been collected from the group, including more than 60 malicious plugins specifically for lateral movement; more than 40 C2 domain names and IPs related to the organization have also been discovered.

Threat Analysis

APT-C-12 is a advanced-sophistication threat actor of undetermined national origin, engaged in cyber operations with a primary motivation of espionage.

The group's espionage-oriented operations suggest a state-sponsored or state-aligned mandate, typically focused on stealing intellectual property, government secrets, or military intelligence. Targets are usually selected for strategic value rather than financial gain.

Classified as an advanced threat actor, APT-C-12 likely develops or acquires zero-day exploits, employs custom malware toolchains, and demonstrates long-term persistence capabilities — hallmarks of a well-resourced operation consistent with nation-state backing.

External References

Quick Facts

TypeAPT / Threat Group
Motivation🕵️ espionage
Sophisticationadvanced
Aliases4
SourceMalpedia

Also Known As

Blue MushroomNuclearCrisisAPT-C-12Sapphire Mushroom

Research Links

Data sourced from Malpedia, Ransomware.live, RansomLook, and CTIWATCH OSINT collection. Actor attribution is based on available intelligence and may be incomplete.
APT-C-12 — APT / Threat Group | Threat Intelligence | CTIWATCH.COM