Intrusion setG1023

APT5

Also tracked as Mulberry Typhoon, MANGANESE, BRONZE FLEETWOOD, Keyhole Panda, UNC2630

APT5 is a China-based espionage actor that has been active since at least 2007 primarily targeting the telecommunications, aerospace, and defense industries throughout the U.S., Europe, and Asia. APT5 has displayed advanced tradecraft and significant interest in compromising networking devices and their underlying software including through the use of zero-day exploits.

Documented techniques
29
Assessed origin
China
Assessed motivation
Espionage
First seen
2007
Basis
MITRE ATT&CK

How they break in

Techniques MITRE has documented this group using, grouped by the stage of an attack they belong to. This is the actionable half: each one is a behaviour you can look for in your own logs, and a control you can test.

Malware

Families MITRE records this group deploying. Detection names for these are a reasonable place to start.

PACEMAKERPULSECHECKPoisonIvyRAPIDPULSESLIGHTPULSESLOWPULSESkeleton Keygh0st RAT

Tools

Legitimate or dual-use software the group is documented using. Most of it is software your own administrators use too, which is the point.

MimikatzNetPcShareTasklistnetstat

Campaigns

SPACEHOP Activity
Source: MITRE ATT&CK View the original record · Last synchronised 2026-09-09 · Origin and motivation are read from MITRE’s own description and are not structured fields in ATT&CK. Where the text does not attribute a group, this page leaves them blank rather than guessing.