BRONZE BUTLER
Also tracked as REDBALDKNIGHT, Tick
BRONZE BUTLER is a cyber espionage group with likely Chinese origins that has been active since at least 2008. The group primarily targets Japanese organizations, particularly those in government, biotechnology, electronics manufacturing, and industrial chemistry.
- Known attack methods
- 40
- Motive
- Espionage
- First seen
- 2008
- Source
- MITRE ATT&CK
How they break in
Techniques MITRE has documented this group using, mapped onto the ATT&CK matrix. Each one is a behaviour you can look for in your own logs, and a control you can test.
Reconnaissance
12 techniques
Resource Development
9 techniques · 1 used
Initial Access
11 techniques · 2 used
Execution
20 techniques · 4 used
Persistence
22 techniques · 1 used
Privilege Escalation
13 techniques · 1 used
Stealth
30 techniques · 5 used
Defense Impairment
18 techniques · 1 used
Credential Access
17 techniques · 1 used
Discovery
34 techniques · 6 used
Lateral Movement
9 techniques · 2 used
Collection
17 techniques · 4 used
Command and Control
18 techniques · 5 used
Exfiltration
9 techniques
Impact
15 techniques
Resource development1
Initial access2
Execution8
Persistence1
Privilege escalation1
Stealth8
Defense impairment1
Credential access1
Discovery6
Lateral movement2
Collection4
Malware
Families MITRE records this group deploying. Detection names for these are a reasonable place to start.
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.