APT33
Also tracked as HOLMIUM, Elfin, Peach Sandstorm
APT33 is a suspected Iranian threat group that has carried out operations since at least 2013. The group has targeted organizations across multiple industries in the United States, Saudi Arabia, and South Korea, with a particular interest in the aviation and energy sectors.
- Known attack methods
- 31
- Origin
- Iran
- First seen
- 2013
- 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 · 1 used
Execution
20 techniques · 4 used
Persistence
22 techniques · 1 used
Privilege Escalation
13 techniques · 2 used
Stealth
30 techniques · 2 used
Defense Impairment
18 techniques
Credential Access
17 techniques · 5 used
Discovery
34 techniques
Lateral Movement
9 techniques
Collection
17 techniques · 1 used
Command and Control
18 techniques · 5 used
Exfiltration
9 techniques · 1 used
Impact
15 techniques
Resource development1
Initial access2
Execution6
Persistence1
Privilege escalation2
Credential access9
Collection1
Command and control5
Fastnexa security experts
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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.