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Intrusion setG0137

Ferocious Kitten

Ferocious Kitten is a threat group that has primarily targeted Persian-speaking individuals in Iran since at least 2015.

Documented techniques
6
First seen
2015
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.

resource development2

initial access1

execution1

stealth2

Malware

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

MarkiRAT

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.

BITSAdmin
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.