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UnclassifiedIdeologyAdvanced sophistication

Nemesis Kitten

Nemesis Kitten is an Iran-attributed threat actor group with an ideological motive, tracked by Brandefense. It uses 14 MITRE ATT&CK techniques.

Also known as
  • DEV-0270
  • DireFate
  • Yellow Dev 23
  • Yellow Dev 24
  • Lord Nemesis
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Origin
Iran
Techniques
14
Exploited CVEs
No CVE data
Record updated

About Nemesis Kitten.

Iranian state-aligned group known for using malicious Excel documents and GitHub for C2 infrastructure, with tactical overlaps with RedKitten.

Last updated Sep 11, 2026. Compiled by Brandefense technologies from structured threat intelligence and reviewed by Brandefense analysts. Techniques follow the MITRE ATT&CK framework.