NEW: Group Profiler — instant APT intel lookup. Try it →

Dragonfly

G0035 Russia Espionage MITRE ATT&CK →

Also known as: TEMP.Isotope · DYMALLOY · Berserk Bear · TG-4192 · Crouching Yeti · IRON LIBERTY · Energetic Bear · Ghost Blizzard · BROMINE

Overview

Dragonfly is a cyber espionage group that has been attributed to Russia's Federal Security Service (FSB) Center 16. Active since at least 2010, Dragonfly has targeted defense and aviation companies, government entities, companies related to industrial control systems, and critical infrastructure sectors worldwide through supply chain, spearphishing, and drive-by compromise attacks.

Naming & attribution

Dragonfly is tracked under 10 names across the industry. It uses 56 documented ATT&CK techniques — more than 86% of the 174 groups tracked here. Activity attributed since at least 2010.

Who calls this group what — MITRE lists each alias with the report that used it, but not which vendor coined it.
NameFirst reported by
TEMP.IsotopeHultquist, J
DYMALLOYUK Gov
Berserk BearSlowik, J
TG-4192Secureworks
Crouching YetiSecureworks
IRON LIBERTYSecureworks
Energetic BearSymantec Security Response
Ghost BlizzardMicrosoft
BROMINEMicrosoft
DragonflySymantec Security Response

Distinctive techniques

Techniques this group uses that are rare across the other 173 tracked groups — these carry more signal than the near-universal ones.

  • T1187 Forced Authentication — used by 2 of 174 groups
  • T1564.002 Hidden Users — used by 2 of 174 groups
  • T1591.002 Business Relationships — used by 3 of 174 groups

Closest groups by technique overlap

Computed from shared ATT&CK techniques. Overlap is not attribution — distinct actors converge on the same tradecraft — but a high share is a useful pivot.

  • Threat Group-3390 China — 27 shared techniques (31% overlap)
  • APT41 China — 31 shared techniques (29% overlap)
  • menuPass China — 23 shared techniques (29% overlap)
  • APT39 Iran — 24 shared techniques (28% overlap)
  • Wizard Spider Russia — 24 shared techniques (25% overlap)
  • APT28 Russia — 29 shared techniques (24% overlap)

Targets

Energy · Government · Private sector

Regions

China · France · Germany · Ireland · Italy · Japan · Poland · Spain · Turkey · United States

Capabilities

  • Supply-chain compromise — ATT&CK T1195.002
  • Exploitation of public-facing / client applications — ATT&CK T1190, T1203

TTPs — 56 techniques across 12 tactics

Reconnaissance

Resource Development

Stealth

Credential Access

Lateral Movement

Command and Control

Tools & malware (10)

MCMD · Net · Impacket · CrackMapExec · Reg · Backdoor.Oldrea · Mimikatz · PsExec · Trojan.Karagany · netsh

Reporting (3)