Threat Actor

Dragonfly

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

[Dragonfly](https://attack.mitre.org/groups/G0035) is a cyber espionage group that has been attributed to Russia's Federal Security Service (FSB) Center 16.(Citation: DOJ Russia Targeting Critical Infrastructure March 2022)(Citation: UK GOV FSB Factsheet April 2022) Active since at least 2010, [Dragonfly](https://attack.mitre.org/groups/G0035) 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.(Citation: Symantec Dragonfly)(Citation: Secureworks IRON LIBERTY July 2019)(Citation: Symantec Dragonfly Sept 2017)(Citation: Fortune Dragonfly 2.0 Sept 2017)(Citation: Gigamon Berserk Bear October 2021)(Citation: CISA AA20-296A Berserk Bear December 2020)(Citation: Symantec Dragonfly 2.0 October 2017)

50
Techniques
11
Software

Properties

stix_id
intrusion-set--1c63d4ec-0a75-4daa-b1df-0d11af3d3cc1
signal_observed_at
2026-09-11T17:54:59+00:00
type
intrusion-set

MITRE ATT&CK Techniques (50)

Additional Local or Domain Groups

An adversary may add additional local or domain groups to an adversary-controlled account to maintain persistent access to a system or domain. On Win

Archive Collected Data

An adversary may compress and/or encrypt data that is collected prior to exfiltration. Compressing the data can help to obfuscate the collected data a

Brute Force

Adversaries may use brute force techniques to gain access to accounts when passwords are unknown or when password hashes are obtained.(Citation: Trend

Business Relationships

Adversaries may gather information about the victim's business relationships that can be used during targeting. Information about an organization’s bu

Clear Windows Event Logs

Adversaries may clear Windows Event Logs to hide the activity of an intrusion. Windows Event Logs are a record of a computer's alerts and notification

Clear Windows Event Logs

Adversaries may clear Windows Event Logs to hide the activity of an intrusion. Windows Event Logs are a record of a computer's alerts and notification

Command and Scripting Interpreter

Adversaries may abuse command and script interpreters to execute commands, scripts, or binaries. These interfaces and languages provide ways of intera

Compromise Software Supply Chain

Adversaries may manipulate application software prior to receipt by a final consumer for the purpose of data or system compromise. Supply chain compro

Data from Local System

Adversaries may search local system sources, such as file systems, configuration files, local databases, virtual machine files, or process memory, to

Disable or Modify System Firewall

Adversaries may disable or modify system firewalls in order to bypass controls limiting network usage. Changes could be disabling the entire mechanism

Disable or Modify System Firewall

Adversaries may disable or modify host-based or network firewalls to impair defensive mechanisms and enable further action. Once an adversary has gath

Domain Account

Adversaries may attempt to get a listing of domain accounts. This information can help adversaries determine which domain accounts exist to aid in fol

Domain Groups

Adversaries may attempt to find domain-level groups and permission settings. The knowledge of domain-level permission groups can help adversaries dete

Domains

Adversaries may acquire domains that can be used during targeting. Domain names are the human readable names used to represent one or more IP addresse

Drive-by Compromise

Adversaries may gain access to a system through a user visiting a website over the normal course of browsing. Multiple ways of delivering exploit code

Drive-by Target

Adversaries may prepare an operational environment to infect systems that visit a website over the normal course of browsing. Endpoint systems may be

Exploit Public-Facing Application

Adversaries may attempt to exploit a weakness in an Internet-facing host or system to initially access a network. The weakness in the system can be a

Exploitation for Client Execution

Adversaries may exploit software vulnerabilities in client applications to execute code. Vulnerabilities can exist in software due to unsecure coding

Exploitation of Remote Services

Adversaries may exploit remote services to gain unauthorized access to internal systems once inside of a network. Exploitation of a software vulnerabi

External Remote Services

Adversaries may leverage external-facing remote services to initially access and/or persist within a network. Remote services such as VPNs, Citrix, an

File Deletion

Adversaries may delete files left behind by the actions of their intrusion activity. Malware, tools, or other non-native files dropped or created on a

File Transfer Protocols

Adversaries may communicate using application layer protocols associated with transferring files to avoid detection/network filtering by blending in w

File and Directory Discovery

Adversaries may enumerate files and directories or may search in specific locations of a host or network share for certain information within a file s

Forced Authentication

Adversaries may gather credential material by invoking or forcing a user to automatically provide authentication information through a mechanism in wh

Hidden Users

Adversaries may use hidden users to hide the presence of user accounts they create or modify. Administrators may want to hide users when there are man

Ingress Tool Transfer

Adversaries may transfer tools or other files from an external system into a compromised environment. Tools or files may be copied from an external ad

LSA Secrets

Adversaries with SYSTEM access to a host may attempt to access Local Security Authority (LSA) secrets, which can contain a variety of different creden

Local Account

Adversaries may create a local account to maintain access to victim systems. Local accounts are those configured by an organization for use by users,

Local Data Staging

Adversaries may stage collected data in a central location or directory on the local system prior to Exfiltration. Data may be kept in separate files

Malicious File

An adversary may rely upon a user opening a malicious file in order to gain execution. Users may be subjected to social engineering to get them to ope

Software & Tools (11)

Backdoor.Oldrea [malware]

[Backdoor.Oldrea](https://attack.mitre.org/software/S0093) is a modular backdoor that used by [Dragonfly](https://attack.mitre.org/groups/G0035) again

CrackMapExec [tool]

[CrackMapExec](https://attack.mitre.org/software/S0488), or CME, is a post-exploitation tool developed in Python and designed for penetration testing

Impacket [tool]

[Impacket](https://attack.mitre.org/software/S0357) is an open source collection of modules written in Python for programmatically constructing and ma

MCMD [tool]

[MCMD](https://attack.mitre.org/software/S0500) is a remote access tool that provides remote command shell capability used by [Dragonfly](https://atta

MimiKatz [malware]

[Mimikatz](https://attack.mitre.org/software/S0002) is a credential dumper capable of obtaining plaintext Windows account logins and passwords, along

Mimikatz [tool]

[Mimikatz](https://attack.mitre.org/software/S0002) is a credential dumper capable of obtaining plaintext Windows account logins and passwords, along

Net [tool]

The [Net](https://attack.mitre.org/software/S0039) utility is a component of the Windows operating system. It is used in command-line operations for c

PsExec [tool]

[PsExec](https://attack.mitre.org/software/S0029) is a free Microsoft tool that can be used to execute a program on another computer. It is used by IT

Reg [tool]

[Reg](https://attack.mitre.org/software/S0075) is a Windows utility used to interact with the Windows Registry. It can be used at the command-line int

Trojan.Karagany [malware]

[Trojan.Karagany](https://attack.mitre.org/software/S0094) is a modular remote access tool used for recon and linked to [Dragonfly](https://attack.mit

netsh [tool]

[netsh](https://attack.mitre.org/software/S0108) is a scripting utility used to interact with networking components on local or remote systems. (Citat

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