H3XA — Operational Evidence

TypeMalware

External ID—

First seen2026-08-14

Last seen2026-08-14

Confidence

—

[Anchor](https://attack.mitre.org/software/S0504) is one of a family of backdoor malware that has been used in conjunction with [TrickBot](https://attack.mitre.org/software/S0266) on selected high profile targets since at least 2018.(Citation: Cyberreason Anchor December 2019)(Citation: Medium Anchor DNS July 2020)

Labels

malware

21 recorded

Relationships

uses

to Code Signing

Technique

uses

Technique

uses

to DNS

Technique

uses

to Execution Guardrails

Technique

uses

to Fallback Channels

Technique

uses

to File Deletion

Technique

uses

to Ingress Tool Transfer

Technique

uses

to Non-Application Layer Protocol

Technique

uses

to NTFS File Attributes

Technique

uses

to Obfuscated Files or Information

Technique

uses

to Scheduled Task

Technique

uses

to Service Execution

Technique

uses

to SMB/Windows Admin Shares

Technique

uses

to Software Packing

Technique

uses

to System Information Discovery

Technique

uses

to System Network Configuration Discovery

Technique

uses

Technique

uses

to Web Protocols

Technique

uses

to Windows Command Shell

Technique

uses

to Windows Service

Technique

uses

from Wizard Spider

Group

4 external

References

mitre-attack

S0504

Anchor_DNS

—

Cyberreason Anchor December 2019

https://www.cybereason.com/blog/dropping-anchor-from-a-trickbot-infection-to-the-discovery-of-the-anchor-malware

Medium Anchor DNS July 2020

https://medium.com/stage-2-security/anchor-dns-malware-family-goes-cross-platform-d807ba13ca30