216.73.217.139

Mustard Tempest

· Published 16/12/2025 19:39 · Modified 27/03/2026 01:13 · Source: The MITRE Corporation

Essential information

Confidence
100/100
Published
16/12/2025 19:39
Modified
27/03/2026 01:13
Updated at
27/03/2026 01:13
Revoked
No
Author / Source
The MITRE Corporation
Resource level
—
Primary motivation
—
Related entities
1 reports, 34 attack patterns (mitre), 14 malware, 6 sectors, 3 countries, 48 indicators

Aliases

DEV-0206 GOLD PRELUDE UNC1543 TA569

Description

[Mustard Tempest](https://attack.mitre.org/groups/G1020) is an initial access broker that has operated the [SocGholish](https://attack.mitre.org/software/S1124) distribution network since at least 2017. [Mustard Tempest](https://attack.mitre.org/groups/G1020) has partnered with [Indrik Spider](https://attack.mitre.org/groups/G0119) to provide access for the download of additional malware including LockBit, [WastedLocker](https://attack.mitre.org/software/S0612), and remote access tools.(Citation: Microsoft Ransomware as a Service)(Citation: Microsoft Threat Actor Naming July 2023)(Citation: Secureworks Gold Prelude Profile)(Citation: SocGholish-update)

Marking (TLP)

TLP:CLEAR Copyright 2015-2025, The MITRE Corporation. MITRE ATT&CK and ATT&CK are registered trademarks of The MITRE Corporation.

External references

Related entities

Attack patterns, malware, vulnerabilities, indicators and other entities linked to this intrusion set.