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This page is part of Threat Matrix, the public browser workspace for the main AdversaryGraph platform. Use it for ATT&CK pivots, actor and technique context, similarity leads, detection coverage review, and analyst-ready investigation paths.

Validation disclaimer: TTP overlap, actor similarity, generated summaries, and coverage findings are investigation leads, not attribution proof or operational validation without analyst review.

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G1020 · 12 ATT&CK techniques · 0 correlated reports

Mustard Tempest

Aliases: DEV-0206, GOLD PRELUDE, Mustard Tempest, TA569, UNC1543

[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)

Open interactive actor investigation

ATT&CK techniques

T1036.005T1082T1105T1189T1204.001T1566.002T1583.004T1583.008T1584.001T1608.001T1608.004T1608.006

Correlated CTI and IR reports

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Attack tools, simulations and detection rules

Follow explicit source relationships into the reference modules. Linked procedures and detectors are not claims of live validation or actor attribution.

Cobalt Strike tool reference — Explicit actor uses software relationship in pinned ATT&CK
T1036.005 Match Legitimate Resource Name or Location simulation — Exact active technique ID
T1036.005 detection rules — Exact active technique ID; not actor-specific detector coverage
T1082 System Information Discovery simulation — Exact active technique ID
T1082 detection rules — Exact active technique ID; not actor-specific detector coverage
T1105 Ingress Tool Transfer simulation — Exact active technique ID
T1105 detection rules — Exact active technique ID; not actor-specific detector coverage
T1189 Drive-by Compromise simulation — Exact active technique ID
T1189 detection rules — Exact active technique ID; not actor-specific detector coverage
T1204.001 Malicious Link simulation — Exact active technique ID
T1204.001 detection rules — Exact active technique ID; not actor-specific detector coverage
T1566.002 Spearphishing Link simulation — Exact active technique ID
T1566.002 detection rules — Exact active technique ID; not actor-specific detector coverage
T1583.004 Server simulation — Exact active technique ID
T1583.004 detection rules — Exact active technique ID; not actor-specific detector coverage
T1583.008 Malvertising simulation — Exact active technique ID
T1583.008 detection rules — Exact active technique ID; not actor-specific detector coverage
T1584.001 Domains simulation — Exact active technique ID
T1584.001 detection rules — Exact active technique ID; not actor-specific detector coverage
T1608.001 Upload Malware simulation — Exact active technique ID
T1608.001 detection rules — Exact active technique ID; not actor-specific detector coverage
T1608.004 Drive-by Target simulation — Exact active technique ID
T1608.004 detection rules — Exact active technique ID; not actor-specific detector coverage
T1608.006 SEO Poisoning simulation — Exact active technique ID
T1608.006 detection rules — Exact active technique ID; not actor-specific detector coverage

Cyber Knowledge routes

These contextual routes explain behaviors associated with this ATT&CK group record. They support learning and investigation planning; they do not add attribution evidence.