Threat Actor

Mustard Tempest

Mustard Tempest is an initial access broker that has operated the SocGholish distribution network since at least 2017. Mustard Tempest has partnered with Indrik Spider to provide access for the download of additional malware including LockBit, WastedLocker, and remote access tools.

12
Techniques
2
Software
0
indicators on this record

Properties

Last source
MITRE ATT&CK
STIX ID
intrusion-set--0d4ac089-ced4-4cc4-a989-174d08e6d030
In Signal since
initial import (Sep 2026)
Retrieved at
2026-11-02T12:53:29+00:00
Type
intrusion-set

MITRE ATT&CK Techniques (12)

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Domains (T1584.001)

Adversaries may hijack domains and/or subdomains that can be used during targeting. Domain registration hijacking is the act of changing the registrat

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Drive-by Compromise (T1189)

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

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Drive-by Target (T1608.004)

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

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Ingress Tool Transfer (T1105)

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

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Malicious Link (T1204.001)

An adversary may rely upon a user clicking a malicious link in order to gain execution. Users may be subjected to social engineering to get them to cl

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Malvertising (T1583.008)

Adversaries may purchase online advertisements that can be abused to distribute malware to victims. Ads can be purchased to plant as well as favorably

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Match Legitimate Resource Name or Location (T1036.005)

Adversaries may match or approximate the name or location of legitimate files, Registry keys, or other resources when naming/placing them. This is don

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SEO Poisoning (T1608.006)

Adversaries may poison mechanisms that influence search engine optimization (SEO) to further lure staged capabilities towards potential victims. Searc

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Server (T1583.004)

Adversaries may buy, lease, rent, or obtain physical servers that can be used during targeting. Use of servers allows an adversary to stage, launch, a

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Spearphishing Link (T1566.002)

Adversaries may send spearphishing emails with a malicious link in an attempt to gain access to victim systems. Spearphishing with a link is a specifi

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System Information Discovery (T1082)

An adversary may attempt to get detailed information about the operating system and hardware, including version, patches, hotfixes, service packs, and

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Upload Malware (T1608.001)

Adversaries may upload malware to third-party or adversary controlled infrastructure to make it accessible during targeting. Malicious software can in

Software & Tools (2)

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Cobalt Strike [tool]

Cobalt Strike is a commercial, full-featured, remote access tool that bills itself as “adversary simulation

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SocGholish [malware]

SocGholish is a JavaScript-based loader malware that has been used since at least 2017. It has been observe

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Mustard Tempest — Threat Actor Profile — Ninja Signal | Ninja Signal