D
CyberUnattributed

Mustard Tempest

Cybercriminal groupTrackedPending verification

Also known as: DEV-0206, TA569, GOLD PRELUDE, UNC1543

CyberUNK
Identification silhouette. Not drawn to scale between entries.
Fact cardConfidence · Source
System
TypeCybercriminal group
Alternative designationsDEV-0206, TA569, GOLD PRELUDE, UNC1543
ProliferationOrigin country only
Active since2017At least 2017Med[1]
MITRE ATT&CK IDG1020High[1]
Capabilities
ATT&CK techniques used12ATT&CK v20.1High[1]
Malware and toolsCobalt Strike, SocGholish2 malware and tool entries linked in ATT&CKHigh[1]
Attribution and activity
Attributed sponsorInitial access broker (SocGholish)Med[1]
Notes
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. Description adapted from MITRE ATT&CK®, © The MITRE Corporation, used under the ATT&CK Terms of Use.
Summary

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.

Draft entry. Values come from the cited public sources and are awaiting editor verification.
CompareJSON
Operators
Sources
  1. Mustard Tempest, Group G1020, MITRE ATT&CK
    Published/updated 2026-07-31 · Tier 2 · checked 2026-11-08
Change log
  • 2026-11-08 Entry created from MITRE ATT&CK Enterprise v20.1 (group G1020)