D
CyberTürkiye

Sea Turtle

Suspected state-linked cyber threat groupTrackedPending verification

Also known as: Teal Kurma, Marbled Dust, Cosmic Wolf, SILICON

CyberTUR
Identification silhouette. Not drawn to scale between entries.
Fact cardConfidence · Source
System
TypeSuspected state-linked cyber threat group
Alternative designationsTeal Kurma, Marbled Dust, Cosmic Wolf, SILICON
ProliferationOrigin country only
Active since2017At least 2017Med[1]
MITRE ATT&CK IDG1041High[1]
Capabilities
ATT&CK techniques used27ATT&CK v20.1High[1]
Malware and toolsSnappyTCP1 malware and tool entries linked in ATT&CKHigh[1]
Attribution and activity
Attributed sponsorTürkiye-linkedMed[1]
TargetsSea Turtle is notable for targeting registrars managing ccTLDs and complex DNS-based intrusions where the threat actor compromised DNS providers to hijack DNS resolution for ultimate victims, enabling Sea Turtle to spoof log in portals and other applications for credential collection.Med[1]
Notes
Sea Turtle is a Türkiye-linked threat actor active since at least 2017 performing espionage and service provider compromise operations against victims in Asia, Europe, and North America. Sea Turtle is notable for targeting registrars managing ccTLDs and complex DNS-based intrusions where the threat actor compromised DNS providers to hijack DNS resolution for ultimate victims, enabling Sea Turtle to spoof log in portals and other applications for credential collection. Description adapted from MITRE ATT&CK®, © The MITRE Corporation, used under the ATT&CK Terms of Use.
Summary

Sea Turtle is a Türkiye-linked threat actor active since at least 2017 performing espionage and service provider compromise operations against victims in Asia, Europe, and North America. Sea Turtle is notable for targeting registrars managing ccTLDs and complex DNS-based intrusions where the threat actor compromised DNS providers to hijack DNS resolution for ultimate victims, enabling Sea Turtle to spoof log in portals and other applications for credential collection.

Draft entry. Values come from the cited public sources and are awaiting editor verification.
CompareJSON
Operators
Türkiye
Sources
  1. Sea Turtle, Group G1041, 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 G1041)