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S0053 · malware · ATT&CK software

SeaDuke

1 actor on record using it

Every mark is an actor ATT&CK records using this software. Red ones also exploit a CVE in CISA KEV.

Open S0053 on attack.mitre.org

SeaDuke is malware that was used by APT29 from 2014 to 2015. It was used primarily as a secondary backdoor for victims that were already compromised with CozyCar.

Source: MITRE ATT&CK, S0053. © 2026 The MITRE Corporation. This work is reproduced and distributed with the permission of The MITRE Corporation.

Also known as
SeaDaddy, SeaDesk

Every one of the 1 is a mark on the map. Named now: 1 to 1, most on record first.

  1. APT29Russia14 CVEs · 66 techniques · 49 software · 14 in CISA KEV

Zoom in on the map and the dots under the middle of it are named where they are.

Data as of 2026-11-15. CVE List through 2026-11-15 · EPSS of 2026-11-15 · CISA KEV checked 2026-11-15. Sources: MITRE ATT&CK (© The MITRE Corporation, reproduced and distributed with its permission), the MISP Galaxy (CC0), and CyberSIXT's own coverage.