D
CyberUnattributed

Windigo

Cybercriminal groupTrackedPending verification
CyberUNK
Identification silhouette. Not drawn to scale between entries.
Fact cardConfidence · Source
System
TypeCybercriminal group
ProliferationOrigin country only
Active since2011At least 2011Med[1]
MITRE ATT&CK IDG0124High[1]
Capabilities
ATT&CK techniques used7ATT&CK v20.1High[1]
Malware and toolsEbury1 malware and tool entries linked in ATT&CKHigh[1]
Attribution and activity
Attributed sponsorBotnet operatorsMed[1]
Notes
The Windigo group has been operating since at least 2011, compromising thousands of Linux and Unix servers using the Ebury SSH backdoor to create a spam botnet. Despite law enforcement intervention against the creators, Windigo operators continued updating Ebury through 2019. Description adapted from MITRE ATT&CK®, © The MITRE Corporation, used under the ATT&CK Terms of Use.
Summary

The Windigo group has been operating since at least 2011, compromising thousands of Linux and Unix servers using the Ebury SSH backdoor to create a spam botnet. Despite law enforcement intervention against the creators, Windigo operators continued updating Ebury through 2019.

Draft entry. Values come from the cited public sources and are awaiting editor verification.
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Operators
Sources
  1. Windigo, Group G0124, 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 G0124)