D
CyberUnattributed

Storm-1811

Cybercriminal groupTrackedPending verification
CyberUNK
Identification silhouette. Not drawn to scale between entries.
Fact cardConfidence · Source
System
TypeCybercriminal group
ProliferationOrigin country only
MITRE ATT&CK IDG1046High[1]
Capabilities
ATT&CK techniques used31ATT&CK v20.1High[1]
Malware and toolsBITSAdmin, Black Basta, Cobalt Strike, Impacket, PsExec, QakBot, Quick Assist7 malware and tool entries linked in ATT&CKHigh[1]
Attribution and activity
Attributed sponsorLinked to Black Basta ransomwareMed[1]
Notes
Storm-1811 is a financially-motivated entity linked to Black Basta ransomware deployment. Storm-1811 is notable for unique phishing and social engineering mechanisms for initial access, such as overloading victim email inboxes with non-malicious spam to prompt a fake "help desk" interaction leading to the deployment of adversary tools and capabilities. Description adapted from MITRE ATT&CK®, © The MITRE Corporation, used under the ATT&CK Terms of Use.
Summary

Storm-1811 is a financially-motivated entity linked to Black Basta ransomware deployment. Storm-1811 is notable for unique phishing and social engineering mechanisms for initial access, such as overloading victim email inboxes with non-malicious spam to prompt a fake "help desk" interaction leading to the deployment of adversary tools and capabilities.

Draft entry. Values come from the cited public sources and are awaiting editor verification.
CompareJSON
Operators
Sources
  1. Storm-1811, Group G1046, 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 G1046)