D
CyberUnattributed

TA577

Cybercriminal groupTrackedPending verification
CyberUNK
Identification silhouette. Not drawn to scale between entries.
Fact cardConfidence · Source
System
TypeCybercriminal group
ProliferationOrigin country only
MITRE ATT&CK IDG1037High[1]
Capabilities
ATT&CK techniques used6ATT&CK v20.1High[1]
Malware and toolsLatrodectus, Pikabot, QakBot3 malware and tool entries linked in ATT&CKHigh[1]
Attribution and activity
Attributed sponsorInitial access brokerMed[1]
Notes
TA577 is an initial access broker (IAB) that has distributed QakBot and Pikabot, and was among the first observed groups distributing Latrodectus in 2023. Description adapted from MITRE ATT&CK®, © The MITRE Corporation, used under the ATT&CK Terms of Use.
Summary

TA577 is an initial access broker (IAB) that has distributed QakBot and Pikabot, and was among the first observed groups distributing Latrodectus in 2023.

Draft entry. Values come from the cited public sources and are awaiting editor verification.
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Operators
Sources
  1. TA577, Group G1037, 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 G1037)