Helix
Also known as UNC6671, UNC6661
Reports
21
First seen
Jul 9, 2026
Last seen
Oct 19, 2026
Motivation
Financial
Relationships
Filled ◆ = CVE exploited in the wild. Entities that appear together in Signalis reporting — co-mention, not confirmed collaboration. Reports naming many actors at once (weekly roundups) are excluded from relationship edges.
Targeting
Sectors
Victim regions
×2×14
United States×14
Canada×2
Victim country, only when stated. Corpus is predominantly English-language reporting, so US/EU coverage is overweighted relative to true victim distribution.
Top ATT&CK techniques
T1078 Valid Accounts ×3T1566 Phishing ×3T1059 Command and Scripting Interpreter ×2T1486 Data Encrypted for Impact ×2T1567 Exfiltration Over Web Service ×2T1190 Exploit Public-Facing Application ×2T1490 Inhibit System Recovery ×1T1547 Boot or Logon Autostart Execution ×1T1083 File and Directory Discovery ×1T1110 Brute Force ×1T1087 Account Discovery ×1T1070 Indicator Removal ×1
Indicators
cve ×57domain ×31hash_md5 ×8hash_sha256 ×5ip_v4 ×4filename ×3hash_sha1 ×1
Indicator values are available on Pro and via the API.
Associated CVEs
CVE-2025-5777 (exploited)CVE-2026-1207 (exploited)CVE-2026-15409 (exploited)CVE-2026-15410 (exploited)CVE-2026-25089 (exploited)CVE-2026-39808 (exploited)CVE-2026-40138CVE-2026-40139CVE-2026-40140CVE-2026-40141CVE-2026-47291CVE-2026-48294CVE-2026-50746CVE-2026-50747CVE-2024-42009 (exploited)CVE-2026-50748
Recent reports
High