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UNC875 is an uncategorized threat cluster tracked under Mandiant’s UNC naming convention. High-confidence reporting directly links this cluster to malware-development and tradecraft themes associated with installer and bind/backdoor functionality. Specifically, UNC875 has been observed in association with the malware families SEEDOOR and CABLECAR under a “bind” tradecraft grouping, and with LOWLIGHT under an “install” grouping. These associations indicate activity involving malware installation and backdoor-style remote access components, but the available information does not support a more specific attribution, campaign history, victimology profile, or nation-state alignment. No corroborated aliases, sub-groups, geographic origin, sector targeting, or extortion activity are established from the available facts.
Mallory correlates actor tradecraft and target patterns against your stack, your sector, and your geography. See overlap before they land.
2 sources tracked across advisories and community write-ups. News coverage will land here when it surfaces.
No news coverage yet. Advisories and community discussion only.
Match sector + geo + tech-stack targeting against your real footprint.
Every observed MITRE ATT&CK technique, grouped by tactic.
Families this actor is known to deploy, with IOCs and behavior.
CVEs this actor has used in known campaigns.
YARA, Sigma, Snort, and vendor rules, auto-deployed to your SIEM.
Domains, IPs, and hashes tied to this actor, refreshed continuously.