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NGC4141 is a threat cluster first publicly identified in 2025 among a set of newly disclosed pro-state APT groups active against organizations in Russia and the CIS. Publicly available information on this actor remains extremely limited. Beyond its inclusion in reporting as a distinct cluster, no corroborated technical analysis, victimology, malware associations, operational timeline, or detailed tactics, techniques, and procedures have been publicly established with confidence. At present, NGC4141 is best characterized as an emerging or insufficiently documented espionage-oriented cluster within the broader landscape of state-aligned activity affecting government, telecommunications, energy, defense, and industrial sectors in the region. However, specific targeting patterns, tooling, infrastructure tradecraft, and any links to known malware families or sub-groups are not currently available from high-confidence public reporting. Known alias: ngc4141. No additional verified aliases, sub-groups, or attribution to a specific nation state or intelligence service can be stated with confidence based on currently available information.
Mallory correlates actor tradecraft and target patterns against your stack, your sector, and your geography. See overlap before they land.
Who, where, and (when attributed) which flag flies behind the operation. Pulled from open-source reporting and Mallory's analyst review.
Geographies tied to known operations.
2 sources tracked across advisories, community write-ups, and news. New activity surfaces here as Mallory finds it.
Newly disclosed pro-government APT group active against organizations in Russia and the CIS in 2025.
Named only as one of several newly identified clusters in 2025, with no further operational detail in this reference.
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.