API Monitor is a technology platform tracked by ThreatCluster, appearing in 1 threat cluster built from 3 intelligence report mentions.
API Monitor is a technology platform tracked across 1 threat cluster and 3 intelligence report mentions on ThreatCluster. First observed June 22, 2026; most recent activity June 22, 2026.
A new Windows loader named OXLOADER is delivering the CASTLESTEALER infostealer through malicious Google Ads. This previously undocumented malware employs advanced obfuscation techniques and abuses the Windows .reloc…
API Monitor is a technology platform tracked by ThreatCluster, appearing in 1 threat cluster built from 3 intelligence report mentions.
The most recent intelligence report mentioning API Monitor on ThreatCluster is dated June 22, 2026.
Across ThreatCluster reporting, API Monitor most frequently co-occurs with RAlord, Malware, Eriell Group, Ukraine, CastleStealer, among 12 tracked related entities.
The most significant recent cluster is “OXLOADER Malware Loader Delivers CASTLESTEALER via Malicious Google Ads” (4 articles · Updated June 22, 2026). API Monitor appears across 1 threat cluster in total, listed above with sources.
API Monitor appears in 3 intelligence report mentions across 1 deduplicated threat cluster, aggregated from 17,000+ monitored sources.