Stac4749 is a threat campaign tracked by ThreatCluster, appearing in 1 threat cluster built from 1 intelligence report mention.
Stac4749 is a threat campaign tracked across 1 threat cluster and 1 intelligence report mention on ThreatCluster. First observed July 28, 2026; most recent activity July 28, 2026.
A vishing campaign, tracked as STAC4749, targeted North American organizations from February to June 2026, using Microsoft Teams to impersonate IT personnel and gain remote access. Attackers deployed a modular toolset,…
Stac4749 is a threat campaign tracked by ThreatCluster, appearing in 1 threat cluster built from 1 intelligence report mention.
The most recent intelligence report mentioning Stac4749 on ThreatCluster is dated July 28, 2026.
Across ThreatCluster reporting, Stac4749 most frequently co-occurs with MuddyWater, Data Breach, Malware, Phishing, Ransomware, among 12 tracked related entities.
The most significant recent cluster is “Vishing Campaigns Target Organizations via Microsoft Teams and New Operator Console” (2 articles · Updated July 29, 2026). Stac4749 appears across 1 threat cluster in total, listed above with sources.
Stac4749 appears in 1 intelligence report mention across 1 deduplicated threat cluster, aggregated from 17,000+ monitored sources.