IEH Corporation — Cyber Attacks, Breaches & Threat Activity

Threat entity extracted from intelligence sources

Frequency
4
occurrences
First Seen
August 6, 2026
Last Seen
August 7, 2026

IEH Corporation is an organization tracked by ThreatCluster, appearing in 1 threat cluster built from 4 intelligence report mentions.

IEH Corporation is a organization tracked across 1 threat cluster and 4 intelligence report mentions on ThreatCluster. First observed August 6, 2026; most recent activity August 7, 2026.

Related Threat Clusters

  • Phishing Attack Breaches IEH Corporation's Microsoft 365 Account

    On August 4, 2026, IEH Corporation discovered unauthorized access to an employee's Microsoft 365 mailbox due to a phishing attack. A threat actor impersonated a prospective business and sent a fraudulent link, leading…

    4 articles · Updated August 6, 2026

Recent Intelligence Reports

  • Phishing attack breaches US defense supplier’s Microsoft 365 account — Feeds.4Sysops · August 7, 2026
  • Attacker phished way into US defense supplier's Microsoft 365 account — Theregister · August 7, 2026
  • IEH Corporation (OTCQX: IEHC) reports Microsoft 365 email incident — Stocktitan · August 6, 2026
  • IEH Corporation reports Microsoft 365 email breach via phishing attack — Streetinsider · August 6, 2026

Frequently asked questions

What is IEH Corporation?

IEH Corporation is an organization tracked by ThreatCluster, appearing in 1 threat cluster built from 4 intelligence report mentions.

Is IEH Corporation still active?

The most recent intelligence report mentioning IEH Corporation on ThreatCluster is dated August 7, 2026. Activity was first observed August 6, 2026, giving a tracked span from then to August 7, 2026.

What is IEH Corporation associated with?

Across ThreatCluster reporting, IEH Corporation most frequently co-occurs with Phishing, China, Russia, United States, CWE-287 - Improper Authentication, among 10 tracked related entities.

What are the latest developments involving IEH Corporation?

The most significant recent cluster is “Phishing Attack Breaches IEH Corporation's Microsoft 365 Account” (4 articles · Updated August 6, 2026). IEH Corporation appears across 1 threat cluster in total, listed above with sources.

How much reporting does ThreatCluster have on IEH Corporation?

IEH Corporation appears in 4 intelligence report mentions across 1 deduplicated threat cluster, aggregated from 17,000+ monitored sources.

CVSS v3.1 Breakdown