Threema — Cyber Threats, Attacks & Incidents

Threat entity extracted from intelligence sources

Frequency
1
occurrences
First Seen
February 7, 2026
Last Seen
February 7, 2026

Threema is a technology platform tracked by ThreatCluster, appearing in 1 threat cluster built from 1 intelligence report mention.

Threema is a technology platform tracked across 1 threat cluster and 1 intelligence report mention on ThreatCluster. First observed February 7, 2026; most recent activity February 7, 2026.

Related Threat Clusters

Recent Intelligence Reports

  • Signal Under Siege: How Russian-Linked Hackers Are Exploiting the Encrypted ... — Webpronews · February 7, 2026

Frequently asked questions

What is Threema?

Threema is a technology platform tracked by ThreatCluster, appearing in 1 threat cluster built from 1 intelligence report mention.

Is Threema still active?

The most recent intelligence report mentioning Threema on ThreatCluster is dated February 7, 2026.

What is Threema associated with?

Across ThreatCluster reporting, Threema most frequently co-occurs with Unc5792, Phishing, Signal, Germany, Russia, among 10 tracked related entities.

What are the latest developments involving Threema?

The most significant recent cluster is “Phishing Attacks via Signal Targeting German Officials and Journalists” (12 articles · Updated February 6, 2026). Threema appears across 1 threat cluster in total, listed above with sources.

How much reporting does ThreatCluster have on Threema?

Threema appears in 1 intelligence report mention across 1 deduplicated threat cluster, aggregated from 17,000+ monitored sources.

CVSS v3.1 Breakdown