Askul Corporation is an organization tracked by ThreatCluster, appearing in 4 threat clusters built from 4 intelligence report mentions.
Askul Corporation is a organization tracked across 4 threat clusters and 4 intelligence report mentions on ThreatCluster. First observed December 15, 2025; most recent activity December 20, 2025.
In October 2025, Askul Corporation, a Japanese e-commerce company, experienced a ransomware attack by the RansomHouse group, resulting in the theft of approximately 740,000 customer records. The company has confirmed…
RansomHouse, a ransomware-as-a-service operation, has upgraded its encryption method from a single-phase to a multi-layered dual-key architecture. This change enhances the complexity of its extortion tactics, providing…
Askul Corporation, a Japanese e-commerce company, confirmed that a ransomware attack in October 2025 resulted in the theft of approximately 740,000 customer records. The breach affected individual customers, corporate…
Askul Corp., a Japanese supplier, has resumed shipping operations after a two-month halt due to a cyberattack. Initially, shipments will be conducted from two logistics centers in Tokyo and Saitama Prefecture, with…
Askul Corporation is an organization tracked by ThreatCluster, appearing in 4 threat clusters built from 4 intelligence report mentions.
The most recent intelligence report mentioning Askul Corporation on ThreatCluster is dated December 20, 2025. Activity was first observed December 15, 2025, giving a tracked span from then to December 20, 2025.
Across ThreatCluster reporting, Askul Corporation most frequently co-occurs with Ransomware, Japan, Retail, VMware ESXi, RansomHouse, among 6 tracked related entities.
The most significant recent cluster is “Askul Ransomware Attack Compromises 740,000 Customer Records” (3 articles · Updated December 16, 2025). Askul Corporation appears across 4 threat clusters in total, listed above with sources.
Askul Corporation appears in 4 intelligence report mentions across 4 deduplicated threat clusters, aggregated from 17,000+ monitored sources.