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ESET report shows rise in global cyber espionage and AI use
A new APT Activity Report from ESET, covering the period from April to September 2026, reveals an increase in global cyber espionage activities. Nation-aligned groups from China, Russia, Belarus, Iran, and North Korea have expanded their operations, frequently targeting government institutions, defense sectors, and military organizations.
China-aligned groups focused on intelligence collection, specifically targeting Taiwan’s semiconductor industry to acquire procurement records and design documentation. Russian-aligned activities continue to support military objectives in Europe, with a significant increase in targets within Ukraine. Belarus-aligned groups are increasingly aligning their operations with Russian war priorities, while North Korean-linked actors have expanded their focus to include both South Korea and Ukraine.
Threat actors are increasingly utilizing artificial intelligence and large language models (LLMs) to accelerate labor-intensive tasks such as malware development and the creation of phishing websites. In one notable instance, the Russian-aligned group UAC-0099 embedded a deceptive prompt regarding nuclear weapon instructions within a script comment, likely an attempt to manipulate LLM-based security analysis tools.
Entities
ESET · Jean-Ian Boutin · Taiwan · UAC-0099 · Ukraine
Claims
What the coverage asserts, and how many sources carry each claim.
- [● 4 SOURCES] Threat actors are using AI and LLMs to accelerate malware development and phishing site creation. www.donanimhaber.net.tr · www.trakyaolay.com · www.bitmat.it · raillynews.com
- [● 3 SOURCES] North Korean-aligned groups have increased targeting of Ukraine. www.donanimhaber.net.tr · www.trakyaolay.com · www.bitmat.it
- [● 4 SOURCES] ESET documented APT activities between April and September 2026. www.donanimhaber.net.tr · www.trakyaolay.com · www.bitmat.it · raillynews.com
- [● 4 SOURCES] Belarus-aligned APT activities are aligning with Russian war priorities. www.donanimhaber.net.tr · www.trakyaolay.com · www.bitmat.it · raillynews.com
- [○ 1 SOURCE] China-aligned groups targeted the semiconductor industry in Taiwan. raillynews.com
- [● 4 SOURCES] The group UAC-0099 allegedly used a deceptive LLM prompt regarding nuclear weapons to evade security tools. www.donanimhaber.net.tr · www.trakyaolay.com · www.bitmat.it · raillynews.com
- [● 4 SOURCES] Iranian-linked group operations in the Middle East increased compared to the previous period. www.donanimhaber.net.tr · www.trakyaolay.com · www.bitmat.it · raillynews.com
- [● 4 SOURCES] Russian-aligned activities targeted European defense and military sectors. www.donanimhaber.net.tr · www.trakyaolay.com · www.bitmat.it · raillynews.com