2023上半年工业自动化系统威胁报告.pdf

Mid-year highlights

Figures

All threats

·In the first half of 2023,malicious objects (all types of threats)wereblocked on 34%of ICS computers.This was 0.3 pp less than in thesecond half of 2022.

·In the second quarter of 2023,this percentage reached the highestquarterly level globally since 2022,26.8%.

·The figure varied between 40.3%in Africa and 14.7%in Northern Europeby region,ang

·between 53.3%in Ethiopia and 7.4%in Luxembourg by country.

Categories of malicious objects

·Malicious scripts and phishing pages were blocked on 127%of ICScomputers

·Denylisted internet resources,on 11.3%

·Spyware,on 6%

● Malicious documents,on 4%

·Ransomware,on 0.32%.This is the lowest percentage since the beginning

of 2020.

Main threat sources

· The internet was the source of threats blocked on 19.3%of ICScomputers.

· Email clients-6%

· Removable devices-3.4%

Good news

H12022 saw a noticeable increase in the percentage of ICS computers on whichthe following threats were blocked:

·Spyware

● Malicious documents

· Malicious miners in the form of Windows executables

● Ransomware

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