October 2025 APT Attack Trends Report (South Korea)
Contents
October 2025 APT Attack Trends Report (South Korea)
Overview
AhnLab is monitoring Advanced Persistent Threat (APT) attacks in South Korea by utilizing their own infrastructure. This report covers the classification, statistics, and features of APT attacks in South Korea that were identified in October 2025.
Figure 1. Statistics of APT attacks in South Korea in October 2025
The majority of APT attacks identified in South Korea were distributed using the spear phishing method. In particular, attacks using JSE files increased compared to the past and accounted for the largest proportion of attacks in October 2025.
Trend of APT Attacks in South Korea
The following are the details of the cases and features of the types of breaches in the APT attacks against South Korea that were identified in October 2025.
1) Spear Phishing
Spear Phishing is a type of phishing attack that targets specific individuals or groups. Unlike regular phishing attacks, threat actors collect and gather information about …
Overview
AhnLab is monitoring Advanced Persistent Threat (APT) attacks in South Korea by utilizing their own infrastructure. This report covers the classification, statistics, and features of APT attacks in South Korea that were identified in October 2025.
Figure 1. Statistics of APT attacks in South Korea in October 2025
The majority of APT attacks identified in South Korea were distributed using the spear phishing method. In particular, attacks using JSE files increased compared to the past and accounted for the largest proportion of attacks in October 2025.
Trend of APT Attacks in South Korea
The following are the details of the cases and features of the types of breaches in the APT attacks against South Korea that were identified in October 2025.
1) Spear Phishing
Spear Phishing is a type of phishing attack that targets specific individuals or groups. Unlike regular phishing attacks, threat actors collect and gather information about …