Analysis of APT Attack Cases Targeting Web Services of Korean Corporations

Web servers are vulnerable to attacks because they are publicly accessible to a wide range of users for the purpose of delivering web services. This accessibility makes them a prime target for threat actors. AhnLab Security Emergency response Center (ASEC) is monitoring attacks targeting vulnerable web servers that have not been patched or are poorly managed. In this post, we have compiled APT attack cases where the web servers of Korean corporations were continuously targeted over the years. We have…

Deep Web & Dark Web Threat Trend Report – June 2023

This trend report on the deep web and dark web of June 2023 is sectioned into Ransomware, Forums & Black Markets, and Threat Actor. We would like to state beforehand that some of the content has yet to be confirmed to be true. 1) Ransomware (1) CLOP (2) LockBit (3) Snatch (4) RA Group (5) Ransomware Groups’ Affiliate Recruitment Ads 2) Forum & Black Market (1) Monopoly Market’s Operator Arrested (2) Suspension of ExposedForums (3) Rebirth of BreachForums 3) Threat…

Threat Trend Report on Kimsuky – June 2023

Activities of the Kimsuky group observed during June 2023 showed a slight increase in the overall number of fully qualified domain names (FQDNs), with more AppleSeed types detected in comparison to the group’s activities in May. At one point, the information collection feature was removed from the FlowerPower type, but a few days later, samples were equipped with the said feature again. Also, the RandomQuery type showed attempts to change into a new system after March 2023, but it seems…

Threat Trend Report on Ransomware – June 2023

This report provides statistics on new ransomware samples, attacked systems, and targeted businesses in June 2023, as well as notable ransomware issues in Korea and other countries. Other major issues and statistics for ransomware that are not mentioned in the report can be found by searching for the following keywords or via the Statistics menu at AhnLab Threat Intelligence Platform (ATIP). Ransomware Statistics by Type The number of ransomware samples and targeted systems are based on the detection names designated…