AhnLab セキュリティセンター



  • Threat Analysis

    The Evolution of Magniber Ransomware

    This analysis report will examine the recent malicious activities of Magniber ransomware from changes in exploited vulnerability to shellcode.

  • In-depth Analysis

    Sour Lemon Duck: PowerShell Malware Exploiting SMB Vulnerability

    This analysis report presents the kill-chain, primary functions, and internal proliferation methods of Lemon Duck in full detail.


Issue Report

Operation Kabar Cobra: Tenacious cyber-espionage by Kimsuky

This report describes the latest attacks by Kimsuky Group including main methods, and changes in their purpose and targets.


Full Discloser of Andariel, a Subgroup of Lazarus Threat Group

This report describes the several cyberattacks by Andariel Threat Group including main methods, and changes in their purpose and targets


Detailed Analysis of Red Eyes Hacking Group

This report takes a closer look at the main activities of Red Eyes and another group that may be affiliated with it.


Analysis Report on Attacks Targeting South Korea

This report shows attacks targeting South Korea; attack method and hacking groups.


Targeted Attacks on Defense Industry

This report presents analysis of attacks on defense industry which can be serious concerns to national security.


Analysis Report on WannaCryptor

This report presents analysis on WannaCryptor, also known as WannaCry and Wcrypt, which has quickly spread worldwide.


Ransomware Trends to Watch

This report presents ransomware trends that have evolved more quickly and become more diverse since 2016.


Locky Ransomware Variants Cropping Up Continuously

This report presents the Locky ransomware variants and the most practical ransomware response strategy.