Distribution of Remcos RAT Exploiting sqlps.exe Utility of MS-SQL Servers Posted By AhnLab_en , May 22, 2023 AhnLab Security Emergency response Center (ASEC) has recently discovered the case of Remcos RAT being installed on poorly managed MS-SQL servers. Unlike the past attack, the recent case showed the threat actor using sqlps to distribute the malware. Sqlps is SQL Server PowerShell and is included in the SQL Server installation procedure[1]. SQL Server Powershell allows users to use the Powershell cmdlet which is needed to manage SQL Server instances. The attacker exploited this trait in distributing the malware. Figures 1…
Kimsuky Group’s Phishing Attacks Targetting North Korea-Related Personnel Posted By AhnLab_en , May 22, 2023 AhnLab Security Emergency response Center (ASEC) has recently discovered that the Kimsuky group had created a webmail website that looks identical to certain national policy research institutes. Earlier this year, ASEC had covered similar issues in the posts ‘Web Page Disguised as a Kakao[1]/Naver[2] Login Page’. The previous attacker set the fake login page with autocompleted IDs of trade, media, and North Korea-related individuals and organizations. In addition to that, the recently discovered web page used a similar tactic of…
SparkRAT Being Distributed Within a Korean VPN Installer Posted By Sanseo , May 18, 2023 AhnLab Security Emergency response Center (ASEC) has recently discovered SparkRAT being distributed within the installer of a certain VPN program. SparkRAT is a Remote Administration Tool (RAT) developed with GoLang. When installed on a user’s system, it can perform a variety of malicious behaviors, such as executing commands remotely, controlling files and processes, downloading additional payloads, and collecting information from the infected system like by taking screenshots. 1. Case of Distribution The VPN provider, whose installer contained SparkRAT appears to…
Infostealer Being Distributed to Japanese Users Posted By Sanseo , May 18, 2023 AhnLab Security Emergency response Center (ASEC) has recently discovered Infostealers disguised as an adult game being distributed to Japanese users. Although the distribution route has not been confirmed as of yet, it can be assumed that the Infostealers are being distributed via torrent or illegal file-sharing websites since it is being disguised as an adult game. The method of distributing malware by disguising it as an adult game is often employed here in Korea as well. Instead of using known…
ASEC Weekly Malware Statistics (May 8th, 2023 – May 14th, 2023) Posted By ASEC , May 18, 2023 AhnLab Security Emergency response Center (ASEC) uses the ASEC automatic analysis system RAPIT to categorize and respond to known malware. This post will list weekly statistics collected from May 8th, 2023 (Monday) to May 14th, 2023 (Sunday). For the main category, Infostealer ranked top with 49.8%, followed by downloader with 37.3%, backdoor with 11.0%, ransomware with 1.4%, and CoinMiner with 0.5%. Top 1 – Amadey This week, Amadey Bot ranked first place with 25.8%. Amadey is a downloader that can…
