Warning for MagicLine4NX (Certificate Solution) Vulnerability and Update Recommended Posted By ASEC , March 28, 2023 Vulnerable Software and Overview MagicLine4NX is a non-ActiveX joint certificate program developed by the Korean company, Dream Security. Users can use MagicLine4NX to perform logins with a joint certificate and digitally sign transactions. This program is registered as a Startup Program and will be relaunched by a certain service (MagicLine4NXServices.exe) even if it is terminated. It remains constantly active as a process once it is installed, so it can be exposed to vulnerability attacks. Thus, it needs to be updated…
Warning for Asset Management Program (TCO!Stream) Vulnerability and Update Recommendation Posted By ASEC , March 23, 2023 Vulnerable Software and Overview TCO!Stream is an asset management solution developed by the Korean company, MLsoft. Consisting of a server and a client, administrators can use the console program to perform asset management work by accessing the server. TCO!Stream offers various features for asset management, but there is a process that runs constantly on the client in order to receive commands from the server. Commands are performed through this process. This management solution is exposed to vulnerability attacks that could…
Decryptable iswr Ransomware Being Distributed in Korea Posted By song.th , March 9, 2023 ASEC (AhnLab Security Emergency response Center) has recently discovered the distribution of the iswr ransomware during the team’s monitoring. A characteristic of iswr is the fact that it adds the iswr extension at the end of filenames after the files have been encrypted. The ransom note of this ransomware has the same format as the STOP ransomware, but when it comes to its encryption method along with the extensions and folders that are targeted, its operation routine differs greatly from…
Malware Distributed with Disguised Filenames (RIGHT-TO-LEFT OVERRIDE) Posted By jcleebobgatenet , December 7, 2022 In August, the ASEC analysis team made a post on the malware being distributed with filenames that utilize RTLO (Right-To-Left Override). RTLO is a unicode that makes an override from right to left. This type of malware induces users to execute its files by mixing filenames with extensions, with its distribution still being continued to this day. RAT Tool Disguised as Solution File (*.sln) Being Distributed on Github As of November 30th, 2022, when the keywords based on the last…
How Is My Phone Number Leaked? Posted By jcleebobgatenet , November 28, 2022 The PERSONAL INFORMATION PROTECTION ACT is a law to protect the freedom and rights of individuals, and it aims to actualize the individual dignity and value of people. According to the act, personal information is defined as pieces of information that can easily identify an individual when coupled with other pieces of information, and phone numbers are seen as one of the main types of personal information. This post explains the PUP (Potentially Unwanted Program) that collects phone numbers. Figure…
