lnk

Distribution of Malicious LNK File Disguised as Producing Corporate Promotional Materials

Posted By ,

Recently, AhnLab Security Emergency response Center (ASEC) has identified a malicious LNK file being distributed to financial and blockchain corporation personnel through email and other ways. The malicious LNK file is distributed via URLs and AhnLab Smart Defense (ASD) has confirmed the following URLs. The file being downloaded is a compressed file named “Blockchain Corporate Solution Handbook Production.zip”. The threat actor alternately uploaded a malicious file and a legitimate file at the URLs, causing confusion in analysis. When the malicious…

Warning Against Distribution of Malware Impersonating a Public Organization (LNK)

Posted By ,

AhnLab Security Emergency response Center (ASEC) observed the distribution of malicious shortcut (*.lnk) files impersonating a public organization. The threat actor seems to be distributing a malicious script (HTML) file disguised as a security email by attaching it to emails. These usually target individuals in the field of Korean reunification and national security. Notably, these were disguised with topics of honorarium payment to make them seem like legitimate documents. The malware’s operation method and C2 format are similar to those…

Malicious LNK File Being Distributed, Impersonating the National Tax Service

Posted By ,

AhnLab Security Emergency response Center (ASEC) has discovered circumstances of a malicious LNK file impersonating the National Tax Service being distributed. Distribution using LNK files is a method that has been used in the past, and recently, there have been multiple cases of distribution to Korean users. The recently identified LNK file is presumed to be distributed via a URL included in emails. The URL identified through AhnLab Smart Defense (ASD) is as follows, and from it, a compressed file…

Distribution of Backdoor via Malicious LNK: RedEyes (ScarCruft)

Posted By ,

AhnLab Security Emergency response Center (ASEC) has confirmed that malware [1], which was previously distributed in CHM format, is now being distributed in LNK format. This malware executes additional scripts located at a specific URL through the mshta process. It then receives commands from the threat actor’s server to carry out additional malicious behaviors. The threat actor has been distributing the confirmed LNK file on a regular website by uploading it alongside malware within a compressed file. The malicious LNK…

RokRAT Malware Distributed Through LNK Files (*.lnk): RedEyes (ScarCruft)

Posted By ,

AhnLab Security Emergency response Center (ASEC) confirmed that the RedEyes threat group (also known as APT37, ScarCruft), which distributed CHM Malware Disguised as Security Email from a Korean Financial Company last month, has also recently distributed the RokRAT malware through LNK files. RokRAT is malware that is capable of collecting user credentials and downloading additional malware. The malware was once distributed through HWP and Word files. The LNK files that were discovered this time contain PowerShell commands that can perform malicious…