Windows LNK Format, lnk extension is associated with a class of files known as Shell Items. An LNK file is a shortcut or "link" used by Windows as a reference to an original file, folder, or application similar to an alias on the Macintosh platform. LNK is a file extension for a shortcut file used by Microsoft Windows to point to an executable file. LNK files are a relatively simple but valuable artifact for the forensics investigator. We have seen an increase in attacks that leverage malicious LNK files that use legitimate apps—like PowerShell—to download malware or.