Executes dropped EXE

Reads user/profile data of web browsers

Infostealers often target stored browser data, which can include saved credentials etc.

UPX packed file

Detects executables packed with UPX/modified UPX open source packer.

Accesses Microsoft Outlook accounts

Adds Run key to start application

Drops autorun.inf file

Malware can abuse Windows Autorun to spread further via attached volumes.