Checks BIOS information in registry

BIOS information is often read in order to detect sandboxing environments.

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.

Enumerates connected drives

Attempts to read the root path of hard drives other than the default C: drive.

Drops autorun.inf file

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

Drops file in System32 directory

Suspicious use of SetThreadContext