Deletes itself

Drops startup file

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.

Legitimate hosting services abused for malware hosting/C2

Looks up external IP address via web service

Uses a legitimate IP lookup service to find the infected system's external IP.