File and Directory Permissions Modification

Adversaries may modify file or directory permissions to evade defenses.

Executes dropped EXE

Creates/modifies Cron job

Cron allows running tasks on a schedule, and is commonly used for malware persistence.

Creates/modifies environment variables

Creating/modifying environment variables is a common persistence mechanism.

Enumerates running processes

Discovers information about currently running processes on the system

Looks up external IP address via web service

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

Modifies systemd

Adds/ modifies systemd service files. Likely to achieve persistence.

Reads system routing table

Gets active network interfaces from /proc virtual filesystem.

Write file to user bin folder

Modifies Bash startup script

UPX packed file

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