File and Directory Permissions Modification

Adversaries may modify file or directory permissions to evade defenses.

Cryptocurrency Miner

Makes network request to known mining pool URL.

OS Credential Dumping

Adversaries may attempt to dump credentials to use it in password cracking.

Reads EFI boot settings

Reads EFI boot settings from the efivars filesystem, may contain security secrets or sensitive data.

Checks hardware identifiers (DMI)

Checks DMI information which indicate if the system is a virtual machine.

Deletes log files

Deletes log files on the system.

Enumerates running processes

Discovers information about currently running processes on the system

Modifies systemd

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

Reads hardware information

Accesses system info like serial numbers, manufacturer names etc.

Write file to user bin folder

Reads process memory

Read the memory of a process through the /proc virtual filesystem. This can be used to steal credentials.