Creates new service(s)

Disables service(s)

Executes dropped EXE

Loads dropped DLL

Reads ssh keys stored on the system

Tries to access SSH used by SSH programs.

Reads user/profile data of web browsers

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

Stops running service(s)

Unsecured Credentials: Credentials In Files

Steal credentials from unsecured files.

Accesses cryptocurrency files/wallets, possible credential harvesting

Adds Run key to start application

Enumerates connected drives

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

Looks up external IP address via web service

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

Maps connected drives based on registry

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

Remote Services: SMB/Windows Admin Shares

Adversaries may use Valid Accounts to interact with a remote network share using Server Message Block (SMB).

Writes to the Master Boot Record (MBR)

Bootkits write to the MBR to gain persistence at a level below the operating system.

Drops file in System32 directory

Hide Artifacts: Hidden Files and Directories

Suspicious use of NtCreateThreadExHideFromDebugger