General

  • Target
    Activator MB 5x.exe
  • Size 63.0MB
  • Sample260817-b25e6sgh67
  • SHA256 01b3bf3f65832f1e9e59ee76964dcf01ac928e51588192607d43319ff070a719
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Targets

    • Target
      Activator MB 5x.exe
    • Size 63.0MB
    • SHA256 01b3bf3f65832f1e9e59ee76964dcf01ac928e51588192607d43319ff070a719
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Modifies WinLogon for persistence

    • Command and Scripting Interpreter: PowerShell

      Start PowerShell.

    • Drops file in Drivers directory

    • Installs a root certificate to the trusted certificate store

      A root certificate was added to the trusted certificate store using CertUtil.

    • Sets service image path in registry

      This determines the executable launched when a service starts. It can be used to establish persistence.

    • Checks BIOS information in registry

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

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Event Triggered Execution: Component Object Model Hijacking

      Adversaries may establish persistence by executing malicious content triggered by hijacked references to Component Object Model (COM) objects.

    • Executes dropped EXE

    • Impair Defenses: Safe Mode Boot

    • Loads dropped DLL

    • Reads user/profile data of web browsers

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

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • 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.

    • Discovers running processes

      Running process information can be used to identify security tools or plan follow-on actions.

    • Drops file in System32 directory

MITRE ATT&CK Enterprise v16

Tasks