General

  • Target
    Patch.7z
  • Size 64.9MB
  • Sample250113-ryfkmsxnfq
  • SHA256 0a7123e2a0a02951c72048495c56fa5d38ea804d178268e24347be4db7a3c219
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Targets

    • Target
      Patch_MB_4.6.x.exe
    • Size 65.2MB
    • SHA256 139d053d79773b0a222c1217511f860e3bc1b6f82f0694fcd8be34417fa4d1c7
    • MD5 SHA1 SHA512 SSDEEP
    • Drops file in Drivers directory

    • Sets service image path in registry

    • 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.

    • Command and Scripting Interpreter: PowerShell

      Start PowerShell.

    • Drops file in System32 directory

    • Enumerates processes with tasklist

MITRE ATT&CK Enterprise v15

Tasks