General

  • Target
    f4ab048f183a7269468b0cb8509668831e3d8f816e1be3162a0734c83c488c97.exe
  • Size 1.1MB
  • Sample240705-cd89wsscke
  • SHA256 f4ab048f183a7269468b0cb8509668831e3d8f816e1be3162a0734c83c488c97
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Targets

    • Target
      f4ab048f183a7269468b0cb8509668831e3d8f816e1be3162a0734c83c488c97.exe
    • Size 1.1MB
    • SHA256 f4ab048f183a7269468b0cb8509668831e3d8f816e1be3162a0734c83c488c97
    • MD5 SHA1 SHA512 SSDEEP
    • DcRat

      DarkCrystal(DC) is a new .NET RAT active since June 2019 capable of loading additional plugins.

    • Modifies WinLogon for persistence

    • Process spawned unexpected child process

      This typically indicates the parent process was compromised via an exploit or macro.

    • DCRat payload

      Detects payload of DCRat, commonly dropped by NSIS installers.

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Adds Run key to start application

MITRE ATT&CK Enterprise v15

Tasks