General

  • Target
    Setupx-64.exe
  • Size 2.6MB
  • Sample250412-ycz6gszzaz
  • SHA256 d8befd70003d111bb42cda71b9ccfccbdd39c84f8d57c0420ec123fa86177b42
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Targets

    • Target
      Setupx-64.exe
    • Size 2.6MB
    • SHA256 d8befd70003d111bb42cda71b9ccfccbdd39c84f8d57c0420ec123fa86177b42
    • MD5 SHA1 SHA512 SSDEEP
    • DcRat

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

    • Dcrat family

    • 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.

    • Disables Task Manager via registry modification

    • Checks computer location settings

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

    • Executes dropped EXE

MITRE ATT&CK Enterprise v16

Tasks