General

  • Target

    891606919ee03cfd0b194f6ca30e3937312ba92c7225057763bc6f8980484476N

  • Size

    783KB

  • Sample

    250113-yhqt1axqej

  • MD5

    2dec334a3f065bc25c47a22de6a51b50

  • SHA1

    2d8ea87b76172f1b112445067a4109b9b5d23cc7

  • SHA256

    891606919ee03cfd0b194f6ca30e3937312ba92c7225057763bc6f8980484476

  • SHA512

    4264fa67d68d0f942128117e8883f7f8e2715fb65a3fbe550ae1b0e095d57cd79acf8437ede86bfe233d78f14ac200967671461555797356e37f4b0914626549

  • SSDEEP

    12288:GqnOYxdAgpoNeF91rg5iFdr0yQ9gYx+EIpakCYJRU7Q9bWoFzqK:G+OQbpbgsFdAyQvzSqaq8q

Malware Config

Targets

    • Target

      891606919ee03cfd0b194f6ca30e3937312ba92c7225057763bc6f8980484476N

    • Size

      783KB

    • MD5

      2dec334a3f065bc25c47a22de6a51b50

    • SHA1

      2d8ea87b76172f1b112445067a4109b9b5d23cc7

    • SHA256

      891606919ee03cfd0b194f6ca30e3937312ba92c7225057763bc6f8980484476

    • SHA512

      4264fa67d68d0f942128117e8883f7f8e2715fb65a3fbe550ae1b0e095d57cd79acf8437ede86bfe233d78f14ac200967671461555797356e37f4b0914626549

    • SSDEEP

      12288:GqnOYxdAgpoNeF91rg5iFdr0yQ9gYx+EIpakCYJRU7Q9bWoFzqK:G+OQbpbgsFdAyQvzSqaq8q

    • 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.

    • UAC bypass

    • 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

    • Adds Run key to start application

    • Checks whether UAC is enabled

    • Drops file in System32 directory

MITRE ATT&CK Enterprise v15

Tasks