General

  • Target

    2c3d4ff9418a1e587dd659c253e47af84820c7ff4218b8dbff46a6a4f1cf47b9

  • Size

    1.7MB

  • Sample

    250113-13yfpaypey

  • MD5

    46702766a2b352b3db95618c69a14526

  • SHA1

    0c2c1e90dc69c16e2b09b705f6914b2372431a59

  • SHA256

    2c3d4ff9418a1e587dd659c253e47af84820c7ff4218b8dbff46a6a4f1cf47b9

  • SHA512

    e1f84e854034293444f0f3ce562816e3f011ec58008f3601e00a7cf7125fc29c2f965fad7a59498d4d96b941006f20a4dcbb3373b325cd9fb6018cfa2aefc06e

  • SSDEEP

    49152:z+gYXZTD1VXUqzX7VwjvMoh1IFyuyigWnMzm6sDBKv:eTHUxUoh1IF9gl2

Malware Config

Targets

    • Target

      2c3d4ff9418a1e587dd659c253e47af84820c7ff4218b8dbff46a6a4f1cf47b9

    • Size

      1.7MB

    • MD5

      46702766a2b352b3db95618c69a14526

    • SHA1

      0c2c1e90dc69c16e2b09b705f6914b2372431a59

    • SHA256

      2c3d4ff9418a1e587dd659c253e47af84820c7ff4218b8dbff46a6a4f1cf47b9

    • SHA512

      e1f84e854034293444f0f3ce562816e3f011ec58008f3601e00a7cf7125fc29c2f965fad7a59498d4d96b941006f20a4dcbb3373b325cd9fb6018cfa2aefc06e

    • SSDEEP

      49152:z+gYXZTD1VXUqzX7VwjvMoh1IFyuyigWnMzm6sDBKv:eTHUxUoh1IF9gl2

    • 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.

    • Command and Scripting Interpreter: PowerShell

      Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

    • Drops file in Drivers directory

    • Checks computer location settings

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

    • Executes dropped EXE

MITRE ATT&CK Enterprise v15

Tasks