General

  • Target

    9dec0c7146d6ef962682852c34afe177826f2560a33f59150843b46985530cc7

  • Size

    1.7MB

  • Sample

    250115-fzcdtsskg1

  • MD5

    2ee8bf268f50f97db5231d71e3023c37

  • SHA1

    0dd823f60b08b9b307c4be5f59c3b275caa2e1d5

  • SHA256

    9dec0c7146d6ef962682852c34afe177826f2560a33f59150843b46985530cc7

  • SHA512

    294877dccd8c04d4c134ca29a9ebebe746f4b4a67bd7761cd581f27fcfe6a7b0866cde35d1c819e1f63b9fb829424e6d77711a494427ea73b84c53b48a2d6f0a

  • SSDEEP

    49152:T+gYXZTD1VXUqzX7VwjvMoh1IFyuyigWnMzm6sDBKv:+THUxUoh1IF9gl2

Malware Config

Targets

    • Target

      9dec0c7146d6ef962682852c34afe177826f2560a33f59150843b46985530cc7

    • Size

      1.7MB

    • MD5

      2ee8bf268f50f97db5231d71e3023c37

    • SHA1

      0dd823f60b08b9b307c4be5f59c3b275caa2e1d5

    • SHA256

      9dec0c7146d6ef962682852c34afe177826f2560a33f59150843b46985530cc7

    • SHA512

      294877dccd8c04d4c134ca29a9ebebe746f4b4a67bd7761cd581f27fcfe6a7b0866cde35d1c819e1f63b9fb829424e6d77711a494427ea73b84c53b48a2d6f0a

    • SSDEEP

      49152:T+gYXZTD1VXUqzX7VwjvMoh1IFyuyigWnMzm6sDBKv:+THUxUoh1IF9gl2

    • 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