General

  • Target

    8a954daf417d6a178993a0f95e4834141abba3388c89730e6bfc52320550eac0

  • Size

    2.1MB

  • Sample

    241130-zvdwmszjem

  • MD5

    2b20c837defe07c2daa39b9e7bad0792

  • SHA1

    7a45498ccc92032286e3ca634e18cae747b03ec4

  • SHA256

    8a954daf417d6a178993a0f95e4834141abba3388c89730e6bfc52320550eac0

  • SHA512

    fcc3f32a534407cf81cb7cd5b4b866beec880a9d28076176118146afa212ad58fa593c231e33bbec860da1960b053ce1c496b2a2ab9068edb91477097d139e37

  • SSDEEP

    24576:U2G/nvxW3Ww0tIj2AR3l2oxrLCQicJ1UqS6TvB7WjRRvvkjjFExbw9xs2d5X:UbA302JRnYwpjVS0mtUX

Malware Config

Targets

    • Target

      8a954daf417d6a178993a0f95e4834141abba3388c89730e6bfc52320550eac0

    • Size

      2.1MB

    • MD5

      2b20c837defe07c2daa39b9e7bad0792

    • SHA1

      7a45498ccc92032286e3ca634e18cae747b03ec4

    • SHA256

      8a954daf417d6a178993a0f95e4834141abba3388c89730e6bfc52320550eac0

    • SHA512

      fcc3f32a534407cf81cb7cd5b4b866beec880a9d28076176118146afa212ad58fa593c231e33bbec860da1960b053ce1c496b2a2ab9068edb91477097d139e37

    • SSDEEP

      24576:U2G/nvxW3Ww0tIj2AR3l2oxrLCQicJ1UqS6TvB7WjRRvvkjjFExbw9xs2d5X:UbA302JRnYwpjVS0mtUX

    • 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.

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Drops file in System32 directory

MITRE ATT&CK Enterprise v15

Tasks