General

  • Target

    dcf5dfc2327f09370f1821cf94c3dbba3e3431f9f0e315cfd7f64c76c872cf3c.exe

  • Size

    1.7MB

  • Sample

    241222-d8dxxasjgv

  • MD5

    d071fe4e42941ead06b9be307d35dc02

  • SHA1

    c3101cc5b520f7b29a1dddfbd5968fab06d7771b

  • SHA256

    dcf5dfc2327f09370f1821cf94c3dbba3e3431f9f0e315cfd7f64c76c872cf3c

  • SHA512

    30015a3d01c8171ab65953dd771d45b63bc8f89f8739bf75c522af208e1b7976b2cb94ee8fb69d9f4507749488f0be19d299480d934018ad2b082bcd6b627163

  • SSDEEP

    49152:T+gYXZTD1VXUqzX7VwjvMoh1IFyuyigWnMzm6sDBKvG:+THUxUoh1IF9gl2/

Malware Config

Targets

    • Target

      dcf5dfc2327f09370f1821cf94c3dbba3e3431f9f0e315cfd7f64c76c872cf3c.exe

    • Size

      1.7MB

    • MD5

      d071fe4e42941ead06b9be307d35dc02

    • SHA1

      c3101cc5b520f7b29a1dddfbd5968fab06d7771b

    • SHA256

      dcf5dfc2327f09370f1821cf94c3dbba3e3431f9f0e315cfd7f64c76c872cf3c

    • SHA512

      30015a3d01c8171ab65953dd771d45b63bc8f89f8739bf75c522af208e1b7976b2cb94ee8fb69d9f4507749488f0be19d299480d934018ad2b082bcd6b627163

    • SSDEEP

      49152:T+gYXZTD1VXUqzX7VwjvMoh1IFyuyigWnMzm6sDBKvG:+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