General

  • Target

    e2e7ee6a7381687a633e35fb2a1d2fb46fc55e3a04da07299d43cc3a0c4755cb

  • Size

    1.7MB

  • Sample

    250113-jl9c7awkbk

  • MD5

    f1aff26566885c339febd3614e9949ce

  • SHA1

    efc83772d697c76241c6f16db92d2a948bd5f3eb

  • SHA256

    e2e7ee6a7381687a633e35fb2a1d2fb46fc55e3a04da07299d43cc3a0c4755cb

  • SHA512

    7b24d470fc7addba58c287acaecd8945100a202bc748164c7e73f0455eda6cf11c8915973a5d875632cf0756d7db8fae60e34745dabf7d3920be86bfb92d400a

  • SSDEEP

    49152:T+gYXZTD1VXUqzX7VwjvMoh1IFyuyigWnMzm6sDBKv:+THUxUoh1IF9gl2

Malware Config

Targets

    • Target

      e2e7ee6a7381687a633e35fb2a1d2fb46fc55e3a04da07299d43cc3a0c4755cb

    • Size

      1.7MB

    • MD5

      f1aff26566885c339febd3614e9949ce

    • SHA1

      efc83772d697c76241c6f16db92d2a948bd5f3eb

    • SHA256

      e2e7ee6a7381687a633e35fb2a1d2fb46fc55e3a04da07299d43cc3a0c4755cb

    • SHA512

      7b24d470fc7addba58c287acaecd8945100a202bc748164c7e73f0455eda6cf11c8915973a5d875632cf0756d7db8fae60e34745dabf7d3920be86bfb92d400a

    • 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