General

  • Target

    14b01b9ea914a3a36f8ffcf62bb1c6cbb2f88c39434f5d1de2fde84b38511b32N.exe

  • Size

    1.7MB

  • Sample

    241206-t4xgfssmgn

  • MD5

    71cf8d606c066e5d43f2bb53c2d22540

  • SHA1

    5e8c5e1efd7142f1a28e64d4736eea679eccd538

  • SHA256

    14b01b9ea914a3a36f8ffcf62bb1c6cbb2f88c39434f5d1de2fde84b38511b32

  • SHA512

    9688ecad23e7bc7f95df762ff4f140b37cacd31968d244c4db8daf8a1738e5f1811e4d1df63802b4889439dee5c5999f6853864df4010c82300ac1bc09b575e0

  • SSDEEP

    49152:j+gYXZTD1VXUqzX7VwjvMoh1IFyuyigWnMzm6sDBKv:OTHUxUoh1IF9gl2

Malware Config

Targets

    • Target

      14b01b9ea914a3a36f8ffcf62bb1c6cbb2f88c39434f5d1de2fde84b38511b32N.exe

    • Size

      1.7MB

    • MD5

      71cf8d606c066e5d43f2bb53c2d22540

    • SHA1

      5e8c5e1efd7142f1a28e64d4736eea679eccd538

    • SHA256

      14b01b9ea914a3a36f8ffcf62bb1c6cbb2f88c39434f5d1de2fde84b38511b32

    • SHA512

      9688ecad23e7bc7f95df762ff4f140b37cacd31968d244c4db8daf8a1738e5f1811e4d1df63802b4889439dee5c5999f6853864df4010c82300ac1bc09b575e0

    • SSDEEP

      49152:j+gYXZTD1VXUqzX7VwjvMoh1IFyuyigWnMzm6sDBKv:OTHUxUoh1IF9gl2

    • 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