General

  • Target

    4087dd67130db8a0192954514a065d9e94755a0783a8c32c31b2adfbe3ca528c.exe

  • Size

    1.3MB

  • Sample

    250108-jqdgba1jgt

  • MD5

    2bad7faaa75d08ffaa3034186ac53736

  • SHA1

    2105258d18a3c672353aae82ba6a683ececd3436

  • SHA256

    4087dd67130db8a0192954514a065d9e94755a0783a8c32c31b2adfbe3ca528c

  • SHA512

    3b84a5cab7c5b4beb215b41f309f1abf5c8301791873a3d32f64e899c25eaf9daaccaa0bb776f99ac085d23a7cbfb4df55af0a82cc9fd0a3b0d428b8eaeef7e7

  • SSDEEP

    24576:U2G/nvxW3Ww0t6TnzGmVBDh4+aknuRRZJND0gFJ4rD/IjCh:UbA30GnzV/q+DnsXgH

Malware Config

Targets

    • Target

      4087dd67130db8a0192954514a065d9e94755a0783a8c32c31b2adfbe3ca528c.exe

    • Size

      1.3MB

    • MD5

      2bad7faaa75d08ffaa3034186ac53736

    • SHA1

      2105258d18a3c672353aae82ba6a683ececd3436

    • SHA256

      4087dd67130db8a0192954514a065d9e94755a0783a8c32c31b2adfbe3ca528c

    • SHA512

      3b84a5cab7c5b4beb215b41f309f1abf5c8301791873a3d32f64e899c25eaf9daaccaa0bb776f99ac085d23a7cbfb4df55af0a82cc9fd0a3b0d428b8eaeef7e7

    • SSDEEP

      24576:U2G/nvxW3Ww0t6TnzGmVBDh4+aknuRRZJND0gFJ4rD/IjCh:UbA30GnzV/q+DnsXgH

    • 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

    • Legitimate hosting services abused for malware hosting/C2

MITRE ATT&CK Enterprise v15

Tasks