General

  • Target

    52edc5786fdb818babaf34144dd453aad1931f18adaf030f959c3c84ec115fdd

  • Size

    1.3MB

  • Sample

    241221-vmbzvstmht

  • MD5

    d87af6f862594496806f76c74fcc2b3d

  • SHA1

    03f4437116bfcaecfdbea91c8f03f206fed98d00

  • SHA256

    52edc5786fdb818babaf34144dd453aad1931f18adaf030f959c3c84ec115fdd

  • SHA512

    8e20782c863ea6921c770adb45be47fb77d00565bc2e42c9b095f9bcccfcf7f47af203bf8ea2b49f5a0a0a31914a13e1413b157c2c0610ddb49eefd1c805cbd0

  • SSDEEP

    24576:U2G/nvxW3Ww0t6TnzGmVBDh4+aknuRRZJND0gFJ4rD/IjC:UbA30GnzV/q+DnsXg

Malware Config

Targets

    • Target

      52edc5786fdb818babaf34144dd453aad1931f18adaf030f959c3c84ec115fdd

    • Size

      1.3MB

    • MD5

      d87af6f862594496806f76c74fcc2b3d

    • SHA1

      03f4437116bfcaecfdbea91c8f03f206fed98d00

    • SHA256

      52edc5786fdb818babaf34144dd453aad1931f18adaf030f959c3c84ec115fdd

    • SHA512

      8e20782c863ea6921c770adb45be47fb77d00565bc2e42c9b095f9bcccfcf7f47af203bf8ea2b49f5a0a0a31914a13e1413b157c2c0610ddb49eefd1c805cbd0

    • SSDEEP

      24576:U2G/nvxW3Ww0t6TnzGmVBDh4+aknuRRZJND0gFJ4rD/IjC:UbA30GnzV/q+DnsXg

    • 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