General

  • Target

    f543b442481590bfa4e57778879155abbe4e739b96d3639a16aa0c4d994a7d60

  • Size

    1.3MB

  • Sample

    241221-vzabsstqhz

  • MD5

    149deb76fffc51f9f1558e47e3cd22e4

  • SHA1

    60fab8427e78a80d47f8d0a4e18096390e3c43b2

  • SHA256

    f543b442481590bfa4e57778879155abbe4e739b96d3639a16aa0c4d994a7d60

  • SHA512

    b5779d9fcec6463a54535ad751b43a585b78d1d9693af646ec73c2a0e540c518f93e9f9f33edc07f5e3941611de70da43d0e8ac2c86b79b8a567bbb607febbee

  • SSDEEP

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

Malware Config

Targets

    • Target

      f543b442481590bfa4e57778879155abbe4e739b96d3639a16aa0c4d994a7d60

    • Size

      1.3MB

    • MD5

      149deb76fffc51f9f1558e47e3cd22e4

    • SHA1

      60fab8427e78a80d47f8d0a4e18096390e3c43b2

    • SHA256

      f543b442481590bfa4e57778879155abbe4e739b96d3639a16aa0c4d994a7d60

    • SHA512

      b5779d9fcec6463a54535ad751b43a585b78d1d9693af646ec73c2a0e540c518f93e9f9f33edc07f5e3941611de70da43d0e8ac2c86b79b8a567bbb607febbee

    • 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