General

  • Target

    cc421383e06b6fc90b0ec1a85268c2b832bff792f2fdddb871e69287fe9dfa30

  • Size

    1.3MB

  • Sample

    241221-tww6qasrhk

  • MD5

    736a9dd5ac086df2ce7bdfe71c5afc9e

  • SHA1

    e347a1e5d63d61c1b9d49425ef6418873a9b62f0

  • SHA256

    cc421383e06b6fc90b0ec1a85268c2b832bff792f2fdddb871e69287fe9dfa30

  • SHA512

    63ddc9a4fd867b99d35df5fbfcf5d488cb96345eddd068a26d8a4a11bd83432c759fd72e3c0f5abb42605f793778935557f63f60595cf95af024931487ae04bd

  • SSDEEP

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

Malware Config

Targets

    • Target

      cc421383e06b6fc90b0ec1a85268c2b832bff792f2fdddb871e69287fe9dfa30

    • Size

      1.3MB

    • MD5

      736a9dd5ac086df2ce7bdfe71c5afc9e

    • SHA1

      e347a1e5d63d61c1b9d49425ef6418873a9b62f0

    • SHA256

      cc421383e06b6fc90b0ec1a85268c2b832bff792f2fdddb871e69287fe9dfa30

    • SHA512

      63ddc9a4fd867b99d35df5fbfcf5d488cb96345eddd068a26d8a4a11bd83432c759fd72e3c0f5abb42605f793778935557f63f60595cf95af024931487ae04bd

    • 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