General

  • Target

    afe966f7d7d027792cc718eba58d9ee3e7b2929e9cb3eed8902537d8c375e081N

  • Size

    1.9MB

  • Sample

    241103-qy9caayjfj

  • MD5

    38c14805a17436bc0118dfaa6547eec0

  • SHA1

    77ee261fd0d14577058bd1114bfd4a34aa0990e6

  • SHA256

    afe966f7d7d027792cc718eba58d9ee3e7b2929e9cb3eed8902537d8c375e081

  • SHA512

    bfec5fa0c4d45ebcc26bf18f3ccf0ea9b6bc6de62ce1ddfc012ef69f42c2bf45d90a3dc5f6537e62e6d0e30247eb0c2b5495249b01d0b158b6a73dd29e657754

  • SSDEEP

    24576:W7/weHc1lJq2tB/pw97SSwEWJSwDFrs7+6pa7gv6a9MrYetY5Q62xo2CPV84uMY1:qqpji7SxFgz7XM7metv6s2N8W

Malware Config

Targets

    • Target

      afe966f7d7d027792cc718eba58d9ee3e7b2929e9cb3eed8902537d8c375e081N

    • Size

      1.9MB

    • MD5

      38c14805a17436bc0118dfaa6547eec0

    • SHA1

      77ee261fd0d14577058bd1114bfd4a34aa0990e6

    • SHA256

      afe966f7d7d027792cc718eba58d9ee3e7b2929e9cb3eed8902537d8c375e081

    • SHA512

      bfec5fa0c4d45ebcc26bf18f3ccf0ea9b6bc6de62ce1ddfc012ef69f42c2bf45d90a3dc5f6537e62e6d0e30247eb0c2b5495249b01d0b158b6a73dd29e657754

    • SSDEEP

      24576:W7/weHc1lJq2tB/pw97SSwEWJSwDFrs7+6pa7gv6a9MrYetY5Q62xo2CPV84uMY1:qqpji7SxFgz7XM7metv6s2N8W

    • DcRat

      DarkCrystal(DC) is a new .NET RAT active since June 2019 capable of loading additional plugins.

    • Dcrat family

    • Modifies WinLogon for persistence

    • Process spawned unexpected child process

      This typically indicates the parent process was compromised via an exploit or macro.

    • 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

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Adds Run key to start application

    • Drops file in System32 directory

MITRE ATT&CK Enterprise v15

Tasks