General

  • Target

    67dd2b7ac549a10c961a5cdd66a6f8850857fb750d0376658d4e01081be6ef7a

  • Size

    1.3MB

  • Sample

    241221-t4rafatken

  • MD5

    919c12ef658d42167d446eddeaeb957a

  • SHA1

    65e8d2c1585d83f05feb26b0bb12c5079a93b89d

  • SHA256

    67dd2b7ac549a10c961a5cdd66a6f8850857fb750d0376658d4e01081be6ef7a

  • SHA512

    216d8eaf32227072fe6d08874670cd54ecfafe6934fb946de9eb80dba3558abb2a15209f487fcb557c55a2b9ec7d510a696c7579230ab122d35f18b297304d65

  • SSDEEP

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

Malware Config

Targets

    • Target

      67dd2b7ac549a10c961a5cdd66a6f8850857fb750d0376658d4e01081be6ef7a

    • Size

      1.3MB

    • MD5

      919c12ef658d42167d446eddeaeb957a

    • SHA1

      65e8d2c1585d83f05feb26b0bb12c5079a93b89d

    • SHA256

      67dd2b7ac549a10c961a5cdd66a6f8850857fb750d0376658d4e01081be6ef7a

    • SHA512

      216d8eaf32227072fe6d08874670cd54ecfafe6934fb946de9eb80dba3558abb2a15209f487fcb557c55a2b9ec7d510a696c7579230ab122d35f18b297304d65

    • 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