General

  • Target

    c060d072173871e446b7f87ebc53fdd930732a84c1d98b81e2ccf79f8dccab6d

  • Size

    1.3MB

  • Sample

    241221-tsyv5sspbx

  • MD5

    0ffc1973fe08a2741bd9d0910b7c3399

  • SHA1

    874df12d14133cd218e6971e369f23ed1ac6280f

  • SHA256

    c060d072173871e446b7f87ebc53fdd930732a84c1d98b81e2ccf79f8dccab6d

  • SHA512

    3de42e03f05df639eda60a142882a29f282f724a5037d287f54a1392c89000235f587b8b70dbc9e699520ebfb4dc73e1e8f26ecf6d0f4db800bf165b91884a5a

  • SSDEEP

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

Malware Config

Targets

    • Target

      c060d072173871e446b7f87ebc53fdd930732a84c1d98b81e2ccf79f8dccab6d

    • Size

      1.3MB

    • MD5

      0ffc1973fe08a2741bd9d0910b7c3399

    • SHA1

      874df12d14133cd218e6971e369f23ed1ac6280f

    • SHA256

      c060d072173871e446b7f87ebc53fdd930732a84c1d98b81e2ccf79f8dccab6d

    • SHA512

      3de42e03f05df639eda60a142882a29f282f724a5037d287f54a1392c89000235f587b8b70dbc9e699520ebfb4dc73e1e8f26ecf6d0f4db800bf165b91884a5a

    • 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

    • Drops file in System32 directory

MITRE ATT&CK Enterprise v15

Tasks