General

  • Target

    95e53d41dd242a3f707ffc7ea0b0a831ed85b9294192e039f0b255d5b65e732d.exe

  • Size

    1.7MB

  • Sample

    241211-m9me4svkcj

  • MD5

    68a655281c115869e423c1d7f5bea01d

  • SHA1

    8193dcbfd44ca6bad7dd4c5824f9e0d4495220c2

  • SHA256

    95e53d41dd242a3f707ffc7ea0b0a831ed85b9294192e039f0b255d5b65e732d

  • SHA512

    c72d216bc5172e259226c624023aaf869cfdbebb29b2aa8421a15363f9c3c29acedb3436dbb829afce50aa13935f06c6baf40b3523c912ded39fb82f9b21c1db

  • SSDEEP

    49152:D+gYXZTD1VXUqzX7VwjvMoh1IFyuyigWnMzm6sDBKvS:uTHUxUoh1IF9gl2d

Malware Config

Targets

    • Target

      95e53d41dd242a3f707ffc7ea0b0a831ed85b9294192e039f0b255d5b65e732d.exe

    • Size

      1.7MB

    • MD5

      68a655281c115869e423c1d7f5bea01d

    • SHA1

      8193dcbfd44ca6bad7dd4c5824f9e0d4495220c2

    • SHA256

      95e53d41dd242a3f707ffc7ea0b0a831ed85b9294192e039f0b255d5b65e732d

    • SHA512

      c72d216bc5172e259226c624023aaf869cfdbebb29b2aa8421a15363f9c3c29acedb3436dbb829afce50aa13935f06c6baf40b3523c912ded39fb82f9b21c1db

    • SSDEEP

      49152:D+gYXZTD1VXUqzX7VwjvMoh1IFyuyigWnMzm6sDBKvS:uTHUxUoh1IF9gl2d

    • 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.

    • Drops file in Drivers directory

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Executes dropped EXE

MITRE ATT&CK Enterprise v15

Tasks