General

  • Target

    6fe1a98a1e9cf29f4da4055acd11e5537775ddb8616f4ea02f55aaa6c5d97c3c

  • Size

    1.7MB

  • Sample

    241209-2csm7atmfw

  • MD5

    96eb6349f62024cbe4512ce6fe98e9ca

  • SHA1

    ca1e4b20f9a1e3ffb2ab3776370fe94e936ad29f

  • SHA256

    6fe1a98a1e9cf29f4da4055acd11e5537775ddb8616f4ea02f55aaa6c5d97c3c

  • SHA512

    5741d00be28702ea6e64cfb3ea44fe38df4cd2296b5949d5cfe7ed785eae922d9ba82b07893882d4b19e3685e17796e4fba0087d50366fc608939b9ce0cbd0e4

  • SSDEEP

    49152:z+gYXZTD1VXUqzX7VwjvMoh1IFyuyigWnMzm6sDBKv:eTHUxUoh1IF9gl2

Malware Config

Targets

    • Target

      6fe1a98a1e9cf29f4da4055acd11e5537775ddb8616f4ea02f55aaa6c5d97c3c

    • Size

      1.7MB

    • MD5

      96eb6349f62024cbe4512ce6fe98e9ca

    • SHA1

      ca1e4b20f9a1e3ffb2ab3776370fe94e936ad29f

    • SHA256

      6fe1a98a1e9cf29f4da4055acd11e5537775ddb8616f4ea02f55aaa6c5d97c3c

    • SHA512

      5741d00be28702ea6e64cfb3ea44fe38df4cd2296b5949d5cfe7ed785eae922d9ba82b07893882d4b19e3685e17796e4fba0087d50366fc608939b9ce0cbd0e4

    • SSDEEP

      49152:z+gYXZTD1VXUqzX7VwjvMoh1IFyuyigWnMzm6sDBKv:eTHUxUoh1IF9gl2

    • 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