General

  • Target

    94b1ba15a35f137c8596a97f28241c496b61bccec7597ed2f2004510e47b4af1

  • Size

    1.7MB

  • Sample

    241209-bgn8fsxjgt

  • MD5

    64f23bf509820aaebdd17acf6ee2215f

  • SHA1

    98a5be357387e3951149c993b0fc3e8753a57709

  • SHA256

    94b1ba15a35f137c8596a97f28241c496b61bccec7597ed2f2004510e47b4af1

  • SHA512

    cd068260c8ba60ef50f461677141872f79e3f13c14977bba519a57848f3ec96af4823955f28c7cf0d1ce362f145d59284e6e2a71f33897f7f818eb44c7564f29

  • SSDEEP

    49152:j+gYXZTD1VXUqzX7VwjvMoh1IFyuyigWnMzm6sDBKv:OTHUxUoh1IF9gl2

Malware Config

Targets

    • Target

      94b1ba15a35f137c8596a97f28241c496b61bccec7597ed2f2004510e47b4af1

    • Size

      1.7MB

    • MD5

      64f23bf509820aaebdd17acf6ee2215f

    • SHA1

      98a5be357387e3951149c993b0fc3e8753a57709

    • SHA256

      94b1ba15a35f137c8596a97f28241c496b61bccec7597ed2f2004510e47b4af1

    • SHA512

      cd068260c8ba60ef50f461677141872f79e3f13c14977bba519a57848f3ec96af4823955f28c7cf0d1ce362f145d59284e6e2a71f33897f7f818eb44c7564f29

    • SSDEEP

      49152:j+gYXZTD1VXUqzX7VwjvMoh1IFyuyigWnMzm6sDBKv:OTHUxUoh1IF9gl2

    • 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