General

  • Target

    36157893d0fbe825ea17747b97b7eb5893059a6f1aa06080deb87ef47410b6bfN.exe

  • Size

    1.8MB

  • Sample

    241207-2jb9saxnf1

  • MD5

    30742ba610a6e66abe158742a400b5a0

  • SHA1

    2ae4b096bc3cfdc876204597a74a69f7203e1b1d

  • SHA256

    36157893d0fbe825ea17747b97b7eb5893059a6f1aa06080deb87ef47410b6bf

  • SHA512

    c4c6da35dbadbf12fba72fe695c056d5dcc5b7793b98ded3c66877f9db4e5360f0371ec08c76ce4f85d6585ee40e3110b41889883f0bc436add314f01cb099e4

  • SSDEEP

    49152:WhjAJVllHZrhbBruPk+xjSMX4ODTDF8OcFSkMh:WgVTVXYNX9mOWSkM

Malware Config

Targets

    • Target

      36157893d0fbe825ea17747b97b7eb5893059a6f1aa06080deb87ef47410b6bfN.exe

    • Size

      1.8MB

    • MD5

      30742ba610a6e66abe158742a400b5a0

    • SHA1

      2ae4b096bc3cfdc876204597a74a69f7203e1b1d

    • SHA256

      36157893d0fbe825ea17747b97b7eb5893059a6f1aa06080deb87ef47410b6bf

    • SHA512

      c4c6da35dbadbf12fba72fe695c056d5dcc5b7793b98ded3c66877f9db4e5360f0371ec08c76ce4f85d6585ee40e3110b41889883f0bc436add314f01cb099e4

    • SSDEEP

      49152:WhjAJVllHZrhbBruPk+xjSMX4ODTDF8OcFSkMh:WgVTVXYNX9mOWSkM

    • 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.

    • UAC bypass

    • 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

    • Checks whether UAC is enabled

MITRE ATT&CK Enterprise v15

Tasks