General

  • Target
    2026-11-11_10549728d48efc7a737a5cdf30a36be3_drokbk_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee
  • Size 2.0MB
  • Sample261113-vwl67ad141
  • SHA256 22fd00e4d09d5b13294742c81ef5089ff788a6f2524cecff8b0eed28f85924cb
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Targets

    • Target
      2026-11-11_10549728d48efc7a737a5cdf30a36be3_drokbk_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee
    • Size 2.0MB
    • SHA256 22fd00e4d09d5b13294742c81ef5089ff788a6f2524cecff8b0eed28f85924cb
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Family: DcRat

      DarkCrystal(DC) is a new .NET RAT active since June 2019 capable of loading additional plugins.

    • Modifies WinLogon for persistence

    • Process spawned unexpected child process

      This typically indicates the parent process was compromised via an exploit or macro.

    • Custom signature

      Detects executables packed with SmartAssembly

    • 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 a file named after a Windows system binary

      The file runs from a user directory while carrying the name of an executable that normally only exists in System32.

    • Executes dropped EXE

    • Adds Run key to start application

    • Checks whether UAC is enabled

    • Executes a VBScript file via the Windows Script Host.

    • SmartAssembly .NET packer

      Detects SmartAssembly .NET packer.

MITRE ATT&CK Enterprise v16

Tasks