General

  • Target

    NEAS.4e1aca98d3557a26adee5003f4604d20.exe

  • Size

    1.8MB

  • Sample

    231117-flyd5sfc63

  • MD5

    4e1aca98d3557a26adee5003f4604d20

  • SHA1

    05c61dffb5ab422bef44938b773372ca05d0ae7e

  • SHA256

    c97269710ea63a8558354ed9784b458187b4ff7da10c59458eeccb1373596914

  • SHA512

    31bbeb05ffc26cc87204b42527777298e4784658ded7e3b7a7ddbd61d390a65ce737b994520575b7dcd87895004cd406e71008e2a47d9a5e73a2ba5b72af15f0

  • SSDEEP

    49152:OhjAJVllHZrhbBruPk+xjSMX4ODTDF8OcFSkMh:OgVTVXYNX9mOWSkM

Malware Config

Targets

    • Target

      NEAS.4e1aca98d3557a26adee5003f4604d20.exe

    • Size

      1.8MB

    • MD5

      4e1aca98d3557a26adee5003f4604d20

    • SHA1

      05c61dffb5ab422bef44938b773372ca05d0ae7e

    • SHA256

      c97269710ea63a8558354ed9784b458187b4ff7da10c59458eeccb1373596914

    • SHA512

      31bbeb05ffc26cc87204b42527777298e4784658ded7e3b7a7ddbd61d390a65ce737b994520575b7dcd87895004cd406e71008e2a47d9a5e73a2ba5b72af15f0

    • SSDEEP

      49152:OhjAJVllHZrhbBruPk+xjSMX4ODTDF8OcFSkMh:OgVTVXYNX9mOWSkM

    • DcRat

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

    • 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.

    • 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