General

  • Target

    baa24da08c1fa8c1493de69e06c6d27479f7bddec69219ae7449ea0831dafaad

  • Size

    984KB

  • Sample

    250112-gs581asjcn

  • MD5

    c7c936018ed654eb04b5134b6254af77

  • SHA1

    051a69111ace14b75dc7a1efb75d573ded9bf65c

  • SHA256

    baa24da08c1fa8c1493de69e06c6d27479f7bddec69219ae7449ea0831dafaad

  • SHA512

    72bebc9aadd789ceed81aa7110524fbf841e791af46e5b57b3235d4da6266f19ff608b4fac97b3d397e39b939aa55f671301b30b1a6b7d6d0b709da945a6a6ae

  • SSDEEP

    12288:MyEIOYTNEIf5AycvEhKIV6tEcln0Ai2a61h3cQ9Fk+ntGoWuzsx1oiLgoJ:MyErYT+PvXIUln/1GJgo

Malware Config

Targets

    • Target

      baa24da08c1fa8c1493de69e06c6d27479f7bddec69219ae7449ea0831dafaad

    • Size

      984KB

    • MD5

      c7c936018ed654eb04b5134b6254af77

    • SHA1

      051a69111ace14b75dc7a1efb75d573ded9bf65c

    • SHA256

      baa24da08c1fa8c1493de69e06c6d27479f7bddec69219ae7449ea0831dafaad

    • SHA512

      72bebc9aadd789ceed81aa7110524fbf841e791af46e5b57b3235d4da6266f19ff608b4fac97b3d397e39b939aa55f671301b30b1a6b7d6d0b709da945a6a6ae

    • SSDEEP

      12288:MyEIOYTNEIf5AycvEhKIV6tEcln0Ai2a61h3cQ9Fk+ntGoWuzsx1oiLgoJ:MyErYT+PvXIUln/1GJgo

    • 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