General

  • Target

    4a762ce9de20516f2d03c438a200e350262c0b70c4a7825205d66e91c5df2a8b

  • Size

    1.2MB

  • Sample

    241228-b5sksatlav

  • MD5

    b0f52cda46b14ace8ffe649ad9302bb7

  • SHA1

    f790485af96de7bb840687c9060f46f2a24d7488

  • SHA256

    4a762ce9de20516f2d03c438a200e350262c0b70c4a7825205d66e91c5df2a8b

  • SHA512

    a14d0079915e7aec7986b15ec9fbb9014b1a08bfd67d68bcc89e8f29f511400db118eda39e2d397c2d7cc46d1d951876a39e32d1e32564c7043f56b7452f43a7

  • SSDEEP

    24576:HovxCwgMBqHO5ZdYXOp0nQrXctTfK+d+MrTXowFlw57XYBwJtia:WIwgMEuy+inDfp3/XoCw57XYBwKa

Malware Config

Targets

    • Target

      4a762ce9de20516f2d03c438a200e350262c0b70c4a7825205d66e91c5df2a8b

    • Size

      1.2MB

    • MD5

      b0f52cda46b14ace8ffe649ad9302bb7

    • SHA1

      f790485af96de7bb840687c9060f46f2a24d7488

    • SHA256

      4a762ce9de20516f2d03c438a200e350262c0b70c4a7825205d66e91c5df2a8b

    • SHA512

      a14d0079915e7aec7986b15ec9fbb9014b1a08bfd67d68bcc89e8f29f511400db118eda39e2d397c2d7cc46d1d951876a39e32d1e32564c7043f56b7452f43a7

    • SSDEEP

      24576:HovxCwgMBqHO5ZdYXOp0nQrXctTfK+d+MrTXowFlw57XYBwJtia:WIwgMEuy+inDfp3/XoCw57XYBwKa

    • Detect PurpleFox Rootkit

      Detect PurpleFox Rootkit.

    • Gh0st RAT payload

    • Gh0strat

      Gh0st RAT is a remote access tool (RAT) with its source code public and it has been used by multiple Chinese groups.

    • Gh0strat family

    • PurpleFox

      PurpleFox is an exploit kit used to distribute other malware families and first seen in 2018.

    • Purplefox family

    • Drops file in Drivers directory

    • Server Software Component: Terminal Services DLL

    • Sets service image path in registry

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Drops startup file

    • Executes dropped EXE

    • Loads dropped DLL

    • VMProtect packed file

      Detects executables packed with VMProtect commercial packer.

    • Adds Run key to start application

    • Drops file in System32 directory

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

MITRE ATT&CK Enterprise v15

Tasks