Overview

overview

10

Static

static

7

50b738b856...6b.exe

windows7-x64

10

50b738b856...6b.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    50b738b8567704435f6ef2f272ed7d05c41f27422659adc18cb17973cb6ec46b

  • Size

    1.2MB

  • Sample

    241229-b385raylek

  • MD5

    a200eb75c6ea33bc30e521196a4d5e81

  • SHA1

    f631e8635918e485f44580ca6810a662458af1d3

  • SHA256

    50b738b8567704435f6ef2f272ed7d05c41f27422659adc18cb17973cb6ec46b

  • SHA512

    f997cb34313d5e04b026241edfd67b55893b4e95060ac3e2d10f4f89791ecc7032aa0d2fe551586f1d13bdfd6e5722c66200fb357de6cdcea14a9233b40c3612

  • SSDEEP

    24576:HovxCwgMBqHO5ZdYXOp0nQrXctTfK+d+MrTXowFlw57XYBwJtiY:WIwgMEuy+inDfp3/XoCw57XYBwKY

Score
10/10
gh0stratpurplefoxdiscoverypersistenceratrootkittrojanupxvmprotect

Malware Config

Targets

    • Target

      50b738b8567704435f6ef2f272ed7d05c41f27422659adc18cb17973cb6ec46b

    • Size

      1.2MB

    • MD5

      a200eb75c6ea33bc30e521196a4d5e81

    • SHA1

      f631e8635918e485f44580ca6810a662458af1d3

    • SHA256

      50b738b8567704435f6ef2f272ed7d05c41f27422659adc18cb17973cb6ec46b

    • SHA512

      f997cb34313d5e04b026241edfd67b55893b4e95060ac3e2d10f4f89791ecc7032aa0d2fe551586f1d13bdfd6e5722c66200fb357de6cdcea14a9233b40c3612

    • SSDEEP

      24576:HovxCwgMBqHO5ZdYXOp0nQrXctTfK+d+MrTXowFlw57XYBwJtiY:WIwgMEuy+inDfp3/XoCw57XYBwKY

    Score
    10/10
    gh0stratpurplefoxdiscoverypersistenceratrootkittrojanupxvmprotect

    • Detect PurpleFox Rootkit

      Detect PurpleFox Rootkit.

      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.

      ratgh0strat

    • Gh0strat family

      gh0strat

    • PurpleFox

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

      rootkittrojanpurplefox

    • Purplefox family

      purplefox

    • Drops file in Drivers directory

    • Server Software Component: Terminal Services DLL

      persistence

    • Sets service image path in registry

      persistence

    • 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.

      vmprotect

    • Adds Run key to start application

      persistence

    • Drops file in System32 directory

    • UPX packed file

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

      upx
    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks