Analysis

  • max time kernel
    149s
  • max time network
    151s
  • platform
    windows11-21h2_x64
  • resource
    win11-20260513-en
  • resource tags

    arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows
  • submitted
    27/05/2026, 18:06

General

  • Target
    4d117b52348f74e0ea396315579d65f0fb9c4b7b2d9c3131abae907ed79775dc.exe
  • Size 1.3MB
  • Sample260527-wp64fse14m
  • SHA256 4d117b52348f74e0ea396315579d65f0fb9c4b7b2d9c3131abae907ed79775dc
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Family: Gh0strat

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

  • Family: PurpleFox

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

  • Detect PurpleFox Rootkit 1 IoCs

    Detect PurpleFox Rootkit.

  • Gh0st RAT payload 1 IoCs
  • Drops file in Drivers directory 1 IoCs
  • Sets service image path in registry 3 TTPs 1 IoCs

    This determines the executable launched when a service starts. It can be used to establish persistence.

  • Executes dropped EXE 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • System Location Discovery: System Language Discovery 1 TTPs 4 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs

    Adversaries may check for Internet connectivity on compromised systems.

  • Runs ping.exe 1 TTPs 1 IoCs
  • Suspicious behavior: LoadsDriver 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 6 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\4d117b52348f74e0ea396315579d65f0fb9c4b7b2d9c3131abae907ed79775dc.exe
    "C:\Users\Admin\AppData\Local\Temp\4d117b52348f74e0ea396315579d65f0fb9c4b7b2d9c3131abae907ed79775dc.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3124
    • C:\ProgramData\Microsoft\Windows\Start Menu\Programs\Startup\sainbox.exe
      "C:\ProgramData\Microsoft\Windows\Start Menu\Programs\Startup\sainbox.exe"
      2⤵
      • Drops file in Drivers directory
      • Sets service image path in registry
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: LoadsDriver
      • Suspicious use of AdjustPrivilegeToken
      PID:5600
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c ping -n 2 127.0.0.1 > nul && del C:\Users\Admin\AppData\Local\Temp\4D117B~1.EXE > nul
      2⤵
      • System Location Discovery: System Language Discovery
      • System Network Configuration Discovery: Internet Connection Discovery
      • Suspicious use of WriteProcessMemory
      PID:4548
      • C:\Windows\SysWOW64\PING.EXE
        ping -n 2 127.0.0.1
        3⤵
        • System Location Discovery: System Language Discovery
        • System Network Configuration Discovery: Internet Connection Discovery
        • Runs ping.exe
        PID:3580

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        sainbox.exe

        • Path C:\ProgramData\Microsoft\Windows\Start Menu\Programs\Startup\sainbox.exe
        • Size 1.3MB
        • SHA256 4d117b52348f74e0ea396315579d65f0fb9c4b7b2d9c3131abae907ed79775dc
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/3124-0-0x0000000010000000-0x000000001019F000-memory.dmp