Analysis

  • max time kernel
    149s
  • max time network
    141s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260911-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260911-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    14/10/2026, 14:36

General

  • Target
    54999f441a5bd10266c6fd5cf183b02132b8bdffa5a5a930223f8a39b3d7f6f6.exe
  • Size 160KB
  • Sample261014-ryznhset5x
  • SHA256 54999f441a5bd10266c6fd5cf183b02132b8bdffa5a5a930223f8a39b3d7f6f6
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Executes dropped EXE 1 IoCs
  • Detect suspicious telegram bot 1 IoCs

    Detect suspicious telegram bot.

  • Enumerates physical storage devices 1 TTPs

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

  • Reads the TCP/IP host and domain name from the registry 1 TTPs 4 IoCs

    The configured hostname and DNS domain identify the machine and are commonly collected to profile a host before it reports in.

  • Suspicious behavior: EnumeratesProcesses 58 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\54999f441a5bd10266c6fd5cf183b02132b8bdffa5a5a930223f8a39b3d7f6f6.exe
    "C:\Users\Admin\AppData\Local\Temp\54999f441a5bd10266c6fd5cf183b02132b8bdffa5a5a930223f8a39b3d7f6f6.exe"
    1⤵
    • Checks computer location settings
    • Reads the TCP/IP host and domain name from the registry
    • Suspicious use of WriteProcessMemory
    PID:4972
    • C:\Users\Admin\AppData\Local\Microsoft\Windows\WinPhysHealth\WinPhysHealth.exe
      "C:\Users\Admin\AppData\Local\Microsoft\Windows\WinPhysHealth\WinPhysHealth.exe"
      2⤵
      • Executes dropped EXE
      • Reads the TCP/IP host and domain name from the registry
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      PID:4552

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        WinPhysHealth.exe

        • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\WinPhysHealth\WinPhysHealth.exe
        • Size 160KB
        • SHA256 54999f441a5bd10266c6fd5cf183b02132b8bdffa5a5a930223f8a39b3d7f6f6
        • MD5 SHA1 SHA512 SSDEEP TLSH