Analysis

  • max time kernel
    148s
  • max time network
    114s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    14/07/2026, 12:24

General

  • Target
    universalbrowser.exe
  • Size 115KB
  • Sample260714-pk5lhaey21
  • SHA256 3c285c3fd881cc3bfa5796593310c80844ce3c85cb4b8c033b8d4c033a0a7360
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Drops startup file 2 IoCs
  • Executes dropped EXE 1 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 24 IoCs
  • Suspicious use of WriteProcessMemory 1 IoCs
  • Uses Task Scheduler COM API 1 TTPs

    The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.

Processes

  • C:\Users\Admin\AppData\Local\Temp\universalbrowser.exe
    "C:\Users\Admin\AppData\Local\Temp\universalbrowser.exe"
    1⤵
    • Drops startup file
    • Adds Run key to start application
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:5824
    • C:\Windows\SYSTEM32\schtasks.exe
      schtasks /create /tn "WindowsHostProcess" /tr "C:\Users\Admin\AppData\Roaming\Microsoft\svchost.exe" /sc onlogon /rl highest /f
      2⤵
      • Scheduled Task/Job: Scheduled Task
      PID:3012
  • C:\Users\Admin\AppData\Roaming\Microsoft\svchost.exe
    C:\Users\Admin\AppData\Roaming\Microsoft\svchost.exe
    1⤵
    • Executes dropped EXE
    • Suspicious behavior: EnumeratesProcesses
    PID:5660

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        svchost.exe

        • Path C:\Users\Admin\AppData\Roaming\Microsoft\svchost.exe
        • Size 115KB
        • SHA256 3c285c3fd881cc3bfa5796593310c80844ce3c85cb4b8c033b8d4c033a0a7360
        • MD5 SHA1 SHA512 SSDEEP TLSH