Analysis

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

    arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows
  • submitted
    08/08/2026, 00:14

General

  • Target
    PATCH.bat
  • Size 686B
  • Sample260808-ajmxqsaf93
  • SHA256 babf99f3672c1e2deb59ee773267436fc3fc62ec8c31e00f8a72144204815482
  • MD5 SHA1 SHA512 TLSH

Malware Config

Signatures

  • Event Triggered Execution: Component Object Model Hijacking 1 TTPs

    Adversaries may establish persistence by executing malicious content triggered by hijacked references to Component Object Model (COM) objects.

  • Modifies system executable filetype association 2 TTPs 2 IoCs
  • Executes a command shell one-liner 1 TTPs 1 IoCs

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

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

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

  • Checks processor information in registry 2 TTPs 2 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Modifies Internet Explorer settings 1 TTPs 2 IoCs
  • Modifies registry class 64 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of FindShellTrayWindow 3 IoCs
  • Suspicious use of SendNotifyMessage 3 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs

Processes

  • C:\Windows\system32\cmd.exe
    C:\Windows\system32\cmd.exe /c "C:\Users\Admin\AppData\Local\Temp\PATCH.bat"
    1⤵
    • Executes a command shell one-liner
    PID:4876
  • C:\Windows\System32\rundll32.exe
    C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
    1⤵
      PID:5504
    • C:\Users\Admin\AppData\Local\Microsoft\OneDrive\OneDrive.exe
      "C:\Users\Admin\AppData\Local\Microsoft\OneDrive\OneDrive.exe"
      1⤵
      • Modifies system executable filetype association
      • System Location Discovery: System Language Discovery
      • Checks processor information in registry
      • Modifies Internet Explorer settings
      • Modifies registry class
      • Suspicious behavior: AddClipboardFormatListener
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of SetWindowsHookEx
      PID:1692

    Network

          MITRE ATT&CK Enterprise v16

          Replay Monitor

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          Downloads

          update100[1].xml

          • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\513L3O3H\update100[1].xml
          • Size 726B
          • SHA256 36a6bd38a8a6f5a75b73caffae5ae66dfabcaefd83da65b493fa881ea8a64e7d
          • MD5 SHA1 SHA512 TLSH