Analysis

  • max time kernel
    149s
  • max time network
    136s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260513-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    05/08/2026, 00:47

General

  • Target
    b55e1818e7478907c06fd6f71a9211a39aca3cdcef93a15cff31ded6cb2ddbcc.exe
  • Size 332KB
  • Sample260805-a5nfdsbb83
  • SHA256 b55e1818e7478907c06fd6f71a9211a39aca3cdcef93a15cff31ded6cb2ddbcc
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs

    Run Powershell and hide display window.

  • Downloads MZ/PE file 1 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Executes dropped EXE 2 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\b55e1818e7478907c06fd6f71a9211a39aca3cdcef93a15cff31ded6cb2ddbcc.exe
    "C:\Users\Admin\AppData\Local\Temp\b55e1818e7478907c06fd6f71a9211a39aca3cdcef93a15cff31ded6cb2ddbcc.exe"
    1⤵
    • Downloads MZ/PE file
    • Checks computer location settings
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:1288
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      powershell.exe -WindowStyle Hidden -Command "Add-MpPreference -ExclusionPath 'C:\Users'; Add-MpPreference -ExclusionPath 'C:\ProgramData'; Add-MpPreference -ExclusionPath 'C:\Users\Admin\AppData\Local\pauv'"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:5064
    • C:\Users\Admin\AppData\Local\pauv\downloads\Service.exe
      "C:\Users\Admin\AppData\Local\pauv\downloads\Service.exe"
      2⤵
      • Executes dropped EXE
      PID:864
  • C:\Users\Admin\AppData\Local\pauv\downloads\Service.exe
    C:\Users\Admin\AppData\Local\pauv\downloads\Service.exe
    1⤵
    • Executes dropped EXE
    PID:5072

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        __PSScriptPolicyTest_ivgpmazk.1xv.ps1

        • Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_ivgpmazk.1xv.ps1
        • Size 60B
        • SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
        • MD5 SHA1 SHA512 TLSH

        Service.exe

        • Path C:\Users\Admin\AppData\Local\pauv\downloads\Service.exe
        • Size 710KB
        • SHA256 463e71c114d5db041a864d58b729b4e38e2a285fa5edd92116a028ec83255cf9
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/5064-31-0x0000022FD03C0000-0x0000022FD03D0000-memory.dmp

        memory/5064-30-0x0000022FD03C0000-0x0000022FD03D0000-memory.dmp

        memory/5064-32-0x0000022FD0380000-0x0000022FD03A2000-memory.dmp