Analysis

  • max time kernel
    149s
  • max time network
    143s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260911-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    09/10/2026, 15:01

General

  • Target
    New Samples.js
  • Size 53KB
  • Sample261009-sd4bmsytaw
  • SHA256 7b4fe6b40a5d1f440382458458c91087c1581d82d80a82550917ef4f88c8ec6a
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

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 6 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.

  • Suspicious use of SetThreadContext 1 IoCs
  • Command and Scripting Interpreter: JavaScript 1 TTPs
  • Executes a command shell one-liner 1 TTPs 2 IoCs

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

  • Reads the TCP/IP host and domain name from the registry 1 TTPs 2 IoCs

    The configured hostname and DNS domain identify the machine and are commonly collected to profile a host before it reports in.

  • Kills process with taskkill 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 12 IoCs
  • Suspicious use of AdjustPrivilegeToken 5 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Windows\system32\wscript.exe
    wscript.exe "C:\Users\Admin\AppData\Local\Temp\New Samples.js"
    1⤵
    • Reads the TCP/IP host and domain name from the registry
    PID:3872
  • C:\Windows\system32\cmd.exe
    cmd /c %SYSTEMROOT%\System32\WindowsPowerShell\v1.0\powershell.exe .(${env:ProgramFiles(x86)}[12,14,18]-join'') $env:SjrdiAkkz;
    1⤵
    • Process spawned unexpected child process
    • Executes a command shell one-liner
    • Suspicious use of WriteProcessMemory
    PID:2980
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe .(${env:ProgramFiles(x86)}[12,14,18]-join'') $env:SjrdiAkkz;
      2⤵
      • Badlisted process makes network request
      • Suspicious use of SetThreadContext
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:4456
      • C:\Windows\Microsoft.NET\Framework64\v4.0.30319\csc.exe
        "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\csc.exe" /noconfig /fullpaths @"C:\Users\Admin\AppData\Local\Temp\ejon14id\ejon14id.cmdline"
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:2096
        • C:\Windows\Microsoft.NET\Framework64\v4.0.30319\cvtres.exe
          C:\Windows\Microsoft.NET\Framework64\v4.0.30319\cvtres.exe /NOLOGO /READONLY /MACHINE:IX86 "/OUT:C:\Users\Admin\AppData\Local\Temp\RES4ED2.tmp" "c:\Users\Admin\AppData\Local\Temp\ejon14id\CSC3D115116C2C84A53B47C7B47765BECCC.TMP"
          4⤵
            PID:2664
        • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
          "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Start-Process cmd.exe -ArgumentList '/c taskkill /IM RegAsm.exe /F & taskkill /IM Vbc.exe /F & taskkill /IM MsBuild.exe /F' -WindowStyle Hidden -Wait
          3⤵
          • Command and Scripting Interpreter: PowerShell
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of WriteProcessMemory
          PID:5004
          • C:\Windows\system32\cmd.exe
            "C:\Windows\system32\cmd.exe" /c taskkill /IM RegAsm.exe /F & taskkill /IM Vbc.exe /F & taskkill /IM MsBuild.exe /F
            4⤵
            • Executes a command shell one-liner
            • Suspicious use of WriteProcessMemory
            PID:3768
            • C:\Windows\System32\taskkill.exe
              taskkill /IM RegAsm.exe /F
              5⤵
              • Kills process with taskkill
              • Suspicious use of AdjustPrivilegeToken
              PID:5384
            • C:\Windows\System32\taskkill.exe
              taskkill /IM Vbc.exe /F
              5⤵
              • Kills process with taskkill
              • Suspicious use of AdjustPrivilegeToken
              PID:1036
            • C:\Windows\System32\taskkill.exe
              taskkill /IM MsBuild.exe /F
              5⤵
              • Kills process with taskkill
              • Suspicious use of AdjustPrivilegeToken
              PID:4312
        • C:\Windows\Microsoft.NET\Framework\v4.0.30319\Msbuild.exe
          "C:\Windows\Microsoft.NET\Framework\v4.0.30319\Msbuild.exe"
          3⤵
          • Suspicious behavior: EnumeratesProcesses
          PID:3416

    Network

          MITRE ATT&CK Enterprise v16

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          ModuleAnalysisCache

          • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\ModuleAnalysisCache
          • Size 67KB
          • SHA256 96952b58e7507bfbf6b1edf838d41182ae4f94e983572fa0c037be46d4ab1b05
          • MD5 SHA1 SHA512 SSDEEP TLSH

          StartupProfileData-NonInteractive

          • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
          • Size 1KB
          • SHA256 6d1ed721619019a4cc7c596ac7e81376fc791021e3aebc186da1d99169467b31
          • MD5 SHA1 SHA512 TLSH

          RES4ED2.tmp

          • Path C:\Users\Admin\AppData\Local\Temp\RES4ED2.tmp
          • Size 1KB
          • SHA256 86b2908cb9a4448b16b9fc56fe98545a9ce65286fbd73c8e7aac4d04b73c808a
          • MD5 SHA1 SHA512 TLSH

          __PSScriptPolicyTest_cph1c544.00e.psm1

          • Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_cph1c544.00e.psm1
          • Size 60B
          • SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
          • MD5 SHA1 SHA512 TLSH

          ejon14id.dll

          • Path C:\Users\Admin\AppData\Local\Temp\ejon14id\ejon14id.dll
          • Size 3KB
          • SHA256 d700590bb6c997e4d14b654b1d8fce18e1d3bf48e040b484b7dbb5afc60e66f4
          • MD5 SHA1 SHA512 TLSH

          CSC3D115116C2C84A53B47C7B47765BECCC.TMP

          • Path \??\c:\Users\Admin\AppData\Local\Temp\ejon14id\CSC3D115116C2C84A53B47C7B47765BECCC.TMP
          • Size 652B
          • SHA256 f26725c0020572aba17bc818580e8e9c4cb105281a6497399135194e781146a7
          • MD5 SHA1 SHA512 TLSH

          ejon14id.0.cs

          • Path \??\c:\Users\Admin\AppData\Local\Temp\ejon14id\ejon14id.0.cs
          • Size 216B
          • SHA256 9a6272e0393665959f3b8e2224390e3eeca83e69f07bb3fd389e42372fc8f5c1
          • MD5 SHA1 SHA512 TLSH

          ejon14id.cmdline

          • Path \??\c:\Users\Admin\AppData\Local\Temp\ejon14id\ejon14id.cmdline
          • Size 369B
          • SHA256 1c3bae80aecb8711d584ce6a3cd4faa4b915930f09061a3703045c674759c020
          • MD5 SHA1 SHA512 TLSH

          memory/3416-39-0x0000000000040000-0x000000000008C000-memory.dmp

          memory/4456-9-0x00007FFF40D30000-0x00007FFF416D4000-memory.dmp

          memory/4456-30-0x000001F4D5240000-0x000001F4D5254000-memory.dmp

          memory/4456-13-0x00007FFF40D30000-0x00007FFF416D4000-memory.dmp

          memory/4456-14-0x00007FFF40D30000-0x00007FFF416D4000-memory.dmp

          memory/4456-15-0x00007FFF40D30000-0x00007FFF416D4000-memory.dmp

          memory/4456-11-0x00007FFF40D30000-0x00007FFF416D4000-memory.dmp

          memory/4456-10-0x00007FFF40D30000-0x00007FFF416D4000-memory.dmp

          memory/4456-0-0x00007FFF40EBF000-0x00007FFF40EC0000-memory.dmp

          memory/4456-8-0x00007FFF40D30000-0x00007FFF416D4000-memory.dmp

          memory/4456-28-0x000001F4D5380000-0x000001F4D5388000-memory.dmp

          memory/4456-7-0x00007FFF40D30000-0x00007FFF416D4000-memory.dmp

          memory/4456-12-0x00007FFF40D30000-0x00007FFF416D4000-memory.dmp

          memory/4456-31-0x000001F4D5250000-0x000001F4D5258000-memory.dmp

          memory/4456-6-0x00007FFF40D30000-0x00007FFF416D4000-memory.dmp

          memory/4456-5-0x000001F4D5540000-0x000001F4D5562000-memory.dmp

          memory/4456-35-0x00007FFF40D30000-0x00007FFF416D4000-memory.dmp

          memory/4456-36-0x00007FFF40D30000-0x00007FFF416D4000-memory.dmp

          memory/4456-37-0x00007FFF40D30000-0x00007FFF416D4000-memory.dmp

          memory/4456-40-0x00007FFF40D30000-0x00007FFF416D4000-memory.dmp

          memory/4456-4-0x00007FFF40D30000-0x00007FFF416D4000-memory.dmp

          memory/4456-3-0x00007FFF40D30000-0x00007FFF416D4000-memory.dmp

          memory/4456-44-0x00007FFF40D30000-0x00007FFF416D4000-memory.dmp